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TROUBLESHOOTING (Mechanical Part)
1 COMPRESSOR AND ELECTRIC COMPONENTS
Power
Source.
Check the
resistance of
Motor
Compressor.
Remove the PTC-
]_ Starter from the
Compressor and
measure the voltage
between Terminal C of
Compressor and
Terminals 5 or 6 of PTC.
}Dj Applied voltage isn't
in the range of Rating
Voltage _+10%.
_ heck the resistance
among M-C, S-C and
M-S in Motor
Compressor.
(Rating Voltage
_+10%)?
OLP disconnected?
Advise the customer
to use a regular
Trans.
YES _
YES
Replace Compressor.
YES Replace OLR
_ Check connection
condition.
Reconnect.
Check the
resistance of
PTC-Starter.
_I heck the resistance of
two terminals in PTC-
Starter.
Check OLR
_ heck if applying
a regular OLP.
YES
I Replace
NO _- PTC-Starter.
YES
OLP works within b YES
30 sec. in forcible
OLP operation by Replace OLP.
turning instant power
on and off.
Check
starting state.
_,_ easure minimum
starting voltage after 5
min. for balancing cycle
pressure and cooling the
PTC.
_ Components start in
the voltage of Rating
Voltage -+10%below.
I NO
O_K_
-11 -
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