3
Installation, operation and maintenance instructions - VMGFE102
The cover photograph is for illustrative purposes only and is not part of any off er for sale or contract.
14.1 - Compressors .............................................................................................................................................................................................................. 26
14.2 - Lubricant ..................................................................................................................................................................................................................... 26
14.3 - Air evaporator/condenser ..................................................................................................................................................................................... 26
14.4 - Fans................................................................................................................................................................................................................................ 26
14.5 - Electronic expansion valve (EXV) ....................................................................................................................................................................... 26
14.6 - Moisture indicator .................................................................................................................................................................................................... 26
14.7 - Filter drier .................................................................................................................................................................................................................... 26
14.8 - Water evaporator/condenser ............................................................................................................................................................................... 26
14.9 - Refrigerant .................................................................................................................................................................................................................. 26
14.10 - High-pressure safety switch ............................................................................................................................................................................... 26
14.11 - Receiver ..................................................................................................................................................................................................................... 26
14.12 - Four-way valve ........................................................................................................................................................................................................ 26
15 OPTIONS AND ACCESSORIES .........................................................................................................................................27
14.13 - Control box............................................................................................................................................................................................................... 27
16 STANDARD MAINTENANCE ...........................................................................................................................................28
16.1 - Level 1 maintenance ............................................................................................................................................................................................... 28
16.2 - Level 2 maintenance ............................................................................................................................................................................................... 28
16.3 - Level 3 (or higher) maintenance ......................................................................................................................................................................... 29
16.4 - Tightening torques for the main electrical connections ............................................................................................................................ 29
16.5 - Tightening torques for the main bolts and screws ...................................................................................................................................... 29
16.6 - Air heat exchanger ................................................................................................................................................................................................... 29
16.7 - Water heat exchanger maintenance ................................................................................................................................................................. 30
16.8 - Refrigerant volume .................................................................................................................................................................................................. 30
16.9 - Characteristics of R-410A ....................................................................................................................................................................................... 30
17 STARTUP CHECKLIST FOR AR05 HEAT PUMPS USE FOR JOB FILE .........................................................................31
