Primary Drive Gear; Oil Pump - HYOSUNG 2010 ST7 Service Manual

Remove the clutch sleeve hub ① and primary driv-
en gear assembly ② .

PRIMARY DRIVE GEAR

With the crankshaft held immovable using special
tool, remove the primary drive gear nut ③
Remove the water pump drive gear ④ and primary
drive gear ⑤.
Conrod holder : 09910-20115
CAUTION
This nut has left-hand thread. If turning it
counter-clockwise (
age.
Pay attention at the primary drive gear nut
with a washer, and water pump drive gear
with a washer.
Remove the cam chain ⑥.
Remove the cam chain tensioner ⑦.

OIL PUMP

Remove the circlip ⑧ and oil pump driven gear ⑨.
), it may cause dam-
②
⑦
⑧
ENGINE 3-20
①
④
③
⑤
⑥
⑨