2005 Ski-Doo Tundra, Skandic, Expedition Shop Manual, Page 416Get this manual
Section 07 TRANSMISSION Subsection 06 (CHAINCASE)
26, Conical Spring Washer
Install washer with its concave side towards sprocket
CAUTION: Free-play must not exceed mm (1364 in), readjust if necessary
WARNING
If the specified free-play is not reached with the tensioner screw fully tightened, replace chain and check the condition of sprockets
21, Chaincase Oil
A03D14A
4, Upper Sprocket Castellated Nut
Torque to 60 Nm (44 lbfft)Install new cotter pin in the position shownCAUTION: When removing cotter pin always replace with new oneCAUTION: Cotter pin will rub on chaincase cover if installed otherwisePour 250 mL (8.5 floz) of XP-S synthetic chaincase oil (PN 413 803 300) into chaincaseCheck oil level with the dipstick then add if requiredRemove metal particles from magnet
A02D08A
1New 2Fold cotter pin over castellated nut flats only