Toshiba MiNi-SMMS MCY-MAP0501HT Service Manual page 177

No. Part name
5 Compressor 12) Adjustment of oil amount in the service compressor
(Continued)
<Assembling>
Assembling by contrary procedure of above 10) → 1).
• After completion of the repair work, perform vacuuming of the outdoor unit using the
following procedure.
(Procedure)
Short CN30 on the interface P .C. board on the outdoor unit for which the repair work has
been completed, to open the PMV fully. (Confirm that Bit 1 of SW12 is OFF.)
Note : The PMV opening by using short CN30 returns the PMV to fully closed after
Procedure
• Adjust the oil amount in the service compressor based on the amount of oil found in
the defective compressor by following instructions below.
(1) If the amount of oil in the defective compressor is
0cc < "A" < 1000cc.
• Adjust the amount of oil in the service compressor to 1000 cc.
Extract the oil of 900 cc from the discharge pipe of the service compressor.
Note : Do not extract more than 900 cc as a
compressor fault may be caused.
(2) If the amount of oil in the defective compressor is
1000cc < "A" < 1900cc.
• Adjust the amount of oil in the service compressor to "A" cc.
Extract (1900 – "A") cc of oil from the discharge pipe of the service compressor.
Faston terminals of comp-lead wires become loose at taking off works.
So, tighten by pliers and reconnect, then confirm terminals without looseness.
White: Comp-IPDU (CN10)
Red: Comp-IPDU (CN09)
Details of compressor power connecting section
Equip photograph reference with the up soundproof cover at a compressor so that dew
condensation water does not wet a compressor terminal.
The water which dewed to piping may trickle into a comp terminal.
2 minutes.
To continue the fully open status, turn off the power supply of the outdoor unit within
2 minutes after using short CN30.
CAUTION
S
R
CAUTION
177
Remarks
C
Black : Comp-IPDU (CN11)
The up soundproof cover