沃爾瑪（“乙方”）與業(yè)主（“甲方”）維保職責(zé)

沃爾瑪（“乙方”）與業(yè)主（“甲方”）維保職責(zé)一、空調(diào)系統(tǒng)1、如果一套獨(dú)立的空調(diào)系統(tǒng)專給沃爾瑪自行使用，由沃爾瑪負(fù)責(zé)設(shè)備的日常保養(yǎng)及運(yùn)行管理并承擔(dān)費(fèi)用；設(shè)備的維修保養(yǎng)和設(shè)備更新由業(yè)主負(fù)責(zé)并承擔(dān)費(fèi)用。其中主要的維修和保養(yǎng)內(nèi)容詳見附件A。2、如果沃爾瑪使用的空調(diào)系統(tǒng)只是業(yè)主空調(diào)系統(tǒng)的一部分，整個(gè)空調(diào)系統(tǒng)由業(yè)主負(fù)責(zé)維修保養(yǎng)，如沃爾瑪發(fā)現(xiàn)空調(diào)系統(tǒng)設(shè)備故障，業(yè)主應(yīng)在兩個(gè)小時(shí)內(nèi)到現(xiàn)場(chǎng)進(jìn)行維修直至設(shè)備恢復(fù)正常，如業(yè)主不能及時(shí)維修或拒絕維修，沃爾瑪將委托第三方進(jìn)行維續(xù)，產(chǎn)生的維修費(fèi)將從單月租金中扣除。沃爾瑪租賃區(qū)內(nèi)所使用空調(diào)的能耗將根據(jù)沃爾瑪與業(yè)主簽署的《房屋租賃協(xié)議》的約定進(jìn)行計(jì)算并計(jì)量。3、由業(yè)主提供的空調(diào)系統(tǒng)，室外冷凝設(shè)備的噪音達(dá)不到當(dāng)?shù)丨h(huán)保的要求，如由于設(shè)備質(zhì)量及安裝原因,由業(yè)主負(fù)責(zé)做環(huán)保工程以便達(dá)到環(huán)保要求。二、供暖(鍋爐)系統(tǒng)1、如果一套獨(dú)立的供暖(鍋爐系統(tǒng))系統(tǒng)專給沃爾瑪自行使用，由業(yè)主負(fù)責(zé)(包括但不限于)設(shè)備的日常維修保養(yǎng)及運(yùn)行管理并承擔(dān)費(fèi)用；設(shè)備的維修和設(shè)備的更新由業(yè)主負(fù)責(zé)并承擔(dān)費(fèi)用。沃爾瑪負(fù)責(zé)設(shè)備系統(tǒng)的運(yùn)行費(fèi)用。2、如果沃爾瑪使用的供暖(鍋爐)系統(tǒng)只是業(yè)主供暖(鍋爐)系統(tǒng)的一部分，供暖(鍋爐)系統(tǒng)的主機(jī)以及其它外圍設(shè)備由業(yè)主負(fù)責(zé)運(yùn)行及維修保養(yǎng)；房屋內(nèi)沃爾瑪所使用的末端設(shè)備由業(yè)主進(jìn)行保養(yǎng)并承擔(dān)費(fèi)用。房屋內(nèi)沃爾瑪所使用供暖(鍋爐)系統(tǒng)的能耗將根據(jù)沃爾瑪與業(yè)主簽署的《房屋租賃協(xié)議》的約定進(jìn)行計(jì)算并計(jì)量。三、消防系統(tǒng)1、如果業(yè)主提供的消防系統(tǒng)專給沃爾瑪使用，應(yīng)由業(yè)主委托第三方有資質(zhì)的消防公司負(fù)責(zé)消防系統(tǒng)的日常維護(hù)保養(yǎng),檢測(cè)及維修工作并承擔(dān)相關(guān)費(fèi)用，并且每月向沃爾瑪提供由第三方有資質(zhì)的消防保養(yǎng)公司出具的月檢測(cè)報(bào)告，以確保沃爾瑪使用的消防系統(tǒng)正常運(yùn)作。系統(tǒng)設(shè)備的維修及設(shè)備更新工作由業(yè)主負(fù)責(zé)并承擔(dān)費(fèi)用。其中設(shè)備大修主要包括：1)消防控制中心主機(jī)正常使用及保養(yǎng)情況下需要的維修更換，程序的更新直至系統(tǒng)恢復(fù)正常工作；系統(tǒng)，產(chǎn)品的更新和技術(shù)改造。2)排煙風(fēng)機(jī)的電機(jī)，消防水泵及消防電機(jī)，室外消火栓及室外相關(guān)的一些配套消防設(shè)備。2、沃爾瑪使用的消防系統(tǒng)只是業(yè)主消防系統(tǒng)的一部分由業(yè)主負(fù)責(zé)消防主系統(tǒng)的維修保養(yǎng)和檢測(cè)工作(包括消防水泵的用電)，沃爾瑪負(fù)責(zé)房屋內(nèi)消防設(shè)備的日常檢查及保管工作。由業(yè)主負(fù)責(zé)包括沃爾瑪租賃區(qū)在內(nèi)的消防系統(tǒng)，應(yīng)由業(yè)主委托第三方有資質(zhì)的消防公司負(fù)責(zé)消防系統(tǒng)的維修保養(yǎng)，并每月將向沃爾瑪提供由第三方消防保養(yǎng)公司出具的月檢測(cè)報(bào)告，以確保沃爾瑪使用的消防系統(tǒng)正常運(yùn)作。3、如果沃爾瑪新增部分的消防系統(tǒng)，由業(yè)主負(fù)責(zé)消防監(jiān)控中心主系統(tǒng)的維保，檢測(cè),值班工作，沃爾瑪負(fù)責(zé)新增部分的維修保養(yǎng)和檢測(cè)工作并承擔(dān)相關(guān)責(zé)任和費(fèi)用，其他部分按第2條履行。業(yè)主允許沃爾瑪工作人員到主機(jī)房做月檢。4、上述三種情況消防控制室均應(yīng)由業(yè)主安排人員值班并承擔(dān)費(fèi)用。四、供電系統(tǒng)1、變電所(含高壓開關(guān)柜，變壓器，低壓配電柜，饋出電纜及相關(guān)變電所內(nèi)設(shè)備)均由業(yè)主負(fù)責(zé)維修保養(yǎng)工作，由業(yè)主安排人員值班并承擔(dān)費(fèi)用。2、柴油發(fā)電機(jī)：1)與業(yè)主共用。由業(yè)主負(fù)責(zé)維修保養(yǎng)并保障安全正常運(yùn)行。2)若為沃爾瑪專用，則在維保期內(nèi)通常是1年或1500小時(shí)，由業(yè)主負(fù)責(zé)維修保養(yǎng)，沃爾瑪出運(yùn)行費(fèi)用。1年或1500小時(shí)后若柴油發(fā)電機(jī)處于良好正常狀態(tài)，沃爾瑪負(fù)責(zé)日常維修并承擔(dān)運(yùn)行費(fèi)用。未達(dá)到使用壽命前出現(xiàn)的非運(yùn)行故障仍由業(yè)主負(fù)責(zé)。3、業(yè)主必須確保沃爾瑪高壓線路的安全使用，不得搭載其它用戶，確保沃爾瑪直接向供電部門繳費(fèi)，直接抄表到戶。五、電梯1、如果業(yè)主提供的電梯專供沃爾瑪使用，在保修期內(nèi)由業(yè)主負(fù)責(zé)維修保養(yǎng)并承擔(dān)維修及年檢費(fèi)用；保修期后由沃爾瑪負(fù)責(zé)日常的清潔和日常保養(yǎng)工作，負(fù)責(zé)設(shè)備的年檢工作并承擔(dān)費(fèi)用，設(shè)備在正常使用及有專業(yè)保養(yǎng)的情況下的維修及設(shè)備更新，由業(yè)主負(fù)責(zé)。其中設(shè)備維修的界定詳見附件B。2、如果電梯是和業(yè)主共用，業(yè)主負(fù)責(zé)維修保養(yǎng)及年檢工作并承擔(dān)維保及運(yùn)行費(fèi)用。六、供排水設(shè)施1，如果沃爾瑪與業(yè)主(或其他用戶)共用供水設(shè)施：1、業(yè)主負(fù)責(zé)維護(hù)從沃爾瑪?shù)慕o水總表(包括給水總表)到市政管道部分。2、供水設(shè)施維護(hù)保養(yǎng)，生活及消防水池的清洗工作。2，如果沃爾瑪屬于市政直接供水：1、沃爾瑪負(fù)責(zé)從市政給水總表至房屋內(nèi)部分的一切供水設(shè)施設(shè)備的維護(hù)保養(yǎng)及運(yùn)行費(fèi)用。2、室外部分的污水管道，檢查井，污水處理設(shè)施和生活用水池的清洗、清通、維護(hù)由業(yè)主負(fù)責(zé)。每年室外管道由業(yè)主至少清通一次。七、供氣設(shè)施：業(yè)主負(fù)責(zé)：1、燃?xì)饪偙恚ò偙恚┲潦姓艿啦糠?，包括燃?xì)庹{(diào)壓站、燃?xì)庥?jì)量表。沃爾瑪負(fù)責(zé)：1、燃?xì)饪偙碇练课輧?nèi)部分。