Removing Ispm And Act Module - Hitachi Utopia RPI-2.5HRG Service Manual

2.1.10 Removing ISPM and ACT Module

Do not touch the electrical parts when LED201 (Red) on the ISPM is lit to prevent from an
electrical shock.
(1) Remove the service cover according to the item 2.1.1 "Removing Service Cover".
(2) Remove the three (3) screws fixing the electrical
box and turn the power plate toward the front side.
NOTE:
Check to ensure that LED201 (Red) is OFF
when turning the power plate.
GRAS-3HVRG and 4HVRG
Power Plate
Reactor
Magnetic
Contactor
NOTES:
1. Identify terminal Nos. with the mark band Nos. when reassembling. If incorrectly connected, malfunction
or damage to the electrical parts will occur.
2. When changing the PCB, ensure to set all the dip switches to the same configuration as the original.
TURN OFF all power source switches.
ISPM
LED201
(Red)
Capacitor
Tool Phillips Screwdriver, Spanner
GRAS-5HVRG
ISPM
Fuse
Noise Filter
Power Plate
SERVICING
LED201 (Red)
Act Module
Capacitor
Reactor
Magnetic
Contactor
2-9