Mitsubishi Electric CRHV-P600YA-HPB, Service Handbook

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[
II
Restrictions ]
- 17 -
HWE1312A GB
1. Check that the spring washer is in a parallel position.
* If the screw is biting into the washer, simply fastening the screw to the specified torque cannot determine whether it
has been installed properly.
2. Check that the wiring does not move at the screw terminal.
2 Take extra care not to ruin the screw thread due to fastening the screw at an angle.
* To prevent fastening the screw at an angle, install the round terminals so they are back to back.
3 After fastening the screw, use a permanent marker to tick off the screw head, washer and terminal.
Important: Power supply cables larger than 25 mm
2
in diameter are not connectable to the power supply terminal
block (TB2). Use a pull box to connect them.
<3> Installing the conduit tube
• Punch out the knockout hole for wire routing at the bottom of the front
panel with a hammer.
• When putting wires through knockout holes without protecting them
with a conduit tube, deburr the holes and protect the wires with
protective tape.
• If damage from animals is a concern, use a conduit tube to narrow the
opening.
• Always use a conduit to run the power supply wiring.
• Select the conduit size based on the knockout hole.
Loose screws
Properly installed
Spring washer is in a parallel position
Ticked with marker
For transition wiring
Power supply wiring
Install the round terminals so they are back to back .
Power supply terminal block
Knockout hole
Burr
ø39 control wiring (high voltage)
ø39 control wiring
(low voltage)
ø62 power supply wiring