Ptc And Olp; Defrost Timer - Kenmore 4666812 Service Manual

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Prc AND oLP
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I
o
-f
6.3 DEFROST TIMER
Flgurc 18
Flgure 19
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Normal operation ol
Compressor is
impossible or poor.
Separate the PTC-
Starter from
Compressor and
measure the
resistance between
No.5 and 6 ol PTC-
Starter with a Tester or
Whislone Bridge.
(Figure 18)
Observation value is
22OV|SOHz:22Q x30oh
1 1 5 V / 6 0 H 2 : 6 . 8 Q t 3 0 o / "
240V/50H2:330t30%
127,220V16OH2 i 22e
x30o/"
Check another
electric components.
The resistance value
is 0 or several
hundreds 0.
Separale the OLP lrom
Compressor and check
the resislance value
belween two lerminals
of OLP wilh a Tester.
(Figure 19)
Normal operation of
the Defrost Timer is
impossible.
Position the Cam Shaft to
the point ot first'clid('
sound and chec* the
current llowing between
terminals No. l(brown)
and No. 2(bright orange).
Next, position the Cam
Shafl lo the point ot
second'clid(' sound and
chec* the cunent floMng
betweon terminals
No. 1(brown) and
No.4(blacl)
(Figure 20).
The resistance is
0 0 or variable.
The resistance is about
220Vl5OHz:2OKa
1 1 5 V / 6 0 H 2 : 7 . 8 K 0 .
Shake about 3 times
with holding tha Cam
Shafl and Body softly.
s
Flgure 20