PROCEDURE 1


Step 1

Unscrew bottom
attachment.

Step 2

Unscrew top
attachment.

Step 3

Remove the plastic
cover.


Step 4

Unscrew the plastic
guider.

Step 5

Unscrew the plastic
guider.


Note:
Reverse procedures
above to install the
appliance.

CHECK AND TEST 1

Note


Step 1

Discharge refrigerant:
Cut off the charging tube
with pliers.

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 compressor processing tube. Click below link to get more details for brazing requirements, go to Annex B1

Note


Step 5

Install quick connector
onto re-brazed pipe.

Step 6
Inject nitrogen gas
with 1.57Mpa pressure
through quick connector
into pipe.

Step 7

Use a pliers to cut the capillary off.

Step 8

Check if gas is blowing out from capillary.

Step 9

Block the end of filter to
blow capillary for at least
3 min.

DIAGNOSIS 1

PROCEDURE 2

Step 1

Clean paint off of brazed
joint of drying filter.

Step 2

Cut off the brazed joint of
drying filter.

Step 3

Cut off capillary and
remove the cut end by
shaking.

Step 4

Braze on a new dryingfilter.

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

Test for leaks on brazed
joints of drying-filter
and processing pipe on
compressor.

Step 8

Vacuum and recharge.
Click below link to
get more details for
vacuuming and gascharging
requirements,
go to Annex b2

Step 9

Block processing pipe
twice by locking pliers.

Step 10
the second block and
cut off the rest of the
pipe by shaking.

Step 11

Braze the ends and remove the pliers.

DIAGNOSIS 2

GO BACK TO COMPONENT LIST