Checks Before Contacting Service; Factory Pre-Installed Back-Up Heater - Panasonic PRO-HT Tank Series Technical Manual

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Electrical Heater

11.4 Checks Before Contacting Service

100

Trouble shooting

Before you contact your dealer, check following points:

Symptom

System does not run at all

although power is turned

on.

If your system still does not work properly, although you have checked the points as described

above, first stop the operation and isolate the electrical supply. Then contact your dealer and

report the serial number and symptom.

Never repair your system by yourself, to do so may result in serious injury. The unit must only

be repaired by an authorised service agent.

You also report if the inspection mark

numbers appear on the LCD of the remote control unit.

Should the power fail while the unit is running, or is temporarily cut off, the unit will automati-

cally resume operation once power is restored, using the same settings before the power was

interrupted.

Cause

Power failure or after power

failure Operation button is turned

off.

Fuse blown.

Improper temperature settings.



and the letters E, F, H, L, P in combination with the

Remedy

Press ON/OFF operation button on

remote controller again.

Switch on breaker if power is turned off.

If breaker has been tripped, consult your

dealer without turning it on.

If fuse is blown, consult your dealer.

PAW-VP•LDHW - Technical Manual – 2020-07

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