【正文】 .....................................................................................................20 油過濾器..............................................................................................................................20 制冷工質(zhì)..............................................................................................................................20 潤滑油..................................................................................................................................20 供油電磁閥..........................................................................................................................20 制冷劑濾網(wǎng)..........................................................................................................................20 能量調(diào)節(jié)裝置......................................................................................................................20 蒸發(fā)器.....................................................................................................................................20 冷凝器和油分離器.................................................................................................................20 電子膨脹閥.............................................................................................................................21 經(jīng)濟(jì)器.....................................................................................................................................21 油泵.........................................................................................................................................21 電機(jī)冷卻電磁閥.....................................................................................................................2110. 維護(hù).........................................................................................................................................21 制冷劑充注.........................................................................................................................21 制冷劑充注量不足的判斷.................................................................................................22 添加潤滑油.........................................................................................................................22 主油過濾器的更換.............................................................................................................23 油過濾器更換周期.............................................................................................................23 油過濾器更換步驟.............................................................................................................23 壓縮機(jī)反向保護(hù)控制維修人員用.....................................................................................23 電子膨脹閥故障排除過程...................................................................................................23 安全閥...................................................................................................................................24 壓縮機(jī)軸承維護(hù).................................................................................................................24 檢查壓縮機(jī)轉(zhuǎn)子.................................................................................................................24 檢查傳熱管.........................................................................................................................24 蒸發(fā)器..............................................................................................................................24 冷凝器..............................................................................................................................24控制系統(tǒng)PRODIALOG PLUS 操作部分.................................................................................2511. 一般描述.................................................................................................................................25 概述.......................................................................................................................................25 縮寫.......................................................................................................................................2512 硬件描述.................................................................................................................................26 概述......................................................................................................................................26 電路板..................................................................................................................................27 主電路板...............................................................................................................27 副電路板...............................................................................................................27 用戶面板...............................................................................................................27 電路板之間的聯(lián)接...............................................................................................27 副電路板地址.......................................................................................................27 電路板供電...........................................................................................................28 電路板上的發(fā)光二極管.......................................................................................28 控制功能..................................................................................................................28 電子膨脹閥EXV 控制..........................................................................................28 背壓控制選項(xiàng).......................................................................................................28 冷水泵..........