Craftsman 247.88833 Snow Blower User Manual


 
19
SERVICE AND MAINTENANCE
Move the remote chute lever on the control panel forward to pivot the
upper chute down; move the lever rearward to pivot the upper chute
up.
Wheel drive control
Refer to the Adjustment section of the Assembly instructions to adjust
the wheel drive control. To further check the adjustment, proceed as
follows:
With the snow thrower tipped forward (be certain to run the 1.
fuel tank dry before tipping the unit forward), remove the frame
cover underneath the snow thrower by removing the self-tapping
screws.
Locate the opening between the axle support bracket and 2.
the front frame support (See Figure 21). Looking through this
opening, with the wheel drive control released, there must be
clearance between the friction wheel and the drive plate in all
positions of the shift lever.
With the wheel drive control engaged, the friction wheel must 3.
contact the drive plate. See Figure 21.
If there is no friction wheel clearance, or the friction wheel does 4.
not solidly contact the drive plate, re-adjust the lock nut on the
lower end of the drive cable following the instructions in the
Assembly section.
Reassemble the frame cover.5.
Chute Bracket
If the spiral at the bottom of the chute directional control is not fully
engaging with the chute assembly, the chute bracket can be adjusted.
To do so:
Loosen the two nuts which secure the chute bracket and reposi-1.
tion it slightly. See Figure 22.
Retighten the nuts.2.
Auger Control
Refer to the Assembly section for instructions on adjusting the auger
control cable.
Skid Shoes
Refer to the Assembly section for instructions on adjusting the skid
shoes.
BELT REPLACEMENT
Belt Removal Preparation
Disconnect the chute crank assembly at the discharge chute end 1.
by removing the hairpin clip and the flat washer. Refer to Figure
23.
Remove the plastic belt cover, located near the engine, by remov-2.
ing the three self-tapping screws that secure it. See Figure 24.
Loosen the bolt shown in Figure 25 securing the belt keeper 3.
bracket and remove the other bolt. Push the belt keeper and
bracket up off the engine pulley.
Auger Belt Replacement
Remove the hairpin clip and flat washer from the ferrule in order to 1.
disconnect the auger idler rod from the brake bracket assembly.
Figure 21
Figure 22
Figure 23
Axle Supp.
Brkt.
Opening
Drive
Plate
Friction
Wheel