May 2022
21
©2022-2023 Trinity Trailer Mfg., Inc
.
Closing the Fold-Down Spud Door (Figure 12).
(1)
Pull on the draw rope to raise the fold-down door.
(2)
Tie off the rope to hold the fold-down door in position.
(3)
Secure the two latches at the sides of the fold-down door by raising the lever
and sliding the latch towards the outside door
1.
LOWER DOOR PROCEDURES
a.
Make sure the electrical supply from the tractor to the truck bed is properly
connected.
b.
Push the rubber booted switch on the rear tail fin, above the conveyor electric
switch. See the red circle in Figure 13 above, to close or open the door to the
desired height.
SIDE DOOR OPERATION
Figure 14- Sideboard Door Operation
The side door is operated by a switch generally located on the dashboard of the truck.
The door will function in either the opening or closing motion as long as the switch is
held in that position.
COATING CARE AND CORROSION PREVENTION
Your truck bed may be coated with a high-performance polyurethane paint. This paint is
designed to give you durable performance in the rugged environments encountered by
your truck bed.
The best way to preserve the finish on your truck bed and help prevent corrosion is to
wash it regularly, especially after it has been used around road salt or other ice melting