LG LTN16385PL, Service Manual

Page: 13 / 55

6-2. PTC AND OLP
Replace OLP
YES
NO
Value is ¥
Replace PTC
6 5
Fig. 1
Fig. 2
?
- 13 -
Normal operation of
compressor is impossible
or poor.
Separate PTC-Starter
from Compressor and
measure resistance
between No. 5 and 6
(RSIR type) or No.4 and 5
from PTC with a tester or
rectifier Wheatstone (see
figure 1).
Separate OLP from
compressor and check
resistance value between
terminals of OLP whit a
tester (see figure 2).
Observation value from
PTC QP2-6R8MD: 6.8
W
±20%
Check another
components.
Check another
components.
Resistence value is 0 or
many hundred ohms.