Toshiba MMU-AP0074YH-E Service Manual page 141

No. Component
10 Heat exchanger 1. Removing
PMV motor
2. Attaching
Procedure
1) Collect the refrigerant gas.
2) Remove the refrigerant pipe from the indoor unit.
3) Perform Step 1 of 1, Step 1 of 7, Step 1 of 8 and
Step 1 of 9.
Also remove the sensors.
4) Remove the screws fixing the pipe fixing to
remove it. (Ø4 X 8, 2)
5) When replacing the PMV motor, peel off the butyl
rubber put on the PMV itself until the PMV
appears, and loosen the nut fixing the PMV motor
with a double spanner to remove it.
6) Hold the heat exchanger and remove the screws
fixing the heat exchange separation board to
remove it.
(Ø4 X 8, 4)
7) Hold the heat exchanger and remove the screws
fixing the heat exchanger on the opposite side of
the heat exchange separation board to remove
the heat exchanger. (Ø4 X 8, 2)
1) Fix the components together with the sensors in
the following order: Heat exchanger ➝ Pipe fixing
➝ Drain pan ➝ Lower panel.
2) Reconnect the refrigerant pipe and purge air.
140
Remarks
Pipe fixing
PMV itself
PMV motor
PMV itself
Nut
Heat exchange separation board