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T he
c u t -o u t t emp e ra tu re wi ll
b e
ap p ro xi ma t e l y th e sa me a s sp e cifi e d. DO
NOT ATTEMPT TO RECALIBRATE THIS
CO NT R OL . T h e a d j u stme n t scre ws ar e fo r
al t i t ud e a d j u st me n t on l y, n ever fo r
c o rre c ti n g t h e
cu t-i n a nd
cu t- o ut
t e mp e ra t u r e s.
CHECKING CONTROL OPERATION
COMPRESSOR WON'T RUN
1 . D i s c o n n e c t t h e u n i t f r o m p o w e r
s o u r c e . R e m o v e t h e l i g h t s h i e l d ,
re m o v e t h e mo un ti n g scre w s from th e
c o nt r ol h o u si n g a n d le t i t h a ng d o wn
o n t h e t op sh e lf.
2 . C o nn e ct a n o hmme te r a cro ss th e
c o nt r ol t e r mi n al s a n d ch e ck for
c o nt i n ui t y. l f th e co ntro l in dica te s
c o nt i n ui t y, ch e ck th e de fro st tim e r a nd
c a bi n et wi ri n g fo r d efe cts,
COM P R E S S O R R U NS C O NT INU O USL Y
1 . T ur n t he co n tr o l kn o b to O F F. lf th e
co m p re sso r co n tin u e s to ru n, p ro cee d
to S t e p 2 . l f th e co mp re sso r stop s,
check
t he
cont rol
oper ating
temper at ures. H owever, do
not
o v e r l o o k t h e
p o s s i b i l i t i e s o f
a
m alfunct ioning f reezer f an or defec ti ve
fan blade causing reduced air flow to
the contr ol f eeler tube.
U n p l u g t h e l i n e c o r d f r o m t h e
elect rical outlet . R em ove t he li ght
shield. Rem ove the m ount ing s c rew s
fr om the contr ol housing and let i t
hang down on t he t op shelf.
Remove either t he red or t he bl ue w i re
fr om the cont rol t erm inals.
P l u g i n t h e l i n e c o r d . l f t h e c o m p r e s s o r
does not start. the control is defective
and
must be
replaced. lf
the
com pressor st ar ts and cont inues to
r u n , t h e r e i s a s h o r t i n t h e c a b i n e t
w i r i n g .
Inst all the new cont rol in revers e order
of the r emoval pr ocedur e, R eins tall
g r o u n d w i r e .
REPLACING CONTROL
1 . D i s c o n n e c t t h e u n i t f r o m p o w e r
sour ce.
2 . R e m o v e t h e l i g h t s h i e l d a n d r e m o v e
t he mounting scr ew s f rom the c ontrol
h o u s i n g . D i s c o n n e c t t h e g r o u n d w i r e
f r o m t h e w i r i n g c o v e r .
3. D isconnect t he electr ical leads fr om
t h e c o n t r o l t e r m i n a l s .
4. St raight en the m et al tabs that retain
t h e f e e l e r t u b e l o o p . U n s n a p t h e
contr ol fr om t he housing and rem ove
i t w i t h a t w i s t i n g m o t i o n ,
5. Inst all t he new cont rol in r ever s e or der
of removal procedure,
R eins tall
g r o u n d w i r e .
2 .
4 .
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3 3
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:
6 6
,l ''.:, | .
r .oe
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y'4
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4-23
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