Table of Contents
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Contents
General information..................................................................................................................................4
Warnings for the operator ................................................................................................................................................... 4
Assistance .......................................................................................................................................................................... 4
Spare parts ......................................................................................................................................................................... 4
Receiving the machine ....................................................................................................................................................... 4
Checks ................................................................................................................................................................................ 5
Purpose of this manual ....................................................................................................................................................... 5
Important information on the refrigerant used .................................................................................................................... 5
Operating limits ................................................................................................................................................................... 6
Storing ................................................................................................................................................................................ 6
Operation ............................................................................................................................................................................ 6
Mechanical Installation ....................................................................................................................................................... 7
Shipping .............................................................................................................................................................................. 7
Responsibility ..................................................................................................................................................................... 7
Safety.................................................................................................................................................................................. 7
Moving and lifting ................................................................................................................................................................ 7
Positioning and assembly ................................................................................................................................................... 9
Minimum space requirements ............................................................................................................................................ 9
Ventilation ........................................................................................................................................................................... 9
Sound protection ................................................................................................................................................................ 9
Water piping........................................................................................................................................................................ 9
Water treatment ................................................................................................................................................................ 11
Evaporator and exchangers anti-freeze protection .......................................................................................................... 11
Installing the flow switch ................................................................................................................................................... 11
Electrical Installation ........................................................................................................................................................ 13
General specifications ...................................................................................................................................................... 13
Electrical components ...................................................................................................................................................... 14
Electrical wiring ................................................................................................................................................................. 14
Electrical heaters .............................................................................................................................................................. 14
Water pump control .......................................................................................................................................................... 14
Unit On/Off remote control - Electrical wiring .................................................................................................................. 14
Double Setpoint - Electrical wiring ................................................................................................................................... 14
External water Setpoint reset - Electrical wiring (Optional) ............................................................................................. 15
Unit limitation - Electrical wiring (Optional) ...................................................................................................................... 15
Operation............................................................................................................................................................................ 17
Operator's responsibilities ................................................................................................................................................ 17
Description of the machine ............................................................................................................................................... 17
Description of the refrigeration cycle ................................................................................................................................ 17
Description of the refrigeration cycle with partial heat recovery ....................................................................................... 22
Controlling the partial recovery circuit and installation recommendations ....................................................................... 22
Compression process ....................................................................................................................................................... 23
Pre-startup checks ............................................................................................................................................................ 27
General ............................................................................................................................................................................. 27
Units with external water pump ........................................................................................................................................ 28
Electrical power supply ..................................................................................................................................................... 28
Unbalance in power supply voltage.................................................................................................................................. 28
Electrical heaters power supply ........................................................................................................................................ 28
Emergency Stop ............................................................................................................................................................... 28
Startup procedure ............................................................................................................................................................. 29
Turning on the machine .................................................................................................................................................... 29
Seasonal shutdown .......................................................................................................................................................... 30
Starting up after seasonal shutdown ................................................................................................................................ 30
System maintenance......................................................................................................................................................... 31
General ............................................................................................................................................................................. 31
Compressor maintenance ................................................................................................................................................ 31
Lubrication ........................................................................................................................................................................ 31
Replacement of filter dryer ............................................................................................................................................... 33
Procedure to replace the filter dryer cartridge .................................................................................................................. 34
Replacement of filter dryer ............................................................................................................................................... 34
Procedure to replace the filter dryer cartridge .................................................................................................................. 34
Rplacement of the oil filter ................................................................................................................................................ 35
Fr3200 compressor ............................................................................................................................................... 35
FR4 compressor ................................................................................................................................................... 36
Fr4200 compressor ............................................................................................................................................... 36
Refrigerant charge ............................................................................................................................................................ 37
Procedure to replenish refrigerant .................................................................................................................................... 38
Standard Checks ............................................................................................................................................................... 39
Temperature and pressure sensors ................................................................................................................................. 39
Test sheet ........................................................................................................................................................................... 40
Water side measurements................................................................................................................................................ 40
D-EIMWC00508-16EN - 2/48
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