21
To install a wheel on the vehicle:
1) Use a jack to lift the vehicle. Put the wheel onto the wheel hub and add lug nuts.
2) Finger tighten the lug nuts, then tighten lug nuts to 50-85ft.lbs.(70-115Nm) in 20ft.lbs.(30Nm)
increments following the
‘cross sequence’ pattern
3) Remove the jack.
If the tire is flat, remove the wheel and inflate the tire to the maximum recommended pressure for the tire.
Immerse the tire in water to locate the leak and mark with chalk. Place tire plug according to the
manufacturer
’s specifications.
Brake Adjustment
①
s
tep down on the brake pedal with a force of 66 lbs or so, keeping the vehicle at a speed of 2/3 its max
speed
②
The clearance for the brake plate is self-adjusting. Under a force of around 44 lbs, the parking
brake
handle should be fixed in one gear from 5 to 10 ratchets. When the parking brake handle is released
completely, the brake function will stop.
③
Inspect and/or change the brake shoes. Add lubrication into the brake bearing periodically if needed.
Before you operate the vehicle, please press down on the brake pedal several times to make sure the
brakes are functioning properly.
7. Lubrication
①
Use 901 car brake oil DOT3 as brake oil;
②
Use 1L of 90GL hypoid gear oil for the rear axle;
③
Lubrication points (use butter): a. steering gears; b. middle shaft; c. horizontal bars; d. steering ball
joints; e. bearings;
Summary of Contents for Bubble Car
Page 4: ...4 Fig 2 Fig 3...