High Speed Adjustment - Robin EC05-2 Service Manual

8-3 HIGH SPEED ADJUSTMENT (Fig. 8-31
*
Maximum speed for standard engine:
EC05-2
. . . . . . . . . . . . . . .
5,500 r.p.m. EC17
. . . . . . . . . . . . . . . .
5,000 r.p.m.
EC07-2
. . . . . . . . . . . . . . .
5,500 r.p.m.
EC2 5-2
. . . . . . . . . . . . . . .
5,000 r.p.m.
EClO
. . . . . . . . . . . . . . . .
5,000 r.p.m.
8-3-1 WHEN
NO
TACHOMETER IS AVAILABLE
Unless required in the process
of
disassembling, do not remove control lever stopper plate and/or other related
parts
from
crankcase. If it is necessary t o remove them, in models EClO and EC17 record the dimension "L" prior t o removeing. (This
case, control lever must be turned clockwise a l l the way.) In models EC05-2, EC07-2 and EC25-2, never
turn high
speed s t o p
per bolt on control lever (Fig. 8-3-1).
When reassembling, re-establish the recorded dimension "L" in models EClO and ECl7.
8-3-2 WHEN A TACHOMETER IS AVAILABLE
1) Install stopper plate, control lever and other related parts.
2) By turning control lever with governer spring on it, increase gradually the engine speed up t o specified engine speed.
3)
Then follow the below:
In case of models EC05-2,07-2 and 25-2, locate high speed stopper bolt on the control lever and lock it so that it will
work as stopper of control lever against the stopper plate.
In case of models EClO and EC17, locate stopper plate and fasten it t o crankcase so that wing bolt on stopper plate
will work as stopper of control lever.
Make sure that the governor spring is put back in the same hole
on
the governor lever as before. There are 5 holes (EC10) or
2 holes (EC05-2),4 holes (EC17) or 3 holes (EC25-2) on the governor lever.
Normally, hook governor spring in the second hole from the top (ECl
0,
17) or in the lower hole (EC05-2,07-2 and 25-2).
ADJUSTING SCREW (THROTTLE WIRE)
GOVERNOR LEVER
CONTROL LEVER
GOVERNOR SPRING HIGH SPEED STOPPER BOLT
Fig. 8-3- 1 Model EC05-2, 07-2
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36
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