Dolmar PC-7312 HappyStart, Service Manual

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DOLMAR GmbH
S
H
L
9
8
7
8
5
6
3
1
4
2
06-01 Setting the carburetor "L"
For the basic setting, turn in the idling nozzle
“L” carefully as far as it will go. Then back off
“L” nozzle = 11/8.
For fine tuning, the “L” nozzle only needs to
be changed by max. +/- 1/8 of a turn.
06-01 Setting the carburetor "S"
When during idling the engine speed is too
high (moving of cutting disc) or too low (en-
gine stalls), correct the the setting of idling
screw "S" (speed) accordingly.
06-08 Intake hose
Pull the intake hose (7) out of the intake
elbow and check for damage. Replace the
insert (8) in the intake hose again before
assembling the carburetor. 06-05 Removing the carburetor
Remove the carburetor from the intake
elbow.
The seal (5) must not block the bore (6) for
ventilating the control side of the carburetor
(compensation system).
06-04 Removing the carburetor
Remove intake elbow with carburetor.
Remove choke shaft (1), choke rod (2) and
throttle control rod (3). Unscrew the two fixing
screws (4).
06-01 Setting the carburetor
The main nozzle “H” is set at the factory to
11/8 revolutions.
To reset, the carburetor must be removed.
06 Carburetor