Other Pre - Checkings - Bosch AHUW036A2 Service Manual

9

Other pre - checkings

▶ Check blockage of refrigerant circuit
Are both check - valves completely open?
▶ Check function of fans
– Check rotation speed
– Check supply voltage
▶ Check function of water pump
– Check rotation speed
– Check supply voltage
▶ Check heat-transfer
– Clean heat-exchangers
▶ Check refrigerant charge
– Sub-cooling very high --> Overfilled
– Refill refrigerant (with gauge)
Split ODU – 6 720 817 722 (2015/06)
Other pre - checkings
41