Ditch Witch MR90 - Manual (Page 51)

Transport - 50
MR90 Operator’s Manual
Lift
CMW
®
Haul
Inspect Trailer
• Check hitch for wear and cracks. Lubricate if needed.
• Check battery for 12V charge.
• Inspect lights for cleanliness and correct operation. Inspect reflectors and replace if needed.
• Check tire pressure. Check lug nut torque with a torque wrench.
• Ensure trailer brakes are adjusted to come on in synchronization with tow vehicle brakes.
• Check ramps (if equipped) and trailer bed for cracks.
Hitch Trailer
1. Back tow vehicle to trailer.
2. Put manual transmission into first or reverse gear or automatic transmission into park. Turn off ignition.
Set parking brake.
3. Connect trailer drawbar, lunette or coupler to
tow vehicle hitch and lock in place with lock
pin. If needed, adjust drawbar, lunette or
coupler height (shown) to level load.
4. Connect safety chains to tow vehicle chain
keepers (cross-shaped slots on bumper of
tow vehicle). Attach left chain to right side of
tow vehicle and vice versa to cradle hitch. Do
not connect to pintle hook or hitch ball.
5. Connect breakaway switch cable to tow
vehicle. Do not connect to pintle hook or hitch
ball.
6. Plug trailer electrical connector into tow
vehicle connector.
7. Use jack crank to raise jack base and stow.
8. Remove wheel blocks.
Unhitch Trailer
1. Stop tow vehicle and trailer on level ground.
2. Put manual transmission into first or reverse gear or automatic transmission into park. Turn off ignition.
Set parking brake.
3. Block trailer wheels.
4. To unhitch trailer from tow vehicle, reverse “Hitch Trailer” steps
TrailerHitchAdjust_T9.eps TrailerHitchAdjust_T9.eps