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6. TROUBLESHOOTING
6-1 COMPRESSOR AND ELECTRIC COMPONENTS
[_ Power Source. Remove the PTC-
Starter from the
Compressor and
measure the voltage
between Terminal C of
Compressor and
Terminals 5 or 6 of PTC.
]_No Voltage.
Applied voltage isn't
-]_| in the range of Rating
LVoltage ±10%.
__ (Rating Voltage YES
±10%)? I"[_
,_ OLP disconnected?
Replace OLR
C°%ceonect nh
L_ Reconnect. I
Advise the customer I• [_
to use a regular
transformer.
1= £
Check the I-_ Check the resistance
resistance of I-[ among M-C, S-C and
Motor M-S in Motor
Compressor. Compressor.
Check the _ Check the resistance
resistance of I [ of two terminals in
PTC-Starter. PTC-Starter. ,Es
NO • Replace
PTC-Starter.
YES
I--_[ Check if applying _'_ OLP works w_hin __O._ YEs i_[_
[_ aregular OLR _, 130 sec. in forcible OLP
Check OLR
II I operation by turning Replace OLR
I I instant power on and
1I°" f
NO
[5_ Check _ Measure minimum _ C°mponents start in _ O'K" I
starting state, starting voltage after 5 the voltage of Rating
min. for balancing cycle Voltage ±10%
pressure and cooling the below. • r_
PTC. NO
-10-
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