PROCEDURE 1


Step 1

Unscrew bottom
attachment.

Step 2

Unscrew top
attachment.

Step 3

Unscrew the plastic
guider.

Step 4

Hold cabinet and pull
appliance out.

Note


CHECK AND TEST 1


Step 1
Cut off capillary to
discharge refrigerant.

Step 2

Discharge all refrigerant
toward the exhaust vent.

Step 3

Cut off exhaust pipe and suction pipe.

Step 4

Power up the compressor and feel the exhaust pressure from the exhaust pipe with a piece of paper.

DIAGNOSIS 1

CHECK AND TEST 2

Step 1

Braze the joints of
suction and exhaust
pipes.


Step 2

1) Melt brazing material
with flame and pull
out processing tube
using a pair of pliers.

2) Re-braze a copper
tube onto compressor
processing tube.
To get more details on
brazing requirements,
please go to Annex B1

Step 3

Replace the filter.
1) Clean paint from
brazed joint of
drying-filter.

2) Cut off drying-filter.

3) Cut off capillary and
shake to remove the
cut end.

4) Braze on a new
drying-filter.

Step 4

Add quick connector
onto processing pipe of
drying-filter.

Step 5

Inject nitrogen (1.57Mpa)
through quick connector
into pipe for at least 3
min to blow remaining
refrigerant away.


1) First, cut off end
closed to exhaust end
(A in below picture).

2) Then, cut off the end
closed to suction end.

DIAGNOSIS 2

PROCEDURE 2

Step 1

Use a larger copper tube to connect 2 ends of brazed joint.

Step 2

Braze the 2 ends. Click below link to get more details for brazing requirements, go to Annex B1 

NOTE

PROCEDURE 3

Step 1

Perform a leakage test
on all re-brazed joints.

Step 2


Vacuum and recharge. 

Click below link to get more details for vocuuming and gas-charging requirements, go to Annex B2

Step 3

Block processing pipe
twice with locking pliers.

Step 4

Leave locking pliers on
the second block and
cut off the rest of the
pipe by shaking.

Step 5

Braze the ends and
remove the pliers.

DIAGNOSIS 2

GO BACK TO COMPONENT LIST