29
PROBLEM:
KGL-25
Kettle Won't
Heat
Does red light
come on when unit
is first turned on?
Does red light go
off shortly after
unit is turned on?
Yes
Add water to
jacket of Kettle.
With the
potentiometer set
at 10, is 12 VDC at
the coil of the
relay?
No
Yes
Is 16 VAC
measured across
Pins 9 and 10 on
the controller?
No
Yes
Is 16 VAC at the
secondary side of
the transformer?
No
Replace
the on/off
switch (toggle
or rotary).
Yes
Is there 115 VAC
to the primary of
the transformer?
No
Replace the
transformer.
Yes
Supply115
VAC to the
kettle.
No
Does the relay pull
in?
Yes
Replace the
relay.
No
Is there 115 VAC
to the primary of
the ignition
transformer?
Yes
No
Replace the
high limit.
Replace
the Ignition
module.
Is there 24 VAC to
the ignition
Module?
Yes
Replace the
ignition
transformer
No
Is there 24 VAC to
the Gas valve for 4
Seconds?
Yes
No
Is there Gas to the
burner?
Yes
If there
is spark and gas to
the burner assmbly
there should be
flame. Check
alighnment.
Yes
With a jumper
across pins 5 and
7 on the controller,
is there 12 VDC
across the coil of
the DC relay?
No
With the jumper
removed and the
probe wire
grounded at the
probe, is 12 VDC
measured across
the coil of the DC
relay?
No
Replace the
wire harness in
the trunion
No
Add water
Yes
Does the
potentiomer have
a resistance of
50,000 ohms on
low and 0 ohms at
high?
Yes
Replace the
potentiometer
No
Does the probe
have a resistance
of 100,000 ohms +
10% at room
temperature?
Yes
Replace the
controller
Yes
Replace Probe
No
Replace the
gas valve
No
Is there Spark to
the ignitor for 4
seconds.
No
Yes
