Hisun HS 400 Owner's Manual page 47

coolant is hot. When cool, slowly rotate
cap to the first stop and allow sufficient
time for excess pressure to escape before
removing the cap completely.
1. Stop the engine and let cool down.
2. To drain the coolant, open the radiator drain
plug and remove radiator cap. The radiator
cap must be removed to completely drain the
coolant.
3. After all coolant is drained, close the drain
plug.
4. Fill with clean water and cooling system
cleaner.
5. Follow directions of the cleaner instruction.
6. After flushing, fill with clean water and
anti-freeze until the coolant level is just below
the radiator cap.
Install the radiator cap securely.
Fill with fresh water up to the "FULL" mark on
7.
the recovery tank.
8. Start and operate the engine for few minutes.
9. Stop the engine and let cool.
10. Check coolant level of recovery tank and
coolant if necessary.
Coolant capacity
② " FULL"
① Recovery tank
③ " LOW"
PERIODIC SERVICE 11-1
4.0L (4.2U.S.qts.)
IMPORTANT:

Do not start engine without coolant.

Use clean, fresh water and anti-freeze to fill
the radiator and recovery tank.

When the anti-freeze is mixed with water, the
antifreeze mixing ratio must be less than 50%.

Securely tighten radiator cap. If the cap is
loose or improperly fitted, water may leak out
and the engine could overheat.
■ Anti-Freeze
CAUTION
To avoid personal injury:

When using antifreeze,
protection such as rubber gloves. (Antifreeze
contains poison.)

If you should drink antifreeze, throw up at
once and take medical attention.

When antifreeze comes in contact with the
skin or clothing, wash it off immediately.。

Do not mix different types of Antifreeze.
The mixture can produce chemical reaction
causing harmful substances.

Antifreeze is extremely
explosive under certain conditions. Keep fire
and children away from antifreeze.

When draining fluids from the engine, place
some container underneath the engine body.

Do not pour waste onto the grounds, down a
drain, or into any water source.

Also, observe the relevant environmental
protection regulations when disposing of
antifreeze.
If it freezes, coolant can damage the cylinders and
radiator. If the ambient temperature falls below
°
0℃(32 F) or before a long-term storage, let out
cooling water completely, or mix fresh water with
long-life coolant and fill the radiator and recovery
put on some
flammable and