Groen AH/1E-20 User Manual

Service Troubleshooting
The 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 an asterisk (*), the work should be done by a factory
authorized service representative.
WARNING: BEFORE REPLACING ANY PARTS, DISCONNECT THE UNIT FROM THE ELECTRIC
POWER SUPPLY AND CLOSE THE MAIN GAS COCK. ALLOW FIVE MINUTES FOR
UNBURNED GAS TO VENT.
CAUTION: USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE SUPPLIED BY GROEN OR
THEIR AUTHORIZED DISTRIBUTOR CAN CAUSE INJURY TO THE OPERATOR AND
DAMAGE TO THE EQUIPMENT AND WILL VOID ALL WARRANTIES.
IMPORTANT: Service performed by other than factory authorized personnel will void all warranties.
A. All Models
SYMPTOM WHAT TO CHECK
a. That the main gas cock is completely open (handle
is in line with the gas pipe).
b. Thermostat dial and toggle switch settings.
c. Lighting procedure. See the "Operation" section of
this manual.
d. Jacket water level. If it is low, see "Jacket Filling"
in the "Preventive Maintenance" section of this
manual.
e. Gas supply to the unit.
f. Electric power supply to the unit.
g. Thermostat operation.
Pilot burner and/or burner will not light or goes
out after working for a while.
h. Gas pressure at the automatic valve.*
a.
Thermostat dial setting.
b.
Thermostat calibration
c.
Thermostat operation.
d.
Seat of the main automatic gas valve for dirt.*
Kettle continues heating after it reaches the
desired temperature.
e. Solenoid plunger of the automatic valve for
sticking.*
a. Thermostat dial and toggle switch settings.
b. For excess air in the jacket. See "Jacket Vacuum"
in the "Preventive Maintenance" section of this
manual.
c. Thermostat calibration.*
d. Thermostat operation.*
Kettle stops heating before it reaches the
desired temperature.
e. Pressure limit switch for malfunction at low
pressures.*
a. For excess air in the jacket. See "Jacket Vacuum"
in the "Preventive Maintenance" section of this
manual.
Kettle heats slowly.
b. Gas pressure at the automatic gas valve*
a. For excess air in the jacket. See "Jacket Vacuum"
in the "Preventive Maintenance" section of this
manual.
b. Safety valve. If the valve pops at pressures below
29 PSI, replace it*
c. If high limit switch is set too high.*
Safety valve pops.
d. Thermostat operation.*

Groen AH/1E-20 Specifications

General

Brand	Groen
Model	AH/1E-20
Category	Kettle
Language	English