OWNER’S MANUAL
2015
MASTERFOX 125cc
10
Spark Plug
I
Throttle Cable
A/I/L
Wheel Spokes, Tightness
I
Wheel Bearings
L
Fasteners
I
Suspension Fluids
R
A
– Adjust
I
– Inspect and, if necessary, clean, correct, fill or replace
L
– Lubricate
R
– Change or replace
T
– Tighten to proper torque
X
-- Perform
*Inspect and service your Masterfox more frequently if ridden hard or in dusty, hot, or other extreme
conditions. Regardless of hours of riding, always perform all service operations prior to storage or annually.
**Unless the owner is an experienced and skilled mechanic and has a good selection of the proper tools
and equipment he or she should never attempt to perform these service operations. In all other
instances, service operations should only be by a qualified technician.
8.
Troubleshooting
:
Engine Does Not Start
1.
Fuel tank is empty.
2.
Fuel petcock is turned off.
3.
Fuel petcock is clogged.
4.
Fouled spark plug
5.
Spark plug cable connectors loose or in bad condition and are shorting.
6.
Engine flooded with fuel from over-enrichening (excessive use of the choke).
7.
Throttle held too open when using the choke.
Engine Starts Hard
1.
Spark plug is in bad condition, has improper gap or is partially fouled.
2.
Spark plug cable is in bad condition.
3.
Carburetor is not adjusted correctly.
4.
Fuel tank vent is plugged or the fuel line to the carburetor is closed off, restricting fuel flow.
5.
Carburetor flooded by excessive “pumping” of hand throttle.
6.
Water or dirt in the fuel system and/or carburetor
Engine Starts But Runs Irregularly or Misses
1.
Spark plug is in bad condition or partially fouled.
2.
Spark plug cable is in bad condition.
3.
Spark plug gap is too close or too wide.