八、其他公共區(qū)域及外圍的設(shè)備設(shè)施維修保養(yǎng)及用水用電由業(yè)主負(fù)責(zé)，如沃爾瑪工作人員需巡檢設(shè)備等業(yè)主需提供方便與配合。附件A空調(diào)機(jī)組檢修要求一、檢修的定義：水冷機(jī)組：每年保養(yǎng)一次，沃爾瑪負(fù)責(zé)更換潤(rùn)滑油、油過濾器及干燥過濾器等易耗件，業(yè)主負(fù)責(zé)對(duì)整機(jī)進(jìn)行檢查，保證機(jī)組正常運(yùn)行及發(fā)現(xiàn)潛在的隱患，達(dá)到節(jié)約能源和延長(zhǎng)機(jī)組使用壽命。若不對(duì)機(jī)組進(jìn)行保養(yǎng)，有可能造成故障隱患。檢修分大修和中修，又分機(jī)組檢修和壓縮機(jī)檢修。將壓縮機(jī)解體，檢查清洗其內(nèi)部，不用更換零件的，這種情況一般稱為壓縮機(jī)的中修或檢查；如內(nèi)部運(yùn)動(dòng)部件磨損程度嚴(yán)重，需要更換的，這種情況一般稱為壓縮機(jī)的大修；而對(duì)整機(jī)而言，如維修時(shí)，需要將制冷劑導(dǎo)出至機(jī)外才能進(jìn)行維修處理的，一般稱為機(jī)組的大修，此外的維修處理一般稱為中修或維修。（業(yè)主負(fù)責(zé)）風(fēng)冷活塞機(jī)組：保養(yǎng)情況同上：（業(yè)主負(fù)責(zé)）中修情況一般這樣：將壓縮機(jī)從機(jī)組移出，打開缸蓋及電機(jī)進(jìn)行清洗，檢查曲軸、連桿、活塞等的磨損情況，如不需要更換，再重新進(jìn)行裝配并恢復(fù)運(yùn)行，這種情況一般稱為壓縮機(jī)的檢查或中修。如零件磨損嚴(yán)重且需要更換的，這種情況一般稱為壓縮機(jī)的大修。二、保養(yǎng)的定義（水冷機(jī)組）供冷季節(jié)的檢查A供冷季節(jié)啟動(dòng)前的準(zhǔn)備和檢查供冷季節(jié)運(yùn)行前須進(jìn)行下列各項(xiàng)檢查和準(zhǔn)備，以確保機(jī)組可靠、安全和高效運(yùn)行：檢查制冷劑液位和油面；檢查油槽、油加熱器和溫度；檢查和測(cè)試所有運(yùn)行控制和安全控制功能；與操作人員一起溫習(xí)操步驟，查看機(jī)組歷史記錄；檢查啟動(dòng)器的運(yùn)行；配合檢查水系統(tǒng)的運(yùn)行情況(包括冷凍水泵,水流開關(guān),冷凍水泵,冷卻塔,閥門等);檢查調(diào)整微電腦控制中心的設(shè)定值;啟動(dòng)冷水機(jī)組,檢查整個(gè)系統(tǒng)的運(yùn)行狀況,記錄機(jī)組運(yùn)行參數(shù);根據(jù)運(yùn)行記錄,分析處理機(jī)組問題.B運(yùn)行季節(jié)檢查機(jī)組運(yùn)行期間,沃爾瑪定期(每月)進(jìn)行下列各項(xiàng)檢查,確保機(jī)組在整個(gè)供冷季節(jié)運(yùn)行高效,可靠:檢查冷水機(jī)組,調(diào)整安全控制裝置;檢查控制裝置的運(yùn)行;檢查制冷劑液位和油位;檢查潤(rùn)滑系統(tǒng)的運(yùn)行;檢查回油系統(tǒng);檢查電機(jī)和啟動(dòng)器的運(yùn)行;記錄運(yùn)行狀態(tài)參數(shù),分析確認(rèn)機(jī)組運(yùn)行正常,必要時(shí)通知業(yè)主進(jìn)行機(jī)組檢修;記錄和報(bào)告要求的備件.C一年一次設(shè)備停機(jī)檢查和預(yù)防性保養(yǎng)(業(yè)主負(fù)責(zé))停機(jī)期間,每年一次進(jìn)行下列各項(xiàng)檢查,以便能正確評(píng)價(jià)設(shè)備的狀態(tài),為下一個(gè)供冷季節(jié)的運(yùn)行作好準(zhǔn)備:檢查壓縮機(jī)-電機(jī)組件的下列各項(xiàng),完成預(yù)防性保養(yǎng)的各項(xiàng)任務(wù):記錄電壓;用兆歐表測(cè)量和記錄電機(jī)繞阻的絕緣電阻;潤(rùn)滑開式電機(jī);檢查開式電機(jī)驅(qū)動(dòng)裝置的定位狀態(tài);檢查聯(lián)軸器;檢查入口導(dǎo)葉操作機(jī)構(gòu)和聯(lián)接機(jī)構(gòu);潤(rùn)滑需要潤(rùn)滑的部位.檢查壓縮機(jī)潤(rùn)滑油系統(tǒng)的下列各項(xiàng):根據(jù)需要更換潤(rùn)滑油,油過濾器和干燥過濾器;檢查油泵,密封和油泵電機(jī);清潔排污管;檢查加熱器和恒溫器;檢查所有其它的油系統(tǒng)部件,如油冷卻器,過濾器和電磁閥等;執(zhí)行下列各項(xiàng)操作,檢查電機(jī)啟動(dòng)器:執(zhí)行診斷檢查程序;清潔接觸器或必要時(shí)建議更換;檢查所有接線端,并擰緊;空載運(yùn)行啟動(dòng)器(或在啟動(dòng)前);檢查狀態(tài)指示燈.檢查控制面板,確定下列各項(xiàng):執(zhí)行診斷檢查程序;檢查安全停機(jī)運(yùn)行狀態(tài);檢查所有接線端,并擰緊;檢查顯示數(shù)據(jù)的精度和設(shè)定值.檢查冷凝器,蒸發(fā)器的下列各項(xiàng):檢查水流開關(guān)的控制情況;根據(jù)運(yùn)行記錄參數(shù)分析熱交換效果,建議水質(zhì)處理;必要時(shí)拆卸端蓋,更換密封墊.檢查系統(tǒng)的下列各項(xiàng):記錄視液鏡的狀態(tài);檢查制冷劑循環(huán),確認(rèn)處于正常平衡狀態(tài);其它:遵循檢查和維護(hù)步驟,修理脫落的保溫層;與操作人員溝通;(往復(fù)式冷水機(jī)組)供冷季節(jié)的檢查A供冷季節(jié)啟動(dòng)前的準(zhǔn)備和檢查供冷季節(jié)運(yùn)行前須進(jìn)行下列各項(xiàng)檢查和準(zhǔn)備,以確保機(jī)組可靠,安全和高效運(yùn)行:配合檢查輔助設(shè)備的運(yùn)行狀況;更換潤(rùn)滑油;檢查曲軸箱加熱器,油溫和潤(rùn)滑系統(tǒng);檢查和測(cè)試所有的運(yùn)行和安全控制;檢查確認(rèn)電壓和啟動(dòng)器運(yùn)行正確;啟動(dòng)機(jī)組,標(biāo)定控制和變送器;檢查確認(rèn)過冷器和過熱器配置正確;機(jī)組穩(wěn)定后,記錄運(yùn)行條件;同操作人員一起,溫習(xí)操作步驟.對(duì)風(fēng)冷冷凝器須增加下列各項(xiàng)檢查:去除機(jī)組周圍和內(nèi)部的臟物;檢查冷凝器盤管是否堵塞,建議清潔盤管;檢查并擰緊電氣接頭;檢查及潤(rùn)滑風(fēng)機(jī)及電機(jī)軸承;啟動(dòng)后,檢查風(fēng)機(jī)和風(fēng)機(jī)電機(jī)的運(yùn)行狀態(tài).B運(yùn)行季節(jié)檢查進(jìn)行下列各項(xiàng)檢查,確保機(jī)組在整個(gè)供冷季節(jié)都運(yùn)行高效,可靠:檢查確認(rèn)通常的運(yùn)行條件和運(yùn)行狀態(tài);記錄運(yùn)行狀態(tài),并進(jìn)行數(shù)據(jù)分析,找出不合理的地方;按要求調(diào)節(jié)運(yùn)行控制;檢查確認(rèn)油位和制冷劑量充注正確;檢查油溫和曲軸箱加熱器;檢查啟動(dòng)器,繼電器和控制元件;檢查風(fēng)冷冷凝器風(fēng)機(jī)和電機(jī)運(yùn)行狀態(tài);與操作人員一起溫習(xí)操作步驟,查看用戶記錄.C一年一次的設(shè)備停機(jī)檢查和預(yù)防性保養(yǎng)(業(yè)主負(fù)責(zé))停機(jī)期間,每年一次進(jìn)行下列各項(xiàng)檢查,以便能正確評(píng)價(jià)設(shè)備的狀態(tài),為下一個(gè)供冷季節(jié)的運(yùn)行作好準(zhǔn)備:用兆歐測(cè)量電機(jī)繞阻電阻,并記錄好;檢查壓縮機(jī)的油位,按要求補(bǔ)充潤(rùn)滑油;檢查曲軸箱加熱器,確認(rèn)運(yùn)行正常;更換干燥過濾器;擰緊接觸器和電機(jī)端子箱內(nèi)的電源線;清潔所有連接接頭,如有必要按要求更換;檢查所有繼電器,運(yùn)行控制裝置和安全保護(hù)裝置;檢查確認(rèn)所有控制裝置,安全保護(hù)裝置,卸載裝置和外部聯(lián)鎖跨接裝置;檢查確認(rèn)壓縮機(jī)的吸氣和排氣閥完好.