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CHEESE MELTER
22
P/N 1010983 Rev. F 05/19
®
Problem
Possible Cause
Corrective Action
Steam from Generator
is reduced compared to
former operation.
Restrictor Tube and/or Generator Tubes
are clogged.
Clean Restrictor Tube and/or Generator
Tubes.
Water pump solenoid is inoperable.
Contact your maintenance person or
Authorized Service Agency.
The unit was not allowed enough time to
preheat.
Remove excess water from the genera-
tor casting. Allow 20 minutes to preheat
before operating. Do NOT operate the
unit during preheat cycle.
Inoperable heater relay.
Contact your maintenance person or
Authorized Service Agency.
The Control Board setpoint temperature
is set too low.
Surface temperature of the casting
should be between 375°–425°F (191°–
218°C) when the red light on the control
board turns off. If the temp is too low,
contact your maintenance person or
Authorized Service Agency.
Heavy deposit buildup on the Generator.
Clean the Generator according to the
procedures in the Maintenance section
of this manual.
Unit floods or is always
steaming. Power on,
solenoid makes a chat-
tering noise.
or
Unit floods overnight.
Power off.
Water leaking in the
electrical housing.
Unit heats up, pump or
solenoid valve works with
the momentary switch
but will not steam during
timer cycles.
Incorrect water pressure.
*(Regulated units only.) Set water
pressure to 20 psi (138 kPa).
Solenoid Valve inoperable.
Clean or replace Solenoid Valve.
Contact your maintenance person or
Authorized Service Agency.
Control Board is not programmed
properly.
Verify programming as described in the
Programming section of this manual.
Control Board is inoperable.
Contact your maintenance person or
Authorized Service Agency.
Pin hole leak in the hoses.
Replace the hoses.
Water pump impeller is cracked or
damaged.
Contact your maintenance person or
Authorized Service Agency.
Inlet Tube or Restrictor Tube is loose.
Tighten the loose fittings.
Generator Tube is loose or damaged.
Tighten the loose fittings or contact
your maintenance person or Authorized
Service Agency.
TROUBLESHOOTING (continued)