wpm_tx003787gb.fm
27
MP70
Maintenance
5.6
Adjusting the Engine Speed
Procedure
Perform the procedure below to adjust the engine speed.
1. Place machine on a rubber test mat to prevent it from moving.
2. Start engine and allow it to warm up for a minute.
3. Turn throttle stop screw
(a)
in to increase speed, out to decrease speed. Make
sure throttle lever is touching stop screw before measuring rpm.
NOTICE
:
Running plate at a speed higher than that listed in
Technical Data
can
damage both the plate and the engine.
Remember
Adjust to a full load speed of 3600 ± 100 rpm
5.7
Adjusting the Carburetor
Procedure
Perform the procedure below to adjust the carburetor.
1. Start the engine and allow it to warm up to operating temperature.
2. Set the pilot screw
(a)
two turns out. See
Note
.
3. With the engine idling, turn the pilot screw
(a)
in or out to the setting that
produces the highest rpm.
4. After the pilot screw is adjusted, turn the throttle stop screw
(b)
to obtain the
standard idle speed. See
Technical Data
.
Note:
O
n some engines the pilot screw is fitted with a limiter cap
(c)
to prevent
excessive enrichment of the air-fuel mixture in order to comply with emission
regulations. The mixture is set at the factory and no adjustment should be
necessary. Do not attempt to remove the limiter cap. The limiter cap cannot be
removed without breaking the pilot screw.
wpm_gr012092
b
a
c
Summary of Contents for MP70
Page 1: ...5300407286 01 0614 5 3 0 0 4 0 7 2 8 6 Operator s Manual Vibroplate MP70 EN...
Page 14: ...wpm_si000881gb fm 14 MP70 Labels 2 Labels 2 1 Label Locations wpm_gr012087 B L I H I J M...
Page 32: ...wpm_td000612gb fm 32 MP70 Dimensions 8 Dimensions wpm_gr008416 460 18 610 24 1120 44...
Page 33: ......
