Raider Pro 250 (single-seat / double-seat): Service Manual EEC Version: 1.0 Oct.. 2004
11
2.2.5 Nuts and Bolts in Chassis
Inspect the nuts and bolts in the chassis during the first week and every month thereafter.
The nuts and bolts become loose normally after use, please check for the looseness regularly.
2.2.5 Tightening Torque Table
2.2.6 Fuel Switch (Petcock)
Fuel Switch Service
a. Periodically clean the petcock outside with the grease remover and water;
b. Check for any leak or seeping fuel;
c. Replace the petcock if there is any leakage.
Fuel Valve Lever
On this vehicle, there is a manually-operated fuel valve lever with three positions:
a. “
ON
” position: It’s the normal operating position where the fuel flows into
the carburetor;
b. “
RES
” position: If the fuel lever is in the “ON” position and it is too low
for the engine to operate, turn the fuel lever to the “RES” position to use
the reserved fuel supply, and refuel as soon as possible;
c. "
OFF
" position: It’s the closing position. When the vehicle is not in use, always make sure that the petcock is in
the "OFF" position
2.2.7 Final Gear Oil
Inspect the final gear oil monthly and replace it quarterly.
a. Check the oil level: remove the oil level screw on the left rear engine case;
b. Drain out the oil: remove the drain plug at the rear bottom of the engine case;
Recommendation: before draining the final gear oil, please warm the engine
for at least 10 minutes.
Conventionally Marked Bolt
8.8 Marked Bolt
Bolt Diameter
(mm)
N•m Kg•m lb-ft N•m Kg•m lb-ft
4 1-2
0.1-0.2
0.7-1.5
1.5-3 0.15-0.3
1.0-2.0
5 1-4
0.2-0.4
1.5-3.0
3-6 0.3-0.6
2.0-4.5
6 4-7
0.4-0.7
3.0-5.0
8-12 0.8-1.2
6.0-8.5
8 10-16
1.0-1.6
7.0-11.5 18-28 1.8-2.8 13.0-20.0
10 22-35
2.2-3.5
16.0-25.5
40-60 4.0-6.0 29.0-43.5
12 35-55
3.5-5.5
25.5-40.0
70-100 7.0-10.0 50.5-72.5
14 50-80
5.0-8.0
36.5-58.0
110-160 11.0-16.0 79.5-115.5
16 80-130
8.0-13.0
58.0-94.0
170-250 17.0-25.0 123.0-181.0
18 130-190
13.0-19.0
94.0-137.5
200-280 20.0-28.0 144.5-202.5