空調(diào)系統(tǒng)(直燃機(jī))空調(diào)機(jī)組檢修要求1、業(yè)主負(fù)責(zé)直燃機(jī)定期維護(hù)保養(yǎng)內(nèi)容直燃機(jī)維護(hù)保養(yǎng)內(nèi)容（每年）次數(shù)服務(wù)內(nèi)容服務(wù)時(shí)期1次制冷開機(jī)檢查5月份2次制冷停機(jī)后檢查保養(yǎng)10月份3次采暖開機(jī)檢查11月份4次采暖停機(jī)后檢查保養(yǎng)3至4月份5次溶液取樣檢驗(yàn)機(jī)組運(yùn)行期間2、直燃機(jī)定期保養(yǎng)主要檢查的項(xiàng)目有：1）全裝置的檢查的測(cè)試；2）運(yùn)行分析和測(cè)量；3）吸收劑和制冷劑的管理；4）燃燒器的管理及燃燒室內(nèi)的煙塵的清潔；5）真空泵的維護(hù)；6）泵的診斷和修理；7)吸收器、冷凝器內(nèi)部傳熱管的清洗；3、負(fù)責(zé)及時(shí)聯(lián)系設(shè)備廠家對(duì)直燃機(jī)運(yùn)行期間出現(xiàn)的突發(fā)性故障進(jìn)行檢測(cè)及解決.制冷設(shè)備,中央空調(diào)主機(jī)(機(jī)組)專業(yè)等級(jí)保養(yǎng)項(xiàng)目一覽表一、一級(jí)保養(yǎng)(運(yùn)行時(shí)間在4000小時(shí)以內(nèi))(業(yè)主負(fù)責(zé))1、主機(jī)內(nèi)外表面除銹,清潔,上漆,緊固主機(jī)表面內(nèi)外螺絲,螺帽,修補(bǔ)主機(jī)上的保溫層,安裝防鼠網(wǎng).2、清潔制冷系統(tǒng)表面,清潔主機(jī)電控柜(箱)內(nèi)外及電控系統(tǒng),檢測(cè)電控系統(tǒng)各零配件,風(fēng)機(jī)馬達(dá),壓縮機(jī)馬達(dá)的阻值,絕緣值,靈敏度,精確度,消除電控系統(tǒng)各零配件的異聲,異味及隱患,并清潔表面和緊固.3、檢測(cè)制冷系統(tǒng)各閥件,保護(hù)器,過濾器,探頭的工作狀況,消除隱患.4、制冷系統(tǒng)全面檢漏,檢堵.全面檢測(cè)制冷系統(tǒng)各部位溫度(包括壓縮機(jī)),檢測(cè)冷凝壓力,蒸發(fā)壓力,吸氣壓力,排氣壓力,油溫,油壓,冷凝溫度,蒸發(fā)溫度,冷凍水進(jìn)出溫度和溫差,冷卻水進(jìn)出溫度和溫差,消除隱患.5、檢測(cè)各儀器,儀表的精確度,靈敏度,并校正和清潔.6、對(duì)主機(jī)進(jìn)行全面工況調(diào)節(jié),調(diào)試,并適當(dāng)加補(bǔ)制冷劑或適當(dāng)回收制冷劑,使主機(jī)處于最佳工作狀態(tài).7、進(jìn)行一級(jí)保養(yǎng)后,使設(shè)備內(nèi)外觀潔凈,感受良好,設(shè)備運(yùn)行狀況佳,無后顧之憂.二、二級(jí)保養(yǎng)(運(yùn)行時(shí)間超過4000小時(shí))(業(yè)主負(fù)責(zé))1、拆卸制冷系統(tǒng)各閥件、過濾器進(jìn)行檢測(cè)、清洗、排除隱患,更新過濾器或?yàn)V芯、清洗壓縮機(jī)油箱、油過濾器、更換冷凍機(jī)。2、拆卸電控系統(tǒng)各零配件、各保護(hù)器,進(jìn)行內(nèi)外清洗、除銹、除塵、消除氧氣層,消除各種隱患,拆卸風(fēng)機(jī)馬達(dá),內(nèi)外清洗干淨(jìng)(含軸、軸承)進(jìn)行檢測(cè),軸承上油,消除各種隱患,裝配復(fù)原,檢測(cè)各電線,消除隱患,檢測(cè)壓縮機(jī)馬達(dá)阻值和絕緣狀況及運(yùn)行電流。3、全制冷系統(tǒng)檢漏、檢堵。全面檢測(cè)制冷系統(tǒng)各部分溫度(包括壓縮機(jī)),檢測(cè)冷凝壓力、蒸發(fā)壓力、吸氣壓力、排氣壓力、油溫、油壓、冷凝溫度、蒸發(fā)溫度、冷凍水進(jìn)出溫度和溫差、冷卻水進(jìn)出溫度和溫差,消除隱患。4、保養(yǎng)前須轉(zhuǎn)移(回收)制冷劑,完畢后進(jìn)行壓力測(cè)試、檢漏、檢堵、真空度測(cè)試。將冷凝劑輸回系統(tǒng)。5、檢測(cè)各儀器、儀表的精確度、靈敏度,并校正和清潔。6、對(duì)主機(jī)進(jìn)行全面工況調(diào)節(jié)、調(diào)試,并適當(dāng)加補(bǔ)制冷劑或適當(dāng)回收制冷劑,使主機(jī)處于良好工作狀態(tài)。7、進(jìn)行二級(jí)保養(yǎng)后,消除各種隱患,設(shè)備運(yùn)行工況良好。三、三級(jí)保養(yǎng)(運(yùn)行超過5000小時(shí))(業(yè)主負(fù)責(zé))1、對(duì)冷凝器、蒸發(fā)器內(nèi)部進(jìn)行化學(xué)(或人工)除垢、除菌、除藻、清除各種污垢,清洗干淨(jìng)。清潔劑、保養(yǎng)劑采用蘭州緩蝕技術(shù)研究所生產(chǎn)的“格瑞牌”清洗劑、保養(yǎng)劑,時(shí)目前世界上制冷設(shè)備、中央空調(diào)、鍋爐等熱交換設(shè)備唯一的綠色環(huán)保型清洗劑、保養(yǎng)劑,安全、徹底,無腐蝕、無污染、無毒。2、冷凝器、蒸發(fā)器進(jìn)行壓力測(cè)試、檢漏、檢堵、真空度測(cè)試。在清洗前,須轉(zhuǎn)移(回收)制冷劑,完畢后再輸回系統(tǒng)。四、特級(jí)保養(yǎng)(累計(jì)運(yùn)行時(shí)間超過6000小時(shí))(業(yè)主負(fù)責(zé))1、拆卸壓縮機(jī)全部零配件,全面檢測(cè)其光潔度、精度、配合間隙精度,清洗、適當(dāng)研磨、疏通壓縮機(jī)內(nèi)的油路系統(tǒng)和外油路系統(tǒng),清洗壓縮機(jī)殼內(nèi)壁,消除各種隱患,製作石棉橡膠密封墊,裝配復(fù)原,安裝到位。2、壓縮機(jī)運(yùn)行壓力檢測(cè)、檢漏、真空度測(cè)試。3、全密壓縮機(jī)進(jìn)行內(nèi)部清洗換油,無需解體,實(shí)踐證明,清洗后潔凈度可達(dá)80%左右,大大減低累壓縮機(jī)的故障率延長(zhǎng)壓縮機(jī)的使用壽命3-5年。清洗前須回收制冷劑,將壓縮機(jī)取出至工作場(chǎng)地。4、全面檢測(cè)制冷系統(tǒng)各部位溫度(包括壓縮機(jī)),檢測(cè)冷凝壓力、蒸發(fā)壓力、吸氣壓力、排氣壓力、油溫、油壓、冷凝溫度、蒸發(fā)溫度、運(yùn)行電流、冷凍水進(jìn)出溫度和溫差、冷卻水進(jìn)出溫度和溫差,消除隱患。5、對(duì)主機(jī)進(jìn)行全面工況調(diào)節(jié)、調(diào)試,并適當(dāng)加補(bǔ)冷卻劑和回收冷卻劑,使主機(jī)處于良好的工作狀態(tài)。6、進(jìn)行特級(jí)保養(yǎng)后,消除了壓縮機(jī)及制冷系統(tǒng)的各種隱患,確保了良好安全的運(yùn)行,大大降低設(shè)備的故障率,延長(zhǎng)故障率的周期,延長(zhǎng)設(shè)備的使用壽命,提高設(shè)備功效。附件B電梯設(shè)備維修保養(yǎng)的界定保養(yǎng):是指電梯交付使用后,為保證電梯正常及安全運(yùn)行,按計(jì)劃進(jìn)行的所有必要的操作,如潤(rùn)滑檢查,清潔,調(diào)整,更換易損件。維修:是指根據(jù)客戶使用要求,雙方簽定合同或約定,由供方提供的電梯產(chǎn)品維修服務(wù)。如改變額定速度,額定載重量,轎箱質(zhì)量,更換曳引機(jī)、轎箱、控制柜系統(tǒng)、導(dǎo)軌等部件。（業(yè)主負(fù)責(zé)）改造:是指全面地或部分地改進(jìn)在用電梯的功能,性能,可靠性,安全性。