WARNING
Do not use a soldering iron with
transformer: Otherwise, thermal fuse
inside transformer will be blown.
DISCHARGE, PROCEDURE AND POWER SHUT OFF METHOD FOR
POWER CIRCUIT
Caution
Voltage of about 350 V is charged between the terminal of smoothing capacitors.
During continuity check for each circuit part of the outdoor unit, be sure to discharge the smoothing
capacitors.
Discharge Procedure
LEAD WIRE
RAC-18/25/35WPE
MAIN
.
.B
1. Turn off the power.
2. After power is turned off, wait for 10 minutes or more. Then, remove electrical parts cover
and apply soldering iron of 30 to 75 W for 15 seconds or more to IPM(24 ) and IPM(
terminals on the main P.W.B. as shown in the figure below, in order to discharge voltage
in smoothing capacitor.
SOLDERING IRON (30 TO 75W)
RAC- 50W
P
20)
4 2/
E
LEAD WIRE
SOLDERING IRON (30 TO 75W)
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