Holland Trailer Coupling - freightliner Columbia Manual

Holland Trailer Coupling

General Information
The Holland PH–T–60–AL trailer coupling is de-
signed for use with trailers having a maximum gross
weight of 10,000 lbs. See
pintle hook, used only on truck applications, and is
fastened to the rear closing crossmember of the ve-
hicle. It is a non-air adjusted coupling.
01/20/95
1. Lock
2. Cotter Pin
Fig. 10.22, Holland PH-T-60-AL Trailer Coupling
Operation
Trailer Hookup
1. Chock the front and rear tires of the trailer.
2. Remove the cotter pin, then lift the lock and raise
the latch.
3. Back up the vehicle until the drawbar eye is over
the pintle hook.
4.
Lower the trailer until the drawbar eye rests on
the pintle hook.
5.
Close the latch, then insert the cotter pin.
NOTICE
Always make sure the connect-hanger/support
keeps the trailer air hoses and electrical cables
positioned so that they do not rub on anything.
Rubbing may wear through hoses or cables, re-
sulting in air leaks, or exposed or broken wires,
potentially affecting trailer brake or electrical sys-
tems.
Fifth Wheels and Trailer Couplings
Fig. 10.22. It is a rigid type
1
2
3
4
f310314a
3. Latch
4. Pintle Hook
6. Hook up the trailer's electrical and air lines.
7.
Remove the chocks from the trailer's tires.
Trailer Release
1. Apply the truck and trailer parking brakes.
WARNING
Do not use the trailer air supply for parking trail-
ers not equipped with spring parking brakes.
This applies the trailer service brakes only. As air
bleeds from the trailer brake system, brake appli-
cation is lost. This could allow the unattended
vehicle to roll away, possibly resulting in serious
personal injury or death.
2. Chock the front and rear tires of the trailer.
3. Disconnect the trailer air and electrical lines.
Plug the air lines to keep out dirt.
4. Take the weight of the trailer drawbar off the
pintle hook.
5.
Open the latch by first removing the cotter pin;
then lift up the lock and raise the latch.
6. Slowly drive the vehicle away from the trailer.
10.18