8. Secure the relay board to the main machine and connect the Blue/White harness to the
socket on the board ( × 1, × 3).
9. 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 shown below.
2. Installation
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