Hitachi RAS-(4-12)HNP(1)(E) - Page 370

10 Servicing
356
SMGB0087 rev.0 - 12/2013
5 Open the soundproof cover wrapped around the compressor and
remove the terminal box cover of the compressor body. Disconnect
the compressor wires in the terminal box and remove the thermis-
tor on top of the compressor.
• Check the wiring color and layout when disconnecting. Connecting
wires in wrong order at reassembling may result in compressor da-
mage.
1
2
3
4
5
6
1
Compressor-Top Thermistor Mount
onto Terminal Cover with Metal
Fitting.
2
Yellow.
3
White.
4
Red.
5
Terminal cover.
6
M5 nut.
6 Remove the suction and discharge pipes from the compressor.
• Be sure to separate the blazing burner ame sufciently from the
wires and electrical components around the brazed part in order
to avoid burning.
1 Blazing Discharge pipe.
2
Blazing Suction pipe.
7 Remove push nuts A and B which xes the compressor.
Lift the compressor and remove from the unit body. (C in
the gure does not have a push nut).
a. Check if the Faston terminal has any abnormali-
ty when replacing the compressor. (Ensure the pull
out force greater than 20 N). If the Faston terminal is
identied faulty replace to a new one.
b. Ensure the xture of the lead wires.
1 Compressor
2
Accumulator
3
Push nut
4
Vibration-proof rubber.
5
Two push nuts.
6
Three vibration-proof rubber.
7
Accumulator.
1
2
3
4