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 move
it out 3mm.

CHECK AND TEST 1

Step 1

By listening, it is evident
that the compressor is
louder than normal. If
you hold compressor
firmly with your hand, the
noise can be reduced.


DIAGNOSIS 1


Note


DIAGNOSIS 1

Step 1

Discharge refrigerant.
Cut off the charging tube
with a pair of pliers.

Step 2

Discharge all refrigerant
toward the exhaust vent.

Step 3

Cut off suction pipe and
exhaust pipe.

Step 4

Unscrew terminal cover.

Step 5

Remove terminal cover.

Step 6

Remove protector and
starter.

Step 7

Unscrew earthing wire.

Step 8

Unscrew 4 nuts of
compressor.

Step 9

Install a new compressor
and tighten the nuts onto
compressor.

Step 10

Braze the joints of
suction
and exhaust pipes.

Step 11

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

Step 12

Install quick connector
onto re-brazed pipe.

Step 13

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

Step 14

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

Note


PROCEDURE 2


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.
Click below link to
get more details for
vacuuming and gascharging
requirements,
go to Annex B2

Step 9

Block processing pipe
twice with locking pliers.

Step 10

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

Step 11

Braze the ends and
remove the pliers.

DIAGNOSIS 2


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