Refrigerant Piping Systematic Drawing - Toshiba MMU-P0121H Service Manual

3-3. REFRIGERANT PIPING SYSTEMATIC DRAWING

Inverter unit (10HP, 8HP)
Cooling Only model : MMY-MP0801T8, MP1001T8
Heat Pump model
Pulse motor
valve A
(PMV 1 + PMV 2)
Check
valve
Strainer
Sensor
(TK1)
Liquid
tank
: MMY-MP0801HT8, MP1001HT8
: MMY-MP0801HT7, MP1001HT7
Air heat exchanger at outdoor side
Strainer
Sensor
(TE1)
Air heat exchanger at outdoor side
Pulse motor valve B
(Cooling bypass)
(PMV 3)
Strainer
Solenoid valve
(SV3C)
Capillary
Sensor
Capillary
(TD1)
High-pressure SW
Sensor
(TK2)
Check
Sensor
valve
(TK3)
Oil tank
Check valve
Solenoid valve
Compressor
(SV3A)
case oil
removal valve
Check valve
Propeller fan
M
Fan motor
(Right side)
(Left side)
Solenoid valve
(SV2)
High-pressure
sensor
Check joint
Strainer Capillary
Oil
separator
Solenoid valve
(SV42)
Check valve
HP
High-pressure
SW
Sensor (TD2)
Compressor
Low-pressure
sensor
Check
Capillary
valve
3-18
*
They are not provided to
the Cooling Only model.
*
4-Way valve
Sensor
(TS)
Check
joint
HP
Accumulator
Capillary
Solenoid
valve
(SV3B)
Check
valve
Strainer