維修改造項(xiàng)目分類表NO項(xiàng)目類別1YPVF、VFMG加裝停電柜大修2GVF-FX、GH98加裝停電柜大修3YP加裝停電柜大修4YP梯單控改并聯(lián)大修5YPAF、FVF單控改并聯(lián)大修6加裝GMS電梯群控系統(tǒng)大修7加裝CIP電梯群控系統(tǒng)大修8更換曳引鋼絲繩(1:1)大修9更換曳引鋼絲繩(2:1)大修10更換對(duì)重架繩輪軸承大修11更換轎頂反繩輪軸承大修12處理TYS主機(jī)側(cè)蓋漏油大修13更換曳引機(jī)(減速箱)大修14更換蝸桿軸承(客梯)F-10,B-10大修15更換蝸桿軸承(客梯)F-20,F-30大修16更換軸架體軸承(TYS主機(jī))大修17曳引機(jī)間隙尺寸調(diào)整大修18修正轎架、轎頂大修19加裝遠(yuǎn)距離遙監(jiān)大修20轎箱各部調(diào)整,緊固(水平、卡膠)大修21檢查、調(diào)整各平層調(diào)整中修22改造轎頂及轎頂裝飾中修23YPVF、VFMG加裝消防迫降及反饋信號(hào)中修24GVF、YP、F、B梯加裝消防迫降及反饋信號(hào)中修25YP、F、B梯加裝消防功能中修26YPVF、VFMG、GVF加裝消防功能中修27加裝轎內(nèi)報(bào)站鐘中修28更換轎內(nèi)裝飾吊頂中修29更換轎箱壁板、頂板中修30更換主機(jī)推力軸承中修31更換蝸桿主軸油封中修32更換曳引輪主軸骨架油封中修33更換曳引輪中修34制動(dòng)器解體檢查,清理,調(diào)整中修35更換電動(dòng)機(jī)中修36更換電動(dòng)機(jī)軸承(前)中修37更換電動(dòng)機(jī)軸承(后)中修38轎箱、對(duì)重導(dǎo)靴、修正、更換中修39轎架、轎底尺寸檢查,修正中修40調(diào)校門頭,門扇,門鎖立柱尺寸中修41更換廳門踏板(F梯)中修42更換廳門踏板(客梯鐵牛腿)中修43更換廳門踏板(客梯水泥牛腿)中修44加裝底坑梯小修45加裝漲緊輪開關(guān)小修46加裝緩沖器開關(guān)小修47負(fù)載試驗(yàn)小修48磅機(jī)小修49更換轎門小修NO項(xiàng)目類別50更換電子板,模塊及檢查線路小修51加裝值班室對(duì)講機(jī)小修52更換垂直式漲緊輪小修53加裝井道燈小修54更換主導(dǎo)軌靴靴襯小修55更換附導(dǎo)軌靴靴襯小修56截短曳引鋼絲繩(12)小修57截短曳引鋼絲繩(10)小修58更換剎車皮及調(diào)整小修59重新調(diào)整曳引機(jī)各部分參數(shù)小修60標(biāo)準(zhǔn)系統(tǒng)檢查修正(滿載)小修61轎門機(jī)動(dòng)系統(tǒng)檢修小修62清潔、調(diào)整轎箱安全鉗及鉗嘴小修63各層門輪門與門刀廳踏板轎門踏板尺寸小修64各層門輪,轉(zhuǎn)動(dòng)機(jī)構(gòu),付主鎖調(diào)整小修65更換廳門(門鎖、門扇、傳動(dòng)機(jī)構(gòu))小修66更換門鎖、付門鎖小修67更換門傳動(dòng)機(jī)構(gòu)小修68更換控制屏各電器機(jī)件小修69檢查控制線路、動(dòng)作程序小修70更換廳門(門鎖、門扇、傳動(dòng)機(jī)構(gòu))小修71更換廳門踏板小修72更換門鎖、付門鎖小修73更換門傳動(dòng)機(jī)構(gòu)小修74更換控制屏各電器機(jī)件小修75檢查控制線路、動(dòng)作程序小修76接觸器檢修、更換小修77接線端子緊固、檢查(整機(jī))小修78主回路檢查、安全回路檢查小修79控制回路檢查,排除故障小修80信號(hào)回路檢查,排除故障小修81照明回路檢查,排除故障小修82其他回路檢查,排除故障小修83電腦梯故障清除增減功能小修84更換更改指層燈小修85更換限速器或更換部分及調(diào)整小修86操縱箱檢修,更換零部件小修87層指、召喚、信號(hào)檢修小修88檢查門電動(dòng)機(jī)轉(zhuǎn)子,定子及軸承小修89井道線路檢修或更換添加小修90檢修線路絕緣小修91更換鋼片帶小修92緩沖器加油、調(diào)整小修93電梯加層改造94電梯移裝改造95拆裝電梯改造96更換電梯轎門改造97更換電梯控制屏改造98更換主機(jī)改造ResponsibilitiesofMaintenanceandRepairbetweenWal-Mart(“PartyB”)andLandlord(“PartyA”)1.A/Csystem1.1AsetofindependentA/CsystemisprovidedforWal-Martonly,Wal-Martshallberesponsiblefordailycleaningandoperationalmanagementwithowncharges.Theownershallberesponsibleforequipmentmaintenanceandupdatingwithowncharges.PleaserefertotheAppendixAfordetails.1.2IftheA/CsystemusedbyWal-Martisjustpartoftheowner’s,theownershallberesponsibleformaintenanceofthemainequipmentofA/Csystemandanyotherrelevantequipment.IfthereismalfunctionintheA/Csystem,theownershallcomeandfixwithintwohours.Iftheownerrefusestofixorfailstofixintime,Wal-Martwillentrustthethirdpartytofix,andthecausedcostwillbechargedtotheownerbydeductionofthecurrentmonthlyrent.ThereisaclearcalculationormeasurementmethodforenergyconsumptiondescribedintheLeaseContractandPropertyManagementContract.TheenergyconsumptionofA/CsystemwithinthePremisesshallbemeasuredaccordingtotheprovisionsofthisPremisesLeaseAgreementbetweenWal-MartandLandlord.TheoutdoorcondenserofA/Csystemprovidedbytheownerproducesabignoise,whichfailstomeettherequirementoflocalenvironmentalprotection.Theownershallberesponsibleforthenoiseprotectionworkifitiscausedbythequalityofequipmentandincorrectinstallation.Heatingsystem(Boiler)Asetofindependentheatingsystem(Boiler)shallbeprovidedforWal-Martonly.Theownershallberesponsiblefor,includingbutnotlimitedto,dailycleaningandoperationalmanagementwithowncharges.Andtheownershallberesponsibleforequipmentmaintenanceandupdatingwithowncharges.Wal-Martshallberesponsiblefortheheatingsystem’soperationalfee.2.2Iftheheatingsystemisjustpartoftheowner’s,theownershallberesponsibleformaintenanceofmainequipmentofheatingsystemandanyotherrelevantequipment.Wal-MartshallberesponsibleforcleaningandoperationalmanagementoftheterminalequipmentinthePremisesatitssolecost.Theownershallberesponsibleformaintenanceofterminalequipmentofheatingsystem.TheenergyconsumptionofheatingsystemwithinthePremisesshallbemeasuredaccordingtotheprovisionsofthisPremisesLeaseAgreementbetweenWal-MartandLandlord.FirefightingsystemTheownershallentrustthethirdindependentandqualifiedFireFightingCompanytotakechargeofdailymaintenance,examinationandrepairswithownchargesifthefirefightingsystemisprovidedforWal-Martonly,andtheownershallprovideWal-MartamonthlyexaminationreportissuedbythethirdpartytoensureWal-Mart’sfirefightingsysteminanormalcondition.Inaddition,theownershallalsoberesponsibleforequipmentoverhaulingandupdatingwithowncharges.Theoverhaulcovers:Maintenanceandreplacementofmainequipmentofthefirefightingcontrolcenteronnormaloperationandupkeepbasis.Programupdating,systemandproductupdatingaswellastechnicalrenovationofequipment.Maintenanceandrepairofthemotorofsmokeexhaustingfans,firepumpandmotor,outdoorfirehydrantsaswellassomeoutdoorattachedfirefightingfacilities.3.2.Theownershallberesponsibleformaintenanceandexaminationofthemainfirefightingsystemincludingpowersupplyofthefirepumpifthefirefightingsystemisjustpartoftheowner’s.Wal-MartshallberesponsiblefordailyinspectionandprotectionofthefirefightingfacilitiesinthePremises.TheownershallentrustthethirdindependentandqualifiedFireFightingCompanytotakechargeofmaintenanceofthefirefightingsystemwhichalsoincludestheleasingareaofWal-Mart,andshallprovideWal-MartamonthlyexaminationreportissuedbythethirdpartytoensureWal-Mart’sfirefightingsysteminanormalcondition.IfWal-Martaddsanotherfirefightingsystem,theownershallbeinchargeofmaintenanceandexaminationofthemainsystemofthefirefightingmonitorcenterandassignassociatestobeonduty.Wal-Martshallberesponsibleformaintenanceandexaminationoftheaddedequipmentwithownchargesandliabilities.Asforothers,itshallbefulfilledaccordingtoclausetwoofthecontract.Wal-Mart’sassociatescanbeallowedtoaccesstothemainequipmentroomformonthlyinspection.Theownershallassignassociatestobeondutyinthefirefightingcontrolroomfortheabove-mentionedthreesituations.Theownershallpayforit.PowersupplysystemTransformerstation:theownershallberesponsibleformaintenanceoftherelevantequipmentinthestation,includingHVswitchcabinet,transformer,LVdistributioncabinet,feederandtherelatedfacilities.TheownershallassignassociatestobeondutyintheHVswitchcabinet,transformerandLVdistributioncabinetroom.Theownershallpayforit.Dieselgenerator:a)Sharingwiththeowner.Theownershallberesponsibleformaintenanceofthedieselgeneratorandensureitisalwaysinasafeandnormalrunningcondition.b)IfitisprovidedforWal-Martonly,thereisoneyearor1500hoursguaranteeperiodforthedieselgenerator,i.e.withinthisperiod,thedieselgeneratorshallbemaintainedbytheowner,andWal-Martshallonlybeartheoperationalfees.Ifthegeneratorisinagoodconditionbeyondtheguaranteeperiod,Wal-Martshallberesponsibleforitsdailymaintenancewithowncharges.Ifitbreaksdownbeforetheservicelifetimeduetootherreasonsinsteadofoperation,theownershalltakethefullresponsibility.TheownershallensurethattheHVcablesareinasafetyconditionwithoutconnectingtoothercircuitsusedbyotherusers.Inaddition,Wal-MartwillpaythePowerBureaudirectlyaccordingtoindependentpowermeter.5.ElevatorsIftheelevatorisonlyforWal-Mart’suse,theownershallberesponsibleforitsmaintenanceandannualinspectionwithownchargeswithinguaranteeperiod.AndWal-Martshalltakeoverdailycleaningwork,operationalprotectionandannualinspectionbeyondtheguaranteeperiodwithowncharges.Theownershallberesponsibleforelevatorsmaintenanceandupdatingunderthenormalrunningconditionandprofessionalupkeepcondition.Asfordefinitionsofmaintenance