MAINTENANCE
1
FIGURE 8
2 4
3
5 
3/4"
10 LBS.
Locknut
Flatwasher
Spacer
FlatwasherBolt
MAINTENANCE
BELT ADJUSTMENT PROCEDURE (All Models except 11')
Adjust the tension in the drive belts, item1, properly so that they deflect 3/4" when a force of approximately 10 lb. is applied as indicated.
Tighten drive belts by loosening nut, items 2 & 5, and turn nut, item 3 against the anchor plate until proper tension is reached. DO NOT OVERTIGHTEN. Tighten jam nut, item 4., and nut item 2. And retighten item 5. FIG. 8.
Replace the belt safety shields using wing nuts.
BELT INSTALLATION (All Model except 11')
NOTE: Always replace belts as matched set of two.
To replace drive belts (1), remove belt shields and loosen nuts (2, and 3). Loosen and remove nut (5). Disassemble tensioning idler noting location of all loose parts.Loosen front pair of gearbox mount retaining bolts. Remove rear gearbox mount retaining bolts. Note location of shim washers if present so they can be reinstalled later. This allows gearbox mount to be raised so belts can be inserted and removed between top of deck and gearbox shaft. Once belts are in place on large drive sheave, reinstall and tighten gearbox retaining hardware. Locate rear of gearbox mount at same elevation as it was, before being removed. Reassemble tensioning idler with belt between idler and bracket. Route belts as shown in layout and tension per adjustment procedure.
GK6072 08/01 | Maintenance Section |
© 2004 Alamo Group Inc.