5
9. MAINTENANCE AND CLEANING ............................................................. 32
9.1. Safety .......................................................................................................... 32
9.2. Maintenance schedule ............................................................................... 34
9.3. Preparing the unit for maintenance .......................................................... 35
9.4. Disconnecting the coolant hoses ............................................................. 35
9.5. Connecting the coolant hoses .................................................................. 36
9.6. Draining the coolant .................................................................................. 37
9.7. Adding coolant ........................................................................................... 38
9.8. Removing and mounting the unit cover ................................................... 38
9.9. Removing and mounting the cover for electrical connections .............. 39
9.10. Cleaning the filter strainer ......................................................................... 40
9.11. Cleaning the heat exchanger .................................................................... 41
9.12. Cleaning the casing ................................................................................... 42
10. REPAIR ................................................................................................... 43
10.1. Safety .......................................................................................................... 43
10.2. Repair procedures ..................................................................................... 43
11. DECOMMISSIONING AND DISPOSAL ................................................. 44
11.1. Temporary placing out of operation ......................................................... 44
11.2. Returning the unit to service after decommissioning............................. 44
11.3. Final decommissioning, disposal ............................................................. 45
11.4. Disposal of operating materials ................................................................ 45
11.5. Return of the unit to COMET ..................................................................... 45
12. WEAR PARTS AND SPARE PARTS ..................................................... 46
13. ADDENDUM............................................................................................ 47
13.1. Performance diagram ................................................................................ 47
13.2. Flow chart ................................................................................................... 48
13.3. Wiring diagram ........................................................................................... 49
13.4. Dimension drawing .................................................................................... 51
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