Engine; Engine Note - Hisun HS700UTV-4 Maintenance Handbook

ENGINE NOTE

1．Make sure the components, oil, adhesive, sealant are from the company or recommended.
2．Original removal oil seal，gasket, O-ring, piston ring can not be re-assemblied again, make sure all
these parts are new.
3．Pay attention to keep dismantled parts orderly, make sure their original positions for reassembling.
4．Prevent dismantled parts damaged, clean before measure and assembly, remove the oil with
compressed air. Paint the rotating and sliding parts with specified oil, paint or inject designated
location with recommended grease.
5．Bolts and nuts tightening order: pre-fixed bolts, and then tighten them from the large diameter to
small diameter, from inside to outside by diagonal points 2 or 3 times to the specified torque.
Opposite order is for removing bolts and nuts.
6．Make sure sealing bolt (with the sealant) must be replaced
7．Make sure to use new bearing when remove assembly set up by pressure.
8．Determined axial and radial clearance of inner and outer bearing ring by touch, new bear should be
replaced if the clearance is too large or non-rotating flexible.
9． Bearing assembly directions: bearing logo should be visible assemblies; confirm bearing outer ring
rotate and move reliably and flexibly when assemble bearing by pressure.
10．Oil seal assembly: pay attention to seal side is in the side of oil, logo side outwards, seal side be
painted with grease, and make sure seal side without scratch and oil seal be vertical.
11．Before assembly, sealing material attached to all engine covers and crank case combination
surface should be cleaned.
12．Before assembly engine, be familiar with engine lubrication circuit, clean and blow oil circuit.

ENGINE

ENGINE
- 131 -