Yamaha VK540EF Service Manual page 80

DRIVE CHAIN
ESS00067
Oil replacement
Oil replacement steps:
S Place the oil pan under the drain hole 1 .
S Remove the oil drain bolt 2 and drain the oil.
CAUTION:
Be sure to remove any oil from the heat pro-
tector.
S Install the oil drain bolt 2 .
Oil drain bolt:
10 Nm (1.0 mSkg, 7.2 ftSlb)
Recommended oil:
Gear oil API GL-3 SAE
#75 or #80
Oil capacity:
0.35 L (0.08 Imp gal, 0.09 US gal)
ESS00068
Chain slack adjustment
1. Adjust:
S Drive chain slack
Adjustment steps:
S Loosen the locknut 1 .
S Shift the shift lever to the "FORWARD" posi-
tion.
S Turn the secondary sheave one turn counter-
clockwise.
S Slide the seal washer 3 from the case surface
4 .
S Turn in the adjusting bolt 2 , until it lightly the
contacts tensioner, then turn in the adjusting
bolt 2 1/2 to 2/3 turn more.
S Tighten the locknut 1 .
2-20
INSP
ADJ