Makita PM7650HG Instruction Manual page 15

(5) Lifting the choke lever of the air cleaner right side, close the choke lever.
(6) Hold the element cover with a left hand to prevent the engine from moving,
settle down to take the stable position.
(7) Pull out slowly the starter handle till a certain resistance is felt. Return the
starter handle backward once from this position, then pull it out with force.
– Never pull the rope to the full.
– Once the starter handle is pulled, never release your hand immediately.
Hold the starter handle until it returns to its original point.
(8) When the engine starts, open the choke lever.
– Open the choke lever progressively while checking the engine operation. Be
sure to open the choke lever to the full in the end.
– In cold or when the engine is cooled down, never open the choke lever
suddenly. Otherwise, the engine may stop.
(9) Continue warm-up operation for 2 to 3 minutes.
(10) Rotation of the engine speed stabilizes and when from low speed making at
high-speed rotation, if reaches the point where it accelerates smoothly, it is
completion of warming-up.
Note:
• The engine may be damaged if the choke lever is moved further beyond the "CLOSE" position.
• If the engine stops with an explosion sound or if the engine started, but stopped before operation of the choke lever, return this lever to the
"OPEN" position and pull the starter handle several times to start the engine again.
• If the operator keeps pulling the starter handle several times with the choke lever left in the "CLOSE" position, the engine may be difficult to
start because of over-suction of the fuel.
• In case of over-suction of the fuel, remove the spark plug and pull the handle several times rapidly to discharge any excess fuel. Dry the
spark plug electrode.
• When the throttle valve does not return to a position in contact with the idling adjusting screw even if the throttle lever is set to the low
speed, correct the control cable catching state to ensure proper return of the valve.
2) When the engine is warm
(1) Place the engine on a flat ground.
(2) Press the primer pump several times.
(3) Make sure that the choke lever is open.
(4) Hold the element cover with a left hand to prevent the engine from moving, settle down to take the stable position.
(5) Pull out slowly the starter handle till a certain resistance is felt. Return the starter handle backward once from this position, then pull it out
with force.
(6) When the engine is difficult to start, open the throttle valve by about 1/3.
(8)
(9)
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