York DHP30NWB21SDCP30NWB21SDHP36NWB21SDCP36NWB21S Service Manual page 81

Steps
12.Remove gas valve and liquid valve
Twist off the 2 bolts fixing the valve sub-assy.
Unsolder the joint between gas valve and air-
return pipe and then remove the gas valve.
(Note: When unsoldering the joint, wrap the gas
valve with wet cloth completely to avoid damage
to valve, and release all refrigerant completely
first.) Unsolder the joint between liquid valve and
connection pipe of liquid valve, and then remove
the liquid valve.
13.Remove valve support
Twist off the screws connecting valve support and
chassis, and then remove the valve support.
14.Remove compressor
Twist off the 3 foot nuts on compressor and then
remove the compressor.
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Procedure
Service Manual
gas valve
liquid valve
valve support
compressor