Specifications

Allow the compressor to
complete
two
or
three
complete cycles.
lf the temperature
readings
are not within two degrees of
requirements the control is
defective and
must
be replaced. DO NOT ATTEMPT TO
RECALlBRATE.
A
defective control may cause the
compressor to run
continuously or
not
at
all.
lf
either of these conditions exist, check
as follows:
COMPRESSOR WON'T RUN
1, Remove the
control enough to expose
its terminals.
2.
Short across the
control
terminals,
lf
the
compressor starts, install
a
new
control, lf the compressor fails to
start,
check the defrost timer,
compressor
receptacle, and
unit
wiring for
defects.
COMPRESSOR RUNS CONTINUOUSLY
Turn
the control knob to
OFF.
lf the
compressor continues to
run,
proceed
to Step 2. lf the
compressor stops,
check the feeler tube to make
sure it
is
positioned properly
and that the
air
flow
through the
feeler
tube housing
not
restricted. lf the feeler
tube is
positioned
properly
and there is no air
restriction,
check the control operating
temperatures.
Remove
the control lar
enough to
remove
one of the wires
from its
terminal. lf the
compressor
continues
to run,
there is
a
short
in the
unit
wiring.
REPLACING THE
CONTROL
1. Disconnect the
unit from its
power
sou
rce.
2. Remove
the control knob
by
pulling
it
straight down.
3. Remove the three
screws
that
retain
the thermostat
housing.
4. Remove the
screws that
secure the
control
to
the mounting
bracket.
Carefully
work
the control
out
through
the
opening.
5, Disconnect the wire leads,
Measure
and record
distance feeler tube is
inserted in housing.
6. Pull the feeler tube
from its housing.
7.
lf replacement control
doesn't have
a
plastic
sleeve on feeler
tube,
remove
the
plastic
sleeve from
the original
control feeler tube
and install it on the
new
control
in
the same manner.
8. Insert
feeler tube same
distance into
housing
as original.
9. Install the
replacement
control in the
reverse
order of removal.
1.
2.
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