Hitachi GR2000 Series - Manual (Page 293)

Maintenance Procedure
GR2K-GA-0015 8-31
Ver. 07-02
Step 4. Install the RP again.
See Subsection 8.3.1, item 1 Step 3.
Step 5. Start the operation of the RP.
See Subsection 8.3.1, item 1 Step 5.
!
WARNING: Hazardous voltage. Can cause death or severe injury. Removing/adding
component while power is on must be conducted by trained and qualified
engineer or maintenance personnel.