Yamaha EF1000iS, Service Manual

Page: 28 / 109

2-15
SPARK PLUG/ENGINE SWITCH/
ECONOMY SWITCH/PILOT LIGHT
a
b
b
1
a
1
a
1
5. Tighten:
• Spark plug
NOTE:
To prevent thread damage, finger tighten
a
the spark plug before tightening it to the spec-
ified torque
b
.
ENGINE SWITCH
1. Check:
9
Engine switch
1
Checking steps:
9
Set the engine switch
1
to “ON”
a
.
9
Start the engine.
9
Check that the engine stops when the
switch is set to “STOP”
b
.
ECONOMY SWITCH
1. Check:
9
Economy switch
1
Checking steps:
9
Set the economy switch
1
to “ON”
a
.
9
Start the engine.
9
Turn the switch of the electric device con-
nected to the AC outlet “ON” and “OFF” to
check whether the engine speed increas-
es and decreases.
PILOT LIGHT
1. Check:
9
Pilot light
1
Checking steps:
9
Start the engine.
9
Make sure that the pilot light
1
turns on.
INSP
ADJ
Spark plug:
13 Nm (1.3 m · kg, 9.4 ft · lb)
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