All codesService call
SC724
Punch unit error
BFinisher
Level B — stop, power-cycle may clear
First check
Punch HP or chad box. Empty the chad, then punch motor.
What it means
Punch unit error. Confirm the exact subcode against the FSM for this serial — meaning can shift by generation.
Likely causes
- Punch HP or chad box. Empty the chad, then punch motor.
On-site steps
Parts to have on the truck
Confirm the subcode and part number in the FSM for this serial. Raicoh is a field companion, not a replacement for the book.