All codes
Service call
SC402
Transfer roller / belt leak
BTransfer / HVCommon field call
Level B — stop, power-cycle may clear
First check
Paper wrap on the ITB or a wet stack in tray 1 after a humid weekend.
What it means
Transfer current leaked to ground.
Likely causes
- Wet paper
- ITB wrap
- HV leak
- Transfer roller
On-site steps
Parts to have on the truck
- ITB
- Paper transfer roller
- HVPS
Related codes
Confirm the subcode and part number in the FSM for this serial. Raicoh is a field companion, not a replacement for the book.