Agri-Fab 690 Lawn Mower User Manual


 
20
Deck Belts (46" Deck)
Place the lift lever all the way forward.
Disconnect the spring which is attached to a
bracket on the transaxle inside the right rear wheel.
Use a spring puller or other suitable tool.
NOTE: When reassembling, make certain belt keeper
pins are assembled in the same locations from which
they were removed. See Figure 22.
Place the lift lever in the BLADES STOP position.
Remove the belt keeper pins from the lower frame.
Refer to Figure 22.
Unhook the deck belt from the engine pulley.
Place the lift lever in the engaged (all the way
forward) position.
Figure 24
Disconnect the stabilizer plate from the stabilizer
shaft assembly by removing the hairpin clips and
the flat washers and sliding out the rod. Refer to
Figure 17.
Disconnect the six deck links by removing the
hairpin clips and flat washers.
Place the lift lever in the BLADES STOP position.
Slide the deck from beneath the lawn tractor.
Remove the top deck drive belt by lifting up on the
stabilizer plate, and slipping belt off the pulley.
Remove the belt cover at the two outside deck
pulleys, by removing the self-tapping screws.
See Figure 24.
Release the tension on the spring loaded idler by
pushing the idler toward the rear of the deck.
Remove the belt from around the idler pulleys, and
remove from the three deck pulleys. See Figure 24.
Reassemble new belts, following instructions in
reverse order.
Drive Belt
Depress the clutch pedal and set the parking brake.
Remove the deck from the lawn tractor.
Raise and block the front wheels of the lawn tractor
so you can work under it.
Remove the transmission panel by removing the
parking brake knob and truss machine screws.
Raise the seat. Disconnect the battery cables.
Remove the battery from the unit.
Disconnect the idler pulley spring which is attached
to a bracket on the frame, inside the left rear wheel.
Use a spring puller or other suitable tool.
See Figure 25.
Figure 25
Remove the three self-tapping screws from the
cooling fan. Remove the fan.
Remove the center bolt, lock washer and flat
washer, and let the engine pulley drop down so the
belt is past the belt guards. See Figure 25.
Roll the belt off of top sheave of engine pulley, onto
the pulley hub.
Remove the belt from the transmission pulley and
engine pulley, and remove from the unit.
Reassemble using a new belt, following
instructions in reverse order.
Hydrostatic Transmission Cooling
The hydrostatic transmission is cooled by the oil, fan
and fins. If the hydrostatic transmission runs hot, check
to see if the fan is in operating condition, the oil level is
correct and the fins are clean.
Belt Cover
Belt Cover
Self-Tapping Screws
Deck
Pulley
Deck
Pulley
Idler
Pulley
Self-Tapping
Screws
Engine
Pulley
Drive
Belt
Idler
Pulley
Idler
Pulley Spring
Bracket
Transmission
Pulley
Center Bolt, Lock
Washer, & Flat Washer