Ricoh D146 Service Manual page 217

Rev. 5/26/2015
· The harness will connect to the relay unit. See the details in step 5.
4. Re-install the HVP-CB unit and power supply box.
5. Secure the relay board to the main machine and connect the Blue/White harness to the
socket on the board ( × 2).
6. Connect the harnesses on the relay board to the sockets on the PSU.
· Two types of harnesses are packed with the heater. Both the Blue/White one [A] and
the Gray one [B] must be connected as below.
SM 2-211
Anti-Condensation Heater
D146/D147/D148/D149/D150