Mitsubishi Electric CAHV-R450YA-HPB Service Manual page 34

Hot water heat pump
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[ II Restrictions ]
<1> Schematic Diagram of a Unit and Terminal Block Arrangement
To remove the front panel of the control box, unscrew the four screws and pull the panel forward and then down.
Power wire
Fix in place with a cable tie.
Important:Power supply cables larger than 25 mm
block (TB1). Use a pull box to connect them.
Below 24V
Above 100V
HWE22020
Transmission terminal block
Power supply
terminal block
Cable strap
Transmission
cable
Power wire
Transmission cable
Cable strap
2
in diameter are not connectable to the power supply terminal
Cable strap
Cable strap
Cable strap
- 25 -
Control terminal
block
GB

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