Hisun HS500 Owner's Manual page 119

8-16 Periodic Maintenance and Adjustment
1. Oil filler cartridge 2. Torque wrench
7. Install the engine oil drain bolt, and then
tighten it to the specified torque.
Tightening torque:
Engine oil drain bolt:
22 ft·lbf (30Nm, 3.0m·kgf)
8. Add the specified amount of
recommended engine oil, and then install
engine oil filler cap and tighten.
Recommended engine oil:
See page 10-2.
Oil quantity:
Without oil filter cartridge replacement
2.01 qt (1.9L)
With oil filter cartridge replacement:
2.22 qt (2.1L)
CAUTION:
In order to prevent clutch slippage (since
the engine oil also lubricates the clutch),
do not mix any chemical additives. Do
not use oils with a diesel specification of
"CD" or oils of a higher quality than
specified. In addition, do not use oils
labeled "ENERGY CONSERVING II" or
higher.
Make sure that no foreign material enters
the crankcase.
9. Start the engine, and then let it idle for