Hisun HS500 Owner's Manual page 135

8-32 Periodic Maintenance and Adjustment
1. Tailpipe 2. Spark arrester
4. Insert the tailpipe into the muffler and
align the bolt holes.
5. Install the tailpipe by installing the bolts,
and then tighten the bolts to the specified
torque.
Tightening torque:
Tailpipe bolt:
6.9 ft·lbf (9.5 Nm, 0.95 m·kgf)
WARNING
POTENTIAL HAZARD
Improper cleaning of the spark arrester.
Hot exhaust system
WHAT CAN HAPPEN
Could injure the eyes.
Could cause burns.
Could cause carbon monoxide
poisoning, possibly leading to death.
Could start a fire.
HOW TO AVOID THE HAZARD
When cleaning the spark arrester:
Always let the exhaust system cool prior
to touching exhaust components.
Do not start the engine when cleaning the
exhaust system.