SELF-HELP PROBLEM SOLVING and ... - Service Link

Engine Model:
RV150 and SV150
RV40, V35
5 Very High Revs from the Engine
QUICK TROUBLESHOOTING GUIDE:
Problem: Likely Cause: Solution:
Engine revs
are very high,
• Throttle cable is impeding the
regulator mechanism
the stone
guard flap is
blown up the
• Debris caught in the throttle
springs
in the air off
the grassbox, • Damaged throttle regulator
or the mower linkage, or other unspecified
is ‘running throttle problems
away’ (on
self-propelled
models)
A: Re-aligning the throttle cable:
• Check and re-align throttle
cable (see A)
• Remove debris (see B)
• Refer to an authorised
parts/service dealer
1. From the back of the mower come around
to the side on the right. The black plastic
cover (1) you can see on the side of the
engine is the air filter.
2. To the LEFT of the air filter there is a
vertical metal lever running up the side of
the engine (it can be felt if you put your
hand against the engine block and slide it
towards the back of the mower along the
side of the engine).
3. From BELOW the air filter there is a black
plastic covered cable (the throttle cable)
which runs back along the side of the
engine, across the back of the mower and
then up the handle to the throttle lever.
The pencil in the picture above
is pointing to the vertical metal
lever (27) which is part of the
regulator mechanism
4. CHECK TO SEE IF THIS CABLE
RUBBING AGAINST THAT VERTICAL
Page 14 of 36 Mountfield150cc Selfhelp Guide 2011, Issue 1.0