OM-TDB/7
19
Troubleshooting
Your Groen kettle is designed to operate smoothly and efficiently if properly maintained. However, the
following is a list of checks to make in the event of a problem. Wiring diagrams are furnished inside the
service panel. If an item on the list is followed by X, the work should be done by a qualified service
representative.
USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE SUPPLIED BY GROEN OR THEIR
AUTHORIZED DISTRIBUTORS CAN CAUSE INJURY TO THE OPERATOR AND DAMAGE TO THE
EQUIPMENT AND WILL VOID ALL WARRANTIES.
SYMPTOM WHO WHAT TO CHECK
Xindicates items which must be performed by an authorized technician.
Kettle will not heat, and heating
indicator will not come on.
User a.
Electric power supply to the unit.
b.
Water level in jacket.
Auth Service
Rep Only
c.
Control circuit fuses. Replace a blown fuse
only with a fuse of the same AMP rating. X
d. For loose or broken wires. X
e.
Tilt cut-off switch. X
f.
That pressure switch is open. X
g. Operation of variable thermostat. X
h.
Low water cutoff. X
Kettle will not heat, but heating
indicator comes on.
Auth Service
Rep Only
a. Contactor. X
b.
Heater elements with ohmmeter for ground
short or open element. If element is defective,
call Groen. X
Kettle continues heating after it reaches
the desired temperature
User a.
Thermostat dial setting.
Auth Service
Rep Only
b.
Thermostat circuit for short. X
c.
Thermostat operation. The thermostat should
click when the dial is rotated above and below
the setting for the temperature of the kettle. X
d.
Contactor, to determine whether it is
energized or stuck. X
Kettle stops heating before it reaches
the desired temperature.
User a.
Thermostat dial setting.
Auth Service
Rep Only
b.
Thermostat calibration. X
c.
Thermostat operation. The thermostat should
click when the dial is rotated above and below
the setting for the temperature of the kettle. X
Kettle heats slowly User a. For air in the jacket. See “Jacket Vacuum” in
the “Maintenance” section of this manual.
Auth Service
Rep Only
b. Heater elements with ohmmeter for ground
short or open element. If an element is
defective, call Groen. X
c.
Voltage of main power source. X
Safety valve pops. User a.
For air in the jacket. See “Jacket Vacuum” in
the “Maintenance” section of this manual.
Auth Service
Rep Only
b.
Pressure switch setting. X
c.
Thermostat operation. Thermostat should
click when the dial is rotated above and below
the setting for the temperature of the kettle. X
d.
Safety valve. If the valve pops at pressures
below 49 PSI, replace it. X
e.
Contactor, to determine whether it is de-
energized. X
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