Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook page 373

[8-13 Parts Replacement Instructions ]
2. XL-module
(1) Remove the front heat exchanger. Refer to 8-13-7 Maintenance Procedures for the Heat Exchanger for details.
(2) Remove the top, front, and right compressor covers. Refer to 8-13-4 Compressor Replacement Procedure for details.
(3) Remove the fixing plate 1 above four-way valve (21S4b), saddle, and rubber spacer by unscrewing the three screws shown
in Figure 8.
Either remove or protect the wiring, pipe cover, and plastic components to keep them from being damaged by the torch
flame.
Four-way valve
(21S4a)
Four-way valve
(21S4b)
(4) Remove the sheet metal, cable ties, and rubber spacers from the accumulator mounting plate by unscrewing the screw.
(See Figure 9.)
(5) Remove the braze at the two areas on the accumulator outlet (suction) pipe. (See Figure 10.)
(6) Remove the braze at the two areas on the accumulator inlet pipe. (See Figure 11.)
Figure 10
118
- chapter 8
Figure 8
Figure 9
Figure 11
Fixing plate 1
BS_08_E