Mitsubishi Electric CRHV-P600YA-HPB Service Handbook page 157

[ IX Troubleshooting ]
10
11
Heat exchanger nameplate
hole insulation
Power box
support plate
Hot water side
heat exchanger
12
Panel top
Frame TB
HWE1312A
Liquid pipe
(Ø12.7)
1 screw
Hot water side
heat exchanger
fixing pate
Discharge pipe
(Ø15.88)
5 screws
3 screws
1. Remove the brazing from the discharge pipes and liquid pipes.
2. Remove the 1 heat exchanger fixing screw of the hot water
side heat exchanger fixing plate.
1. At the back of the product, remove the power box support
plate (5 screws).
2. Remove the insulation (2 places) covering the heat exchanger
nameplate holes.
* The removed parts are required as they will be reattached
after replacement of the heat exchanger. Do not throw them
away.
1. Remove the 3 fixing screws of the hot water side heat
exchanger.
2. Drag out the hot water side heat exchanger to replace it.
(Be careful handling heavy objects when performing the
replacement work.)
* If you use a crane or other
equipment for lowering
when replacing the hot
water side heat exchanger,
the work will be easier if
you remove the panel top
(4 screws) and frame TB
(8 screws).
Holes for lowering
(2 places)
- 150 -
GB