Troubleshooting - Vulcan-Hart EF3 ML-52099 Service Manual

EF SERIES GAS FRYERS
SYMPTOM
The temperature of the
shortening drops, or
excessive recovery time is
required.
Pilot won't stay lit. Fryer
shuts off.
Rapid shortening
breakdown, crumbs and
specks in frying compound.
F35641 (02-05)

TROUBLESHOOTING

CAUSE
Insufficient gas supply to
unit.
Ventilation system pulling
heat out of heat exchanger
and flue box.
Overloading fryer capacity.
Malfunctioning thermopile
or loose/dirty connection in
thermopile.
Malfunctioning shutoff
valve.
Pilot burner orifice and air
openings need cleaning.
Excessive temperature
settings (over 375° F).
Shortening not being
filtered regularly.
Incorrect preparation of
breaded food.
— 18 —
REMEDY
Adjust gas supply at gas combination
valve.
Relocate fryer.
Adjust loads accordingly.
Check thermopile function and
connections. Adjust or replace as
required.
Replace shutoff valve.
Clean burner orifice and air openings
as required.
Adjust temperature setting.
Adjust filtering schedule.
Do not use salt.
Allow breading time to adhere to food.
Do not allow loose flour to fall into
shortening from hands.
Do not add strainings or drippings
from meat fats to shortening.
Use correct shortening and follow
temperature recommendations.
Take out 10% to 15% of the
shortening.
Check thermostat settings with
thermometer periodically.