MacDon R113 Assembly Instruction Manual page 91

3. Assemble pulley (A) and bushing (B) onto gearbox
shaft with key (C).
4. Install three M10 hex head bolts (D) through bushing
(B) into pulley (A).
5. Tighten bolts (D) while maintaining 7/16 in. (11 mm)
dimension (E) between pulley (A) and gearbox (F).
Torque bolts to 25–29 lbf·ft (34–39 N·m).
6. Position tensioner assembly (A) as shown and secure
with M16 x 120 bolt (B) and nut (C). Torque nut to 35–40
lbf·ft (47–54 N·m).
7. Install spring (D) onto frame [rear hole (E) for finger
conditioner, forward hole (F) for roll conditioner].
8. Install eyebolt (G) onto tensioner (A) and spring (D).
Secure eyebolt with hardened washer (H) and two M10
nuts (I).
NOTE:
Conditioner drive belt will be installed after the carrier
and header are re-attached.
169821
CHANGING THE CONDITIONER
Figure 6.19: Drive Pulley
Figure 6.20: Tensioner
85
Revision D