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21
P
OWER
B
LOWER
O
PERATOR
'
S
M
ANUAL
Initial Adjustment
1.
With engine off, turn HI speed screw (C) counterclockwise to stop.
2.
Turn LO speed screw (B) midway between stops.
3.
Turn idle screw (A) until tip of screw just touches throttle plate;
then turn three (3) turns clockwise.
Final Adjustment
1.
Start engine, run at idle for one minute.
2.
Complete warm up by running at full throttle for 5 minutes, operat-
ing choke twice to clear air from carburetor chambers.
3.
Run at idle and accelerate to check for smooth transition from idle
to high speed; if engine hesitates, turn LO speed screw (B)
counterclockwise 1/8th of a turn at a time until acceleration is
smooth.
4.
Adjust idle screw (A) to 3000 R.P.M., using tachometer.
5.
Check HI speed RPM at W.O.T. (Wide Open Throttle). HI speed
RPM should be set to the specifications found on Page 11 "Speci-
fications" of this manual.
6.
Check idle speed and reset if necessary. If a tachometer is avail-
able, idle speed should be set to the specifications found on page
11 "Specifications" of this manual.
A
B
C
Содержание Type 1E PB-2100
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