Danger – MacDon R80 Rotary Disc User Manual

Page 72

MAINTENANCE/SERVICE

Form # 169089

Model Year - 2009

7.9.5

Lifting Roll Drive Belt

The two lifting roll drive belts (A) are located
inside the drive compartment at the right hand
side of the header. Belt tension is set at the
factory and does not require adjustment.

NOTE

Rear shield not shown for clarity.

7.9.5.1 Replacement

DANGER

Stop engine and remove key from ignition
before leaving operator's seat for any
reason. A child or even a pet could engage
an idling machine.

a. Lower header to ground, turn off engine, and

remove key.

b. Open RH drive shield (B).

c. Remove five bolts (C) and nuts and remove rear

shield (D).

d. Insert the end of a ½ inch drive socket wrench in

the square hole on the idler arm (E).

e. Rotate idler arm until belts (A) are loose.
f. Insert a bolt in hole (F) to hold idler.
g. Remove belts (A).

NOTE

Belts must be replaced in pairs.

NOTE

Check alignment of pulleys.

h. Install belts on pulleys ensuring they are in the

pulley grooves.

i. Rotate idler arm (E) so that bolt in (F) can be

removed.

j. Release load on idler and remove wrench.
k. Re-install rear shield (D) with bolts (C) and nuts.
l. Close

drive

shield.