Mitsubishi Electric HP120TNU-A Service Handbook page 336

[8-13 Parts Replacement Instructions ]
8-13-10 Accumulator Replacement Procedure
1. L-module
(1) Remove the front heat exchanger. Refer to 8-13-9 Maintenance Procedures for the Heat Exchanger for details.
(2) Remove the top, front, and right compressor covers. Refer to 8-13-5 Compressor Replacement Procedure for details.
(3) Remove the duct from the control box. Refer to the control box replacement procedure for details.
(4) Remove the right and inside (right) panels by unscrewing the eight screws. (See Figures 1 and 2.)
Figure 1
(5) Unscrew the two screws from the right accumulator fixing plate. (See Figures 3 and 5.)
(6) Unscrew the two screws from the rear accumulator fixing plate. (See Figures 3 and 4.)
(7) Remove the four screws from the accumulator legs. (See Figure 6.)
Accumulator
Heat exchanger (rear)
Compressor cover
Control box duct Heat exchanger (front)
Figure 3
HWE18220_GB
Right panel
Figure 2
Heat exchanger (rear)
Fixing plate (rear)
Fixing plate (right)
Transformar box (YNU)
Inside panel (right)
Accumulator
Figure 4
Accumulator
Figure 5
Figure 6
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