What is the speed of BMW Waterbird 100?

Generally, 2000 ~ 4000 rpm is suitable.

The reasons for the high speed are:

1, the throttle opening suddenly increases;

2. The choke leaks oil or is blocked;

3. The air-conditioning clutch slips or is damaged;

4. Air leakage in the air intake system;

5, the engine output power is insufficient.

The high-speed solution is:

1, adjust the throttle opening;

2. Replace the fuel injector, air conditioning clutch, air intake system and engine.