CHECK AND TEST 1



Step 1

Put your hand on
compressor and feel the
vibration.

DIAGNOSIS 1

PROCEDURE 1


Step 1

Unscrew terminal cover.

Step 2

Remove terminal cover.

Step 3

Disconnect all terminals.

Step 4

Unscrew earthing wire.

Step 5

Unscrew nut on compressor.

Step 6

Install a new compressor on top.

Step 7

Weld the joints of suction and exhaust pipes. Follow procedures in
below to finish the rest.

Step 8

Re-braze a copper tube onto processing tube of compressor.

To get more details on brazing requirements, please go to Annex B1.


Note

Step 9

Clean paint off of brazed joint of drying filter.

Step 10

Cut off the brazed point of drying filter.

Step 11

Cut off capillary and remove the cut end by shaking.

Step 12

Braze on a new drying-filter.

Step 13

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

Step 14

Add quick connector onto processing pipe of drying-filter.

Step 15

Conduct a leakage test on brazed joints
of drying-filter and compressor processing
pipe.

Step 16

Vacuum and recharge.

Click below link to
get more details for vacuuming and gas- charging requirements to Annex B2.

Step 17

Block processing pipe twice with locking pliers.

Step 18

Leave locked pliers attached to second block and shake to cut off the remaining pipe.

Step 19

 Braze the ends and remove the pliers.           To get more details on
brazing requirements,
please go to Annex B1

Note


CHECK AND TEST 2


DIAGNOSIS 2

Step 1

testo testo

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