16
Operation Manual
Electrical Connector
The 7-pin electrical connector (Figure 22)
connects the tow vehicle’s electrical system
(lighting, charging, braking) to the trailer.
Note: The center pin on the electrical con-
nector is not used.
Ground Cable (Optional)
Attach the grounding cable (Figure 23) to the
structure being cleaned to prevent sparks cre-
ated by static electricity.
Document Holder (Optional)
A document holder (Figure 23) is mounted in
the tongue area as a means to store the trailer
registration required for legal transport or job
specic papers.
Electrical Connector
Figure 22: Electrical Connector.
Figure 23: Grounding Cable and Document Holder.
Grounding Cable
Document
Holder