Arctic Cat ZR 120, Руководство по обслуживанию

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IO115A
5. Remove the four lock nuts securing the drive
sprocket bearings to the tunnel; then remove the four
carriage bolts from the tunnel.
A021
6. Position the bearing flanges so they are directed
towards the rear; then spread the tunnel slightly and
slide the driveshaft assembly out of the tunnel.
A022
7. Remove the track from the tunnel.
INSPECTING
1. Inspect the driveshaft for damage and for stripped
threads.
2. Inspect the bearings for roughness or damage.
3. Inspect the track for cuts, gouges, or wear.
4. Inspect the keyways in the driveshaft and in the chain
sprocket for wear or damage.
5. Inspect the chain and chain sprocket for damage or
wear.
6. Inspect the track drive sprockets for wear or damage.
INSTALLING
742-425A
1. Tip the snowmobile on its side; then place the track
into position in the tunnel.
A022
2. Slide the driveshaft assembly into position in the tun-
nel; then secure the drive sprocket bearings with car-
riage bolts and lock nuts. Tighten lock nuts to 15 ft-
lb.
A021
3. Place the upper idler wheel assembly into position in
the tunnel; then secure with cap screws. Tighten
securely.
4. Install the skid frame (see Rear Suspension section).
5. Place the snowmobile in the upright position.
6. Place the key on the driveshaft; then slide the chain
sprocket w/chain onto the driveshaft. Secure with a
cap screw (coated with red Loctite #271) and washer.
Tighten to 20 ft-lb.
CAUTION
A piece of cardboard should be used to protect the fin-
ish on the hood.
KEY
1. Spacer
2. Carriage Bolt
3. Bearing
4. Track Drive Assy
5. Drive Sprockets
6. Driveshaft
7. Key
8. Chain Sprocket
9. Lock Nut
10. Cap Screw
11. Washer
12. Chain