Tune-Up Specifications; Quick Reference Information; Wiring Diagrams - Honda GX120 Manuel De L'utilisateur

Tune-up Specifications GX120/160/200
ITEM SPECIFICATION
Spark plug gap 0.7–0.8 mm
(0.028–0.031 in)
Idle speed
+200
1,400
-150
Valve GX200 IN: 0.15 ± 0.02 mm
clearance EX: 0.20 ± 0.02 mm
(cold)
GX120 IN: 0.08 ± 0.02 mm
GX160 EX: 0.10 ± 0.02 mm
Other
specifications

Quick Reference Information

Fuel Unleaded gasoline (Refer to page 8)
U.S.
Except
U.S.
Engine oil SAE 10W-30, API SJ or later, for general use.
Refer to page 8.
Reduction Same oil as engine oil, see above (applicable
case oil types).
Spark plug BPR6ES (NGK)
W20EPR-U (DENSO)
Maintenance Before each use:
• Check engine oil level. Refer to page 8.
• Check reduction case oil (applicable types).
Refer to page 8–10.
• Check air filