CHECK AND TEST 1
Note
Step 1
Discharge refrigerant: Use a pair of pliers to cut off the charging tube.
Step 2
Discharge all refrigerant toward the exhaust vent.
Step 3
Melt brazing material with flame and pull out processing tube using a pair of pliers.
Step 4
Re-braze a copper tube
onto processing tube of
compressor.
To get more details on
brazing requirements,
please go to page 419
Step 5
Install quick connector onto processing pipe.
Step 6
Use a pliers to cut the capillary off.
Step 7
Inject nitrogen (1.57Mpa)
through quick connector
into pipe.
Step 8
Check to see if gas is blowing out of capillary.
DIAGNOSIS 1
PROCEDURE 1
Step 1
Clean paint off brazed joint of drying-filter.
Step 2
Cut off drying-filter.
Step 3
Cut off capillary and shake to remove the cut end.
Step 4
Braze on a new drying-filter.
Step 5
Inject nitrogen (1.57Mpa) through quick connector into pipe for at least 3 min to blow remaining refrigerant away.
Step 6
Add quick connector onto processing pipe of drying-filter.
Step 7
Perform leakage test on
brazed joints of dryingfilter and compressor
processing pipe.
Step 8
Vacuum and recharge
Step 9
Block processing pipe
twice with locking pliers.
Step 10
Leave locked pliers attached to second block and shake to cut off the remaining pipe.
Step 11
Braze the ends and remove the pliers.
CHECK AND TEST 2
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