TROUBLESHOOTING
s-2
S-2 Engine does not start
0 Engine does not turn
General causes why engine does not turn
l internal parts of engine seized
* If internal parts of the engine are seized, carry out troubleshooting for “Engine stops during
operations”.
l Failure in power train
l Defective electrical system
I
Causes
I
Confirm recant repair history
E
.g
Degree of use Operated for long period
2 Condition of horn when startina 1 Horn does not sound
z 1 switch is turned ON _ Horn sound level is low
When starting switch is
turned to START. pinion
moves out, but
Rotating speed is slow
Makes rattling noise and
does not turn
E
C
When starting switch is turned to START, pinion does not move out
%
r”
When starting switch is turned to ON, there is no clicking sound
u
Battery terminal is loose
When battery is checked, battery electrolyte is found to be low
Specific gravity of electrolyte, voltage of battery is low
For the following conditions 1) -. 5). turn the starting switch OFF,
connect the cord, and carry out troubleshooting at ON
1) When terminal B and terminal C of starting switch are connected,
engine starts
-21 When ternimal E and terminal C of starting motor are connected,
z!
engine starts
‘G
8
3) When terminal B and ierminal C of safety relay are connected,
5
2
engine starts
z
4) When terminal of safety switch and terminal B of starting motor
g
are connected, engine starts
5) There is no 24V voltage between terminal b and terminal E of
I
battery relay
When ring gear is inspected directly, tooth surface is found to be
I
chipped
Remed)
20-145
a
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