Mitsubishi Electric PUHZ-SW50VHA Service Manual download pdf (Page 54)

SW2 setting

Display detail

Explanation for display

Unit

23456

Comp.surface temperature (TH34)

-52 – 221

(When the comp.shell thermistor detects 100°C or

more, hundreds digit, tens digit and ones digit are

displayed by turns.)

(Example) When 105°C;

0.5 secs. 0.5secs. 2 secs.

The black square ( ) indicates a switch position.

23456

(No error)

Overvoltage error

Undervoltage error

Input current sensor error

Abnormal power synchronous signal

PFC error

(Overvoltage / Undervoltage / Overcurrent)

PFC/ IGBT error

(Undervoltage)

* Display examples for multiple errors:

Overvoltage (01) + Undervoltage (02) = 03

Undervoltage (02) + Power-sync signal error (08) = 0A

Input current sensor error (04) + PFC error (10) = 14

Description Display

U9 Error details (To be shown while

error call is deferred.)

OCH525

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Mitsubishi Electric PUHZ-SW50VHA Service Manual Page 54