Hitachi RAC-25FPA RAC25FPA 사용자 설명서
제품 코드
RAC25FPA
14-10
14.2.3 MONO SPLIT RAK-18/25/35PSA / RAC-18/25/35WSA, RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-
18/25/35PSPA / RAC-18/25/35WSPA
Disharge Procedure
1. Turn off the power of the indoor/outdoor unit and pull out the power supply plug.
2. After power is turned off, wait for 15 minutes or more. Then remove the electrical parts cover and apply soldering iron of 30 to
1. Turn off the power of the indoor/outdoor unit and pull out the power supply plug.
2. After power is turned off, wait for 15 minutes or more. Then remove the electrical parts cover and apply soldering iron of 30 to
75W at the positive and negative terminals of IPM, and discharge the charge voltage of the smoothing capacitor.
Applicable models : RAK-18/25/35PSA / RAC-18/25/35WSA, RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-18/25/35PSPA
/ RAC-18/25/35WSPA
Do no use a soldering iron with transformer: If
one is used, thermal fuse inside transformer
will be blown.
14.2.4 MONO SPLIT RAK-18/25/35PPA / RAC-18/25/35WPA, RAK-18/25/35/50PEA / RAC-18/25/35/50WEA ,
RAF-25/35PXA / RAC-25/35FXA RAF-50RPA / RAC-50FPA
Disharge Procedure
1. Turn off the power of the indoor/outdoor unit and pull out the power supply plug.
2. After power is turned off, wait for 10 minutes or more. Then remove the electrical parts cover and apply soldering iron of 30 to
1. Turn off the power of the indoor/outdoor unit and pull out the power supply plug.
2. After power is turned off, wait for 10 minutes or more. Then remove the electrical parts cover and apply soldering iron of 30 to
75W for 15 seconds or more to TAB05 and R001 terminals on the main P.W.B. as shown in the figure below. In order to
discharge voltage in smoothing capacitor
discharge voltage in smoothing capacitor
•
Applicable models : RAK-18/25PPA / RAC-18/25WPA, RAK-
18/25PEA / RAC-18/25WEA
18/25PEA / RAC-18/25WEA
•
Applicable models : RAK-35PPA / RAC- 35WPA, RAK-
35PEA / RAC- 35WEA, RAF-25/35PXA / RAC-25/35FXA
35PEA / RAC- 35WEA, RAF-25/35PXA / RAC-25/35FXA
•
Applicable models : RAK-50PEA / RAC-50WEA , RAF-50RPA
/ RAC-50FPA
/ RAC-50FPA
Do not use a soldering iron with transformer: Otherwise,
thermal fuse inside transformer will be blown.
thermal fuse inside transformer will be blown.
Lead wire
Wire
MAIN P.W.B
SERVICE SWITCH
HIC
IPM
MAIN P.W.B
Lead wire
TESTSWITCH
Lead wire