,pleaserefertoappendixtwofordetails.IftheownerandWal-Martsharetheelevators,theownershallberesponsibleformaintenance,upkeepandannualinspection.Theownershalltakethemaintenanceandoperationalfees.6.WatersupplyanddrainagefacilitiesIfWal-Martsharesthewaterfacilitieswiththeownerorotherusers,theownershallberesponsibleforthefollowing:Maintenanceofwaterfacilitiesfromthegeneralwatermetertothecitygovernment’smainwaterpipe.Maintenanceandupkeepofthewatersupplyfacilities,cleaningworkoflivingwatertankandfirewatertank.IfthecitygovernmentdirectlysupplieswatertoWal-Mart,Wal-Martshallberesponsibleforthefollowing:Maintenanceofallwater-supplyfacilitiesbetweenthegeneralwatermeterandthePremiseswithowncharges.Theownershallberesponsibleformaintenanceandblocktreatmentofoutdoorsewagepipesandwellchambers.Theownershallalsoberesponsibleforblocktreatmentofoutdoorwaterpipingatleastonceayear.7.GassupplyfacilitiesTheownershallberesponsiblefor:Gassupplyfacilitiesbetweenthegeneralgasmeterandthecitygovernment’smaingaspipe,includinggaspressureadjustmentstationandgasmeter.Wal-Martshallberesponsiblefor:GasfacilitiesfromthegeneralgasmetertothePremises.8.Theownershallberesponsibleforthemaintenanceofsurroundingfacilitiesandtheonesinotherpublicareas,andforthewaterandpowersupplies.AndtheownershallprovidesupportwhenWal-Martassociateneedstoinspectthefacilities.AppendixA:RequirementsforoverhaulofA/Cunits1.DefinitionofoverhaulWater-coolingunit:Itmustbemaintainedonceayear.Wal-Martshallberesponsibleforreplacementoflubricatingoil,oilfiltersanddryingfilters.Theownershallberesponsibleforinspectionofthewholeunittoensureitisunderanormalrunningconditionandfindouthiddendangerandpotentialrisksinordertosaveenergyandprolongservicelifetime.Itispossibletocausepotentialtroubleswithoutappropriatemaintenance.Overhaulcoversimportantoverhaulandmediumoverhaul;itisalsodividedintounitoverhaulandcompressoroverhaul.Mediumoverhaulreferstodismantlingthecompressortocheckandcleaninternalsurfacewithoutreplacinganycomponents.Andimportantoverhaulreferstoreplacingtheseriouslyworninternalparts.Unitoverhaulreferstomaintenancecanbedoneonlyafterintroducingthecoolantoutoftheunit,whichisalsocalledimportantoverhaul.Othermaintenancetreatmentsarecalledmediumoverhaul.Alloftheseshallbetheresponsibilityoftheowner.Pneumaticcoolingpistonunits:Sameastheabove-mentionedmaintenancemethod.Theyareundertheowner’sresponsibility.Mediumoverhaulshallbedonelikethis:removethecompressoroutoftheunit,openthecovertocleanthemotor.Checktheshaft,linkagebarandpistontofindwhethertheyareoverworn,andthentheycanbereinstalledifnoneedtoreplace.Ifthepartsarefoundtobeoverwornandneedtobereplaced,wecallitimportantoverhaulforthecompressor.DefinitionofupkeepWater-coolingunitInspectionbeforecoolingsupplyseasonA PreparationandInspectionBeforestartingupwater-coolingunit,thefollowingitemsshallbeinspectedinordertoensuretheunitoperatesinthesafe,reliableandhighefficiencystatus:Coolantlevelandoillevel;Oilchannel,oilheateranditstemperature;AlloperationalcontrolandsafetycontrolfunctionsFurtherfamiliarwithoperationalproceduresbytheoperators,andreviewingthepreviousrecords.OperationofthestarterOperationstatusofwatersystemincludingfrozenwaterpump,waterflowswitch,frozenwaterpump,coolingcolumn,valves,etc.Adjustmentofthesetvalueinmicro-computercontrolcenter;Startingupcoolingwaterunittochecktheoperationalstatusoftheentiresystem,recordingoperationalparametersoftheunit;Analyzeandsolveproblemsoccurredintheoperationofcoolingwaterunitaccordingtotheoperationalrecords.B