Mitsubishi Split-Type, Heat Pump Air Conditioner PUHZ-P100VHA5

Remove the electrical parts box

Remove the cont. box base fixing screws (2 for front/4 × 10) to remove the cont. box base

Disconnect the connector, DCL (WHT)(*10) on the power circuit board

Release the lead wire from the hole on cont. box base

Loosen the cable strap for the lead wire

Remove the screws for reactor (4 for rear/4 × 10) to remove the reactor

(1) Remove the electrical parts box. (Refer to procedure 3)

(2) Loosen the clamp for the lead wire on separator.

[Removing the lead wire for high pressure switch]

(3) Disconnect the lead wire from the high pressure switch.

[Removing the 4-way valve coil]

(3) Remove the 4-way valve coil fixing screw (1 for front/ M5) to remove the 4-way valve coil.

(4) Slide the 4-way valve coil forward to remove it.

(3) Loosen the lead wires fixed to the pipes with bands.

(1) Remove the service panel. (See Figure 1, 2)

(2) Remove the top panel. (See Figure 1, 2)

(3) Disconnect the connector TH7/6 (RED) on the controller circuit board in the electrical parts box. (Refer to procedure 3)

(4) Loosen the fastener for the lead wire in the electrical parts box.

[Removing the thermistor <2-phase pipe> (TH6) for V model]

(5) Remove the cont. box top fixing screws (4 on top/4 × 10) to remove the cont. box top.

(6) Loosen the lead wire from the edge cover in the electrical parts box.

(7) Loosen the clamp for the lead wire in the electrical parts box.

(8) Pull out the thermistor <2-phase pipe> (TH6) from thermistor holder.

(1) Remove the electrical parts box. (Refer to procedure 3)

(2) Remove the cover panel (front) fixing screws (2 for front/5×12). (See Photo 10)

(3) Remove the cover panel (rear) fixing screws (2 for rear/5×12).

(4) Remove the valve bed fixing screws (3 for front/4×10 and 4 for front/5×16). (See Photo 10)

(5) Remove the side panel (R).*5

(7) Remove the 4-way valve coil. (See photo 9)

(8) Remove the welded part of 4-way valve (4 positions) to remove the 4-way valve.

Remove the electrical parts box

Remove the front panel fixing screws, then slide the front panel upward to remove it

Release the lead wire for FM1 and FM2

Remove the separator fixing screws, then slide the separator upward to remove it