Generac — Towing the Unit
Operation · Jacks, outriggers, hitch and trailer lights
From a Generac owner's manual covering: MLT5150, MLT5200, MLT5200ICAN. Check it applies to your exact model before use.
Applies to: Generac MLT, Mitsubishi S4L2-W461ML engine, Isuzu 4LE1NYGV-03 / 4LE1NYGV-03E engine, Isuzu D1105-E3BG engine
Before you start
- Property or Equipment Damage. Tighten wheel lug nuts after first 50 miles to factory specifications.
- Trailer must be securely coupled to the hitch and the chains correctly attached. Uncoupled or unchained towing could result in death or serious injury.
Procedure
- Raise the rear jack completely and release the locking pin to rotate it up into the travel position; verify the pin snaps into place.
- Raise the outrigger jacks completely, release the jack locking pins to swing the jacks up, and slide the outriggers into the trailer frame until their pins snap into place.
- Use the tongue jack to raise or lower the trailer onto the hitch; lock the hitch coupling and attach safety chains or cables.
- Remove the jack locking pin and rotate the jack into the travel position; replace the locking pin.
- Lubricate the grease fittings located on the leveling jacks.
- Connect trailer wiring to the tow vehicle and check operation of directional and brake lights.
- Verify the enclosure is properly latched and the mast cradle lock is in place.
- Verify the doors are properly latched.
- If driving over rough ground, remove the bulbs from the light fixtures.
- Check for proper inflation of the trailer tires.
- Check the wheel lugs and tighten or replace any that are loose or missing using the three-pass torque sequence.
Tools required
- Torque wrench Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- First pass: 20-25 FridayParts $42.95 ft-lbs (27-33 Nm)
- Second pass: 50-60 FridayParts $15.68 ft-lbs (67-81 Nm)
- Third pass: 90-120 FridayParts $377.99 ft-lbs (122-162 Nm)
- Maximum recommended highway towing speed 45 mph (72 km/h)
- Off-road towing speed not to exceed 10 mph (16 km/h)
Full service-parts list: Generac MLT →, Mitsubishi S4L2-W461ML engine →, Isuzu 4LE1NYGV-03 / 4LE1NYGV-03E engine →
Source: Generac owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.