PROCEDURE 1


Step 1

Unscrew bottom
attachment.

Step 2

Unscrew top
attachment.

Step 3

Remove the plastic
cover.

Step 4

Unscrew central
attachment on left and
right side.

Step 5

Unscrew the plastic
guider.

Step 6

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.

Joint points 4,5,7,9
have been replaced by
exchanging pipe and
filter.
Now check 1, 6, 13, and
14. Take joint one for
example.
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