Marshall Amplification QM/6, QM/12, QM/1200, QM/14, QM/11 Instructions Manual

Fitting Instructions

90mm

Monocoque Trailer Roll-over Covers

Model:- QM/6, QM/8, QM/11, QM/12, QM/1200, QM/14, QM/1400, QM/16, QM/1600

1. Clamp on front arch, drill 8mm holes and along the front of the arch use M8 x 80 bolts and

washers to attach to trailer. Do not fit side bolts until step 5A.

2. Clamp side strips on, drill 8mm holes and attach with M8 x 80 bolts. Leave the front bolt

hole empty until step 5A and the centre bolt holes empty until step 3.

3. Clamp on centre arch, drill 8mm holes and attach with M8 x90 bolts and washers in tandem

with centre cover stops.

4. Clamp on rear arch so that rear bolt hole is 90mm

from rear of trailer. Drill 8mm holes and attach
with M8 x 80 bolts washers.

5. Attach six cover stops; three on each side:
a. Fit the front cover stops in tandem with

the front arch and side strips. Use one M8
x 90 bolt and washer for the front bolt hole
and one M8 x 80 bolt and washer for the
rear bolt hole.

b. Fit the centre cover stops in tandem with

the centre arch. Use two M8 x 90 bolts and
washers.

c. Fit the rear cover stops 1350mm from the rear of the trailer using M8 x 80 bolts and

washers.

6. Lay cover on top of arches with turning slots on poles at the rear of the trailer.

7. Ensure all six straps are hanging down the outside of the trailer.

8. Mark ratchet location in line with straps approximately 480mm from bottom of body. Drill

10mm holes and attach ratchets using M10 x 25 bolts and washers.

9. Fitting rear rubber strip:-
a. Hydraulic Door Trailers – Attach rubber strip to top of door using five self-taping

screws and washers supplied.

Download From:
www.marshall-trailers.co.uk/downloads/owners-manuals

For Further Assistance Contact: 01224 722777
1

b. Swinging Door Trailers – Attach rubber strip to rear arch using bolts in pre-drilled

holes.

10. Attach handle brackets on chassis to suit handle. Ensure handle is not sticking out front of

trailer when fitting.

11. If the rear door hook is welded on ensure the hook is below the rubber level; if not the hook

will have to be removed. If the hook is bolted on the hook can be rotated to face down.

12. If operating hydraulic door when cover is open ensure the cover is tightly rolled up and

there is plenty of clearance for the door to open; otherwise the door can damage the
cover.

Download From:
www.marshall-trailers.co.uk/downloads/owners-manuals

For Further Assistance Contact: 01224 722777
2