Powerplus POW63753 LAWNMOWER 118CC 400MM EN User Manual
Page 12
EN
Copyright © 2010 VARO
P a g e
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4.
Measure the electrode gap with a suitable gauge. The correct gap is 0.028 - 0.031 in
(0.70 0.80 mm). If adjustment is needed, correct the gap by carefully bending the side
electrode.
A. spark plug cap
B spark plug wrench
C : Sealing washer
D : Electrode distance:
0.028~0.031 inch
(0.70~0.80 mm
5.
Install the spark plug carefully, by hand, to avoid cross-threading.
6.
After the spark plug is seated, tighten with the proper size spark plug wrench to compress
the washer.
7.
When installing a new spark plug, tighten 1/2 turn after the spark plug seats to compress
the washer.
8.
When reinstalling the original spark plug, tighten 1/8 1/4 turn after the spark plug seats to
compress the washer.
NOTICE
A loose spark plug can become very hot and can damage the engine. Over
tightening the spark plug can damage the threads in the cylinder head.
9.
Attach the spark plug cap to the spark plug.
9.9
Flywheel brake inspection (a types only)
1.
Check to see if the inspection screw is contacting the brake bracket.
2.
If the inspection screw is contacting the brake bracket, take the engine to an authorized
engine servicing dealer for flywheel brake pad inspection.
3.
Release the starter control handle (located on equipment) and verify that there is a strong
resistance when pulling on the recoil starter. Also verify that the governor arm is moved to
the idle (slow), position and there is free play in the cable. The cable should 10 15 mm
from the centreline as shown when the cable is new.
4.
Move the starter control handle(located on equipment) to release the flywheel brake, and
verify that there is clearance between the governor arm and the throttle return rod when
the throttle return rod when the throttle is in the fast (or high) position. Also verify that
there is at least 2 mm clearance between the stopper and the brake cable bracket.