InspectionintheoperationalseasonInordertoensurethewholecoolingwaterunitoperatesunderahighefficiencyandreliablecondition,Wal-Martshallperformregular(monthly)inspectionsasfollows:Inspectionofcoolingwaterunitandadjustmentofsafetycontroldevice;Operationofcontroldevice;Coolantlevelandoillevel;Operationoflubricationsystem;Oil-turningsystem;Operationofthemotorandthestarter;Recordoperationalparameters,analyzeandconfirmwhethertheunitisoperatingunderthenormalcondition.Andtheownershallbeinformedofunitoverhaulwhennecessary;Recordandreporttotheownerofthesparepartsneeded.C Equipmentshutdowninspectionandpreventivemaintenanceonceayear(Theowner’sliability)Thecoolingwaterunitshallbeshutdownforinspectionsonceayearsoastocorrectlyevaluatetheequipmentstatus,makinggoodpreparationfortheoperationofthenextseason.Inspectthefollowingitemsofthecompressorandmotorunitstocompletepreventivemaintenance:Recordthevoltage;Measureandrecordwindinginsulationresistanceofthemotorwithmegger;Lubricationoftheopen-typemotor;Inspectthepositioningstatusofdrivedeviceoftheopen-typemotor;Inspectionofthecoupler;Inspectionoftheoperationalorganandcouplingorgan,lubricatingthenecessaryparts;Inspectlubricationsystemofthecompressorasfollows:Replacementofthelubricatingoil,oilfilteranddryingfilterasrequired;Inspectionofoilpump,oilsealandmotoroftheoilpump;Cleanthesewagepipe;Inspectionoftheheaterandthermostat;Inspectionofallotherpartsoftheoilsystemlikeoilcooler,filterandsolenoidvalve;Inspectthestarterofmotorasfollows:Carryoutinspectionprocedure;Cleancontactorsuggestreplacementifnecessary;Inspectandtightenalltheterminals;Operatethestarterwithoutloadingtocheckitsindicator;Inspectthecontrolpanelasfollows:Carryoutinspectionprocedure;Inspectoperationalstatusofsafeshutdownoftheunit;Inspectandtightenalltheterminals;Inspectindicateddataprecisionandsetvalue;Inspectthecoolerandevaporatorasfollows:Inspectthecontrolofwaterflowswitch;Analyzeheatexchangingresultsbasedontherecordedparametersandgiveadviceonwaterqualitytreatment;Removethecoverandreplacethegasketifnecessary;Thefollowingitemstobechecked:Recordthestatusofliquidobservationhole;Inspectcirculationofthecoolanttoconfirmitisinanormalcondition;OthersFollowinspectionandmaintenanceprocedures.Repairdamagedthermalinsulationlayer.Communicationwiththeoperators.ReciprocatingcoolingwaterunitInspectionsinthecoolingsupplyseasonA PreparationsandInspectionsInordertoensurethewholecoolingwaterunitoperatesunderahighefficiencyandreliablecondition,Wal-Martshallcarryoutregularinspectionsandpreparationsasfollows:Assistingincarryingoutinspectionofoperationalstatusoftheauxiliaryequipment;Replacementofthelubricatingoil;Inspectionoftheheater,oiltemperatureandlubricationsystem;Inspectionandtestofalloperationalandsafecontroldevices;Inspectionandconfirmationofthecorrectvoltageandoperationofthestarter;Startuptheunitsandconfirmthecontrolandtransformer;Inspectionandconfirmationofthecorrectconfigurationofsuper-coolerandsuper-heater;Recordoperationalconditionswhentheunitisinastablestatus;Furtherfamiliarwiththeoperationalproceduretogetherwiththeoperators;Forthepneumaticcooler,thefollowinginspectionsandpreparationsshallbeadded:Removedirtythinginsideorsurroundingtheunit;Checkwhetherornotthecoilisblocked,suggestingtocleanthecoil;Inspectandtightentheelectricconnectors;Inspectionandlubricationofthefansandthebearings;Inspectoperationalstatusofthefansanditsmotorsafterstartingup;B