Arctic Cat 2015 ZR 5000 Service Manual page 156

4. On 5000 and 9000 models, remove the clamp secur-
ing the oil separator line; then remove the line from
the oil tank elbow fitting.
 NOTE: On 7000 models, the oil separator line is ver-
tical but still needs to be removed from the oil tank
fitting.
5. Remove the extension, detent block, and spring.
6. To drain the chain lube, place a drain pan under the
chain case; then loosen the eleven screws securing
the chain case cover/oil tank assembly to the chain
case housing starting at the bottom.
 NOTE: Do not remove all eleven screws completely
until the chain lube has been completely removed.
This will help keep debris/oil out of the screw holes.
7. Swing the chain case out of the way. Account for a
thrust washer on the reverse shaft.
8. Remove the reverse gear, reverse fork, reverse shift
rack, and the reverse shift shafts as an assembly.
154
9. Remove the snap ring from the driveshaft; then
remove the reverse chain and sprockets. Account for
a thrust washer behind the upper sprocket.
SNO-963A
10. On 5000 and 9000 models, release tension on the
chain tensioner; then remove the ratchet block. The
tensioner does not need to be removed.
 NOTE: On 7000 models, loosen the tensioning cap
screw enough so the tension is removed from the chain.
0748-259
11. Remove the black snap ring and thrust washer from
the driveshaft; then remove the sprockets and chain.
SNO-964A
YM-094
SNO-966A
YM-053A
YM-095