Ptc And Olp - LG LTN16385PL Service Manual

6-2. PTC AND OLP

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
YES
compressor and check
resistance value between
terminals of OLP whit a
NO
tester (see figure 2).
?
Fig. 1
- 13 -
Observation value from
PTC QP2-6R8MD: 6.8
±20%
Resistence value is 0 or
many hundred ohms.
Value is
Check another
components.
Replace OLP
Fig. 2
Check another
components.
Replace PTC