Toshiba RAV-SP454ATZ-E Vacuuming, Refrigerant charging, Detachment, Attachment, Part name

No. Part name Procedure Remarks

6 Compressor	3. Vacuuming
Compressor lead	1) Connect the vacuum pump to the charge
(Continued)
	port of the gas pipe valve and then drive
	the vacuum pump.

2) Carry out vacuuming until the vacuum low pressure gauge indicates 1 (mmHg).

NOTE:

Before vacuuming, open PMV fully. If PMV is closed, vacuuming may be impossible between the liquid pipe valve and PMV of the outdoor unit.

Forced full-opening method of PMV SW804 SW801

∗Turn on the leakage breaker.

∗Turn on 1 and 3 of DIP SW804 on the control P.C. board of the outdoor unit.

∗Keep pushing SW801 on the control P.C. board of the outdoor unit for 1 second or more.

∗After pushing SW801 for 1 second or more, turn off the leakage breaker within 2 minutes.

4.Refrigerant charging

1)Add the quantity of refrigerant specified by the pipe length into the charge port of the valve.

7 PMV coil	1. Detachment
	PMV coil

1)Carry out works of 1 of 1 and 3 .

2)While pulling the coil upward and removing the spring which pinches the copper pipe, remove the coil from PMV

main body.

2. Attachment

1) Match the spring to the copper pipe and fix it.

Spring PMV main body

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