Process After Repair - Toshiba Super MMU-AP0091H Service Manual

13-3. Process after Repair

After completion of the repair work, perform vacuuming in the outdoor unit in the following procedure.
<Work procedure>
1. Short CN30 on the interface P .C. board of the outdoor unit which repair work has completed, to open PMV
fully.
NOTE) The full opening operation of PMV by CN30 short-circuiting returns to full closing after 2 minutes. To
continue full-opening status, turn off the power supply of the outdoor unit within 2 minutes after CN30
short-circuiting.
2. Be sure to perform vacuuming from the following three check joints.
(Liquid pipe, discharge pipe, and suction pipe)
Strainer
(PMV1)
Strainer
Sensor
(TL)
Liquid
tank
Check
joint
Strainer
Balance Liquid
pipe side
service service
valve valve
Sensor
(TE1)
Air heat exchanger at outdoor side
Pulse motor
valve (PMV)
Air heat exchanger at outdoor side
(PMV2)
Solenoid valve (SV5)
Check valve
High-pressure
sensor
Check joint
Capillary
Solenoid valve
(SV3D)
Capillary
Solenoid valve
(SV41)
High-pressure
SW
Sensor
(TD1)
Solenoid
valve
(SV3E)
Capillary
Strainer
Strainer
Gas
side
service
valve
Propeller fan
FM
Fan motor
(Right side)
(Left side)
4-Way valve
Solenoid valve
(SV2)
Oil
Strainer
separator
Strainer
Solenoid valve
Check Check
valve valve
High-pressure
Solenoid
Capillary
Sensor
valve
(TD2)
(SV3C)
Sensor
(TK3)
Strainer Strainer
Check Check
valve valve
Capillary Capillary
Sensor Sensor
(TK1) (TK2)
Oil tank
Sensor
(TK4)
Solenoid
valve
(SV3A)
Check
valve
239
Sensor
(TO)
Sensor (TS1)
Capillary
Low-pressure
sensor
Check joint
(SV42)
SW
Accumulator
Capillary
Solenoid
valve
(SV3B)
Check
valve