Mitsubishi Split-Type, Heat Pump Air Conditioner PUHZ-P125VHA4

(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 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.

Warning: This procedure requires trained personnel with PPE!

Remove the electrical parts box

Remove the welded part of the accumulator (2 positions)

Remove the receiver leg fixing screws (2 for front/4 x 10), then slide the accumulator forward to remove it

Remove the welded part of bypass valve (2 positions)

Remove the bypass valve coil fixing screw (1 for front/M5)

Remove the bypass valve by sliding the coil upward

Disconnect the connector SV2 (blue) on the controller circuit board in the control box

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