Frontier BL2130, Руководство оператора

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MAINTENANCE
OM 0401-A
24
Figure 12a
Figure 12b
Belt Replacement
(figures 12a-12b)
1. Figure 12a: Remove the belt guard (item 1) and
the six 3/8"NC x 3/4" carriage bolts (item 2) and
six 3/8"NC serrated flange nuts (item 3).
2. Figure 12a: Remove the 1/2"NC x 2 1/2" bolt
hex (item 4) and the 1/2" lockwasher (item 5),
the 1/2" flat washer (item 6), the spacer (item 7)
and the 1/2" nylon insert locknut (item 8).
3. Figure 12a: Remove the 3/8" x 5" eyebolt
(item 9), the flat washer (item 10) and the nylon
insert locknut (item 11).
4. Figure 12a: Perform the 2 and 3 steps for the
second eyebolt.
5. Figure 12a: Remove the eight 1/2"NC nylon
insert locknuts (item 12), the eight 1/2"
lockwashers (item 13), the eight 1/2" (9/16" int.)
flat washers (item 14) and the eight 1/2"NC x 1
3/4" carriage bolts (item 15).
6. Figure 12b: With a hoist, raise the drive pulley
assembly (item 2) with a two hook chain (item 1)
to well balance the weight. (This assembly
weights approximately 75 pounds).
7. Put the drive pulley assembly to the ground.
8. Remove the belt by the new one and install it
on the small upper pulley.
9. Raise the drive pulley assembly with the hoist
and reinstall the eight 1/2"NC x 1 3/4"
carriage bolts with the flat washers,
lockwashers and nylon insert locknuts. Do
not tighten.
10. Reinstall the two 3/8" x 5" eyebolts with the
1/2"NC x 2 1/2" hex bolts, the 1/2"
lockwashers, the 1/2" flat washers, the
spacers and the 1/2" nylon insert locknuts.
11. Go to «BELT TENSION ADJUSTMENT »
section.