Panasonic U-8MF2E8 Service Manual page 88

3-way vrf system
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9. Compressor
9-3-2. Removing Constant-Speed Compressors (for 12, 14 and 16 horse power models)
(1)
After retrieving refrigerant from the system, perform nitrogen gas
replacement on the service port of the gas side service valve.
(2)
Remove the insulator that the compressor is surrounded.
(3)
Remove the lid on the compressor terminal plate.
Then disconnect the power cable and discharge sensor.
(4)
Remove the crankcase heater.
(5)
Remove the bolts (3 locations) on the foot of the compressor.
Then remove the washers and rubber spacers.
(6)
Disconnect the tube-with-flare-nut for the constant-speed compressor.
If oil remaining in the compressor reaches the equalized
NOTE
oil level, oil will come pouring out. Cover the tube in place
2
with waste cloth while watching out for oil leaks.
Then cap the disconnected tube and mount the flare nut
on the compressor. Tighten the flare nut with a seal
bonnet (1/4") in it.
(7) Remove the welded parts (2 locations) as shown in the figure.
Welded parts
(2 locations)
CAUTION
(8) Pull the compressor toward you.
Tube-with-flare-nut
Constant-Speed Compressor
Protect the sensors and the surrounding
plates, rubber, lead wires, clamps, and
other items.
Outdoor Unit Repair Procedures
Constant-speed compressor
2 - 28
3WAY SYSTEM
INV compressor

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