CHECK AND TEST 1
PROCEDURE 1
Step 1
Unscrew terminal cover.
Step 2
Remove terminal cover.
Step 3
Disconnect all terminals.
Step 4
Unscrew earthing wire.
Step 5
Unscrew nut on compressor.
Step 6
Install a new compressor on top.
Step 7
Weld the joints of suction and exhaust pipes.
DIAGNOSIS 1
PROCEDURE 2
Step 1
Re-braze a copper tube onto processing tube of compressor.To get more details on brazing requirements, please go to Annex B1.
Step 2
Install quick connector onto re-brazed pipe.
Step 3
Remove paint from brazed joint for drying-filter.
Step 4
Cut off the brazed joint of drying filter.
Step 5
Cut off capillary and remove the cut end by shaking.
Step 6
Weld on a new drying-filter.
Step 7
Inject nitrogen (1.57Mpa) through quick connector into pipe for at least 3 min to blow remaining refrigerant away.
Step 8
Add quick connector onto processing pipe of drying-filter.
Step 9
Test for leaks on brazed joints of drying-filter and processing pipe on compressor.
Step 10
Vacuum and recharge.
Click below link to
get more details for vacuuming and gas- charging requirements to Annex B1.
Step 11
Block processing pipe twice with locking pliers.
Step 12
Leave locked pliers attached to second block and shake to cut off the remaining pipe.
Step 13
Weld the ends and remove the pliers.
CHECK AND TEST 2
DIAGNOSIS 2
This Performance Testing Procedures and Assessment Criteria for FC2 Series
Test conditions
1 Ambient temperature and humidity are the same as natural conditions.
2 Sensor position close to air outlet.
3 Testing time 45 or 60 minutes.
4 Set thermostat to MAX.
GO BACK TO COMPONENT LIST