Toshiba RAV-SM2244AT8-A Service Manual page 107

No. Part name
2. Attachment
Compressor
11
(continued)
1) Mount the compressor by reversing the procedure for removal.
The fixing torque for the hexagonal bolts fixing the compressor is 19.6N•m (200kgf•cm).
3. Vacuuming
1) Connect the vacuum pump to the charge port and the high-pressure check joint of the liquid
2) Carry out vacuuming until the vacuum low pressure gauge indicates 1 (mmHg).
Before vacuuming, open the pulse motor valve fully. If the pulse motor valve is closed,
vacuuming may be impossible of the heat exchanger in the outdoor unit.
Forcible fully-opened method for the pulse motor valve
• Turn on the breaker switch.
• Short circuit CN300 on the interface board of the outdoor unit.
• Turn off the breaker switch.
4. Refrigerant charge
1) Add a refrigerant amount determined by the pipe length from the charge port of the valve.
The water-proof sheet (rubber sheet) should be mounted so that water drops from the
accumulator or the pipes do not come into contact with the terminal section of the compressor.
1. Detachment
Pulse motor
12
valve (PMV)
1) Carry out work of item 1. of
coil
2) Rotate the coil while pulling upwardly and then
2. Attachment
1) Surely match the positioning projection of the coil
Mount the coils or the coil carefully so that they do
not make contact with the accumulator.
Procedure
pipe and the gas pipe valve and then operate the vacuum pump.
remove the coil from the pulse motor valve coil
main unit.
with the concave part of PMV main unit and then
fix it.
CAUTION
CAUTION
CAUTION
CAUTION
 „
and above.
– 107 –
Remarks
Accumulator PMV unit
PMV coil