Frymaster Gas Rethermalizers FBRA18 Series User Manual

Page 43

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6-16

6.8.3 Troubleshooting the 24 VAC Circuit in FBRA18 Units

UNIT IS CONNECTED TO

POWER SUPPLY, DRAIN

VALVE IS FULLY CLOSED,

NO WATER IS IN POT,

CONTROLLER IS ON.

Is POWER

LED lit?

Is WATER

LED lit?

Is unit filling

with water?

Once water

reaches upper water

level sensor, does filling stop

and WATER LED

go out?

Water leg of 24V

circuit is OK.

Is WATER

LED lit?

Most probable cause is dirty upper

water level sensor, but could also be a

loose connection between sensor and

interface board, or a failed interface

board.

Most probable cause

is failed solenoid, but may

also be a failed water relay

on interface board.

Most probable cause is

a failed solenoid, but may

also be a failed water relay on

interface board or failed

interface board.

Ensure upper water level

sensor is not grounded (i.e., 24VAC

present across sensor and cabinet). If

sensor is not grounded, most

probable cause is failed

interface board.

Go to

"A".

Yes

No

Yes

No

Yes

No

Yes

No

Yes

No

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