Toshiba MMU-AP0074YH-E Service Manual page 124

No. Part name
14 Heat 1. Detachment
exchanger
1) Recover refrigerant gas.
2) Remove the refrigerant pipe at indoor unit side.
3) Perform work of procedure 11-1.
4) Take off screws (Ø4 × 10, 3 pcs.) fixing the piping cover to
remove the piping cover.
5) While holding the heat exchanger, remove fixing band and
fixing screws (Ø4 × 10, 3 pcs.) and then remove the heat
exchanger.
2. Attachment
1) Mount parts in order, heat exchanger ➝ fixing band ➝
piping cover ➝ drain pan ➝ bell mouth ➝ electrical control
box as original.
NOTE
Arrange wires as original.
2) Attach the removed connectors and wires as original.
3) Connect the refrigerant pipe as original, and then perform
vacuuming.
Procedure
123
Remarks
Fixing band Fixing band for heat
exchanger
2 fixing screws for heat exchange