InspectionsintheoperationalseasonInordertoensurethewholereciprocatingcoolingwaterunitoperatesunderahighefficiencyandreliablecondition,Wal-Martshallcarryoutregularinspectionsandpreparationsasfollows:Inspectionandconfirmationofthenormaloperationalconditionandstatus;Recordoperationalstatus,analyzedataandfindtheunreasonablefactors;Adjustmentofoperationalcontrolasrequired;Inspectionandconfirmationoftheoillevelandpropercoolantquantity;Inspectionoftheoiltemperatureandheater;Inspectionofthestarter,relayandcontrolelements;Inspectionoftheoperationalstatusofthepneumaticcoolerfansandmotor;Furtherfamiliarwithoperationalstepstogetherwiththeoperators,checkingtheusers’previousrecords;C Equipmentshutdowninspectionandpreventivemaintenanceonceayear(Theowner’sliability)TheReciprocatingcoolingwaterunitshallbeshutdownforinspectiononceayearsoastocorrectlyevaluatetheequipmentstatus,makingagoodpreparationfortheoperationinthenextseason.Pleaserefertothefollowingitemstobeinspectedandpreparedfordetails:Measureandrecordthewindingresistanceofthemotorwiththemegger;Inspectoillevelofthecompressorandsupplementthelubricatingoilasrequired;Inspectionandconfirmationoftheheaterinitsnormaloperation;Replacementofthedryingfilter;Tightenthecontactsandthewiresinsidethemotorterminalbox;Cleanalltheconnectorsandreplacethemasrequired;Inspectionofalltherelays,operationalcontrolunits,unloadingdevices;Inspectandconfirmsuctionandairexhaustingvalvesofthecompressorareingoodconditions.A/Csystem(direct-firedunits)RequirementsforoverhaulofA/Cunits1、Theownerisresponsiblefortheregularmaintenanceofthedirect-firedunits.MaintenanceContent(Annual)FrequencyServiceTimeOnceInspectionofrefrigerationpower-onMayTwiceInspectionafterrefrigerationshut-downOctober3timesInspectionofheatingpower-onNovember4timesInspectionafterheatingshut-downMarch~April5timesLiquorsampletestDuringunitoperation2、Keyinspectionitemsofthedirect-firedunits’regularmaintenanceareasfollow:1）Inspectandtestallthedevices;2）Analyzeandmeasuretheoperation;3）Managementofabsorbentandcoolant;4）Managementofcombustiondeviceandcleaninganddustremovinginthecombustionroom;5）Maintenanceofvacuumpump;6）Examinationandrepairofthepumps;7)Cleaningofthermaltransmissionpipeinsidetheabsorberandcondenser;3、Beresponsiblefortimelyinformingthemanufacturertoinspectandsolvetheproblemwhenthereissuddenbreakdownduringtheoperationofthedirect-firedunits.DescriptionofprofessionalmaintenanceofrefrigerationequipmentandtheconcentrationA/CmainequipmentGrade-onemaintenance(within4000hoursofoperation),undertheresponsibilityoftheowner.1.1Removetherust,paintinternalandexternalsurfacesofthemainequipment.Fastenthescrewsandnutsofthemainequipment.Repairinsulationlayerofthemainequipment.Installanti-micenetwork.1.2Cleanthesurfaceofrefrigerationsystemandinternalandexternalelectricalcontrolcabinetsaswellaselectricalcontrolsystemofthemainequipment.Testaccessoriesandpartsoftheelectricalcontrolsystem,resistanceandinsulationvalues,sensitivityandprecisionofthefansandmotors.Eliminateabnormalnoises,peculiarsmellsandpotentialrisksoftheelectricalcontrolsystemandcleanitssurfacesandthenfastenthem.1.3Testtheworkingconditionsofvariousvalves,protectors,filtersanddetectorsoftherefrigerationsystemtoeliminatethepotentialrisks.1.4Checkwhetherthereisanelectricityleakandblockintherefrigerationsystem.Testtemperatureofeachpartoftherefrigerationsystemincludingthecompressor.Inordertoeliminatethepotentialrisks,testcondensationpressure,evaporationpressure,suctionpressure,airexhaustingpressure,oiltemperatureandpressure,condensationtemperature,evaporationtemperature,frozenwateraccesstemperaturesanddifferenceintemperature,coolingwateraccesstemperaturesanddifferenceintemperature.1.5Testtheprecisionandsensitivityoftheinstrumentsandapparatuses,andthencorrectandcleanthem.1.6Carryoutacomprehensiveadjustmentandcommissioningforthemainequipmentonitsworkingconditions,addorretrievethecoolantreasonablyaccordingtothereal