Panasonic U-8ME1E8E Service Manual page 98

9. Compressor
9-3. Removing and Installing Compressors
When removing and installing compressors, use sufficient caution to ensure that moisture or other substances do
not enter the refrigerant tubing system.
9-3-1. Replacing compressors
(A) Replacing the inverter compressor (For all models)
Removal
(1) Connect a manifold gauge to the high- and low-pressure outlet ports at the outdoor unit where the compressor
will be replaced. Connect the manifold gauge to a nitrogen cylinder and perform nitrogen gas replacement in the
outdoor unit tubings.
(2) Remove the panels and the corresponding parts from the outdoor unit where the compressor will be replaced.
(3) Remove the cap and acoustic material that surrounds the compressor
(4) Remove the cap at the compressor terminal plate. Disconnect the power cable.
(5) Remove the crankcase heater.
(6) Disconnect the tube-with-flare-nut using wrenches. At this time, cover the tube in place 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.
Attach the caps to prevent oil from
flowing out after removing the flare nuts.
Outdoor Unit Repair Procedures
Oil may flow out. Attach the caps
promptly after removing the flare nuts.
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2WAY SYSTEM
This area is easily torn.
Be careful not to damage.
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