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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.
._ (Rating Voltage YES
_+10%)? I "[_
)_No Voltage. _ OLP disconnected?
Replace OLR
Check connection __]
condition.
L_ Reconnect. I
I
_. in the range of Rating ,_to use a regular _,
Voltage ±10%. | transformer.
Check the
resistance of
Motor
Compressor.
Check the
resistance of
PTC-Starter.
_ heck the resistance
amongM-C, S-C and
M-S in Motor
Compressor.
Check OLR
-_ heck the resistance
of two terminals in
PTC-Starter.
NO t_"
_ Replace Compressor.
YEs
NO _- Replace
PTC-Starter.
Check
starting state.
YES
_._ Check if applying _,,10LP works within ___ YES i .[_
a regular OLR _ [30 sec. in forcible OLP
I I Ioperation by turning Replace OLR
I I instant power on and
II°" f
NO
]_ easura minimum ___
starting voltage after 5
rain, for balancing cycle
pressure and cooling the
PTC.
Components start in _-_ O.K. I
the voltage of Rating
Voltage _+10%
below. NO _-[_
-10-
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