Welbilt Frymaster FilterQuick FQG30U-easyTouch Installation, Operation And Maintenance Manual page 37

5.2 Troubleshooting Fryers
PROBLEM
No display on the
controller.
Controller locks up.
Fryer does not heat.
Fryer is operating
normally, but
recovery is slow
when cooking.
Fryer is operating
normally, but
produces a popping
sound when burners
ignite.
FQ4000 displays E19
or E28 HEATING
FAILURE.
FQ4000 displays
MISCONFIGURED
ENERGY TYPE
FQ4000 displays VAT
ID CONNECTOR NOT
CONNECTED
FQ4000 display
shows HOT-HI-1.
PROBABLE CAUSES
A. No power to fryer.
B. Failed controller or another
component
Controller error.
A. Drain valve not fully closed.
B. Gas valve is not turned on.
C. Manual gas shut off valve closed.
D. Improperly connected quick-
disconnect fitting on gas line.
E. Obstructed or failed combustion
air blower.
Dirty or obstructed combustion air
blower.
A. Dirty or obstructed combustion
air blower.
B. Dirty or obstructed gas valve vent
tube (non-CE fryers only).
C. Malfunctioning combustion air
blower.
Gas valve off, failed controller, failed
transformer, contactor or open
high-limit thermostat.
Energy type in fryer setup is
incorrect.
Controller locator missing or
disconnected.
Frypot temperature is more than
410ºF (210ºC) or, in CE countries,
395ºF (202ºC).
A. Verify that the fryer is plugged in and
that the circuit breaker is not tripped.
B. Call your FAS for assistance.
Remove and restore power to the
controller. If problem persists, call your
FAS for assistance.
A. Check error log. Ensure that E33 is
not displayed.
B. Turn the gas valve knob to the ON
position.
C. Verify that any in-line manual shut off
and gas main valve is open.
D. Verify that the quick-disconnect
fitting on the flexible gas line is
firmly connected to the fryer.
E. Verify that combustion air blower is
running. If not, call FAS for service. If
combustion air blower is functional,
clean and adjust per instructions in
Chapter 6 of this manual.
Clean and adjust per instructions in
Chapter 6 of this manual.
A. Clean and adjust per instructions in
Chapter 6 of this manual.
B. Clean per instructions in Chapter 6 of
this manual.
C. Call your FAS.
It is normal for this message to appear
during startup if the lines have air in
them. Check that the gas valve is on. If
the gas is on and it continues shut the
fryer down and call your FAS for
assistance.
Ensure that the fryer is configured
properly for the correct energy type.
Ensure the 6-pin locator is connected to
rear of controller and it properly
grounded in control box.
Shut the fryer down immediately and
call your FAS for assistance.
5-2
CORRECTIVE ACTION