A • A A • A A A A R A A A A A A A A A A A A A A A A A A A S A A A A A A S A; G S A; Troubleshooting; If Engine Is Hard To Start - Suzuki RV50 Service Manual

When trouble occurs with a motorcycle, it is important to find the source of the trouble as rapidly as
possible. lt is also necessary to perform only the work required to repair the machine without bothering
with parts which are functioning correctly. The list of possible troubles and their causes given below should
help the service man to repair motorcycles quickly without loss of effort.

If Engine Is Hard to Start

Check fuel level. When a sufficient fuel is in the tank, check the following points.
Order and Description
1. Check to see that there
is a spark at the spark
plug.
(Turn engine with kick
starter).
2. Check to see that fuel
flows into carburetor.

6. TROUBLESHOOTING

Check Points
*
If there is a good spark in the spark
plug, check the following points.
1. Ignition timing
2. Incorrect heat range of plug
3. Carburetion
4. Engine compression loss
*
If the spark is weak
1. Damage in spark plug
2. Incorrect spark plug gap
3. Damage in spark plug cap
4 . Dirty contact points
5.
Bad insulation in condenser
6. Damage in ignition coil or
primary coil
*
If there is no spark
1. Damage in spark plug
2. Dirty ,or wet spark plug
3. Incorrect spark plug gap
4. Dirty or incorrect contact point gap
5. Bad insulation in condenser
6. Damage in ignition coil or primary coil
7.
Damage in ignition switch
8.
Damage in wiring harness
*
If fuel does not reach the carburetor
1. Fuel strainer clogged
2. Fuel pipe clogged or damaged
3. Tank cap air vent clogged
4. Fuel cock clogged
Remedy
Adjust
Replace
Adjust
Repair as necessary
Replace
Adjust
Replace
Clean and adjust
, Replace
Replace
I
Replace
Clean or replace
Adjust
Clean and adjust
Replace
Replace
Replace
Repair or replace
Remove and clean
Clean or replace
Clean with wire
Clean
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