Raider Max 175 (single-seat, double-seat): Service Manual EEC Version:2.0 April 2005
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3.7.3 Points for Attention
z The water pump repair and other operations of the cooling system can be carried out on the
vehicle;
z Carry out the operations when the engine has cooled down;
z Don’t open the water tank cover when the water temperature is above 100℃;
z Don’t spread the water tank fluid onto the tank surface paint; if the fluid spreads out, clean up
the fluid with water;
z After the inspections and repairs, use a water tank pressure tester to check all the joints and oil
seals for leakage.
3.7.4 Cooling System Pressure Test
a) Check the water tank cover;
b) Apply some water on the surface of the water tank cover oil seal,
and install the water tank cover on the water tank tester;
c) Apply the standard pressure on the water tank cover with the
tester for about 6 seconds to check its stability.
Note: Pressure for the opening and closing of the cover cock:
0.9+/- 0.15kg/cm2.
d) Check the water pipe joints for leakage.
Note: The test pressure shouldn’t exceed 1.05kg/cm2;
otherwise the joints of the water tank may be damaged.
3.7.5 Water Tank
a) Check the water tank fluid level;
b) Use the specified water tank fluid (standard concentration: 30%);
Note: the engine temperature doesn’t affect the fluid level.
c) Add some fluid up to “F” (the upper limit);
d) Replace the fluid when the engine is cold;
Specifications: Water tank capacity: about 1100cc
Subsidiary water tank: about 350cc
e) Check if the welding seam of the radiator is damaged or leaking;
f) Clean the radiator plates if they are clogged or dirty;
Repair if the radiator plates are deformed.
3.7.6 Water Pump
a) Check the water seal of the water pump;
Check the drain hole under the right crankcase cover for leakage;
If there is any leakage, the water seal of the water pump is faulty;
Remove the right crankcase cover and replace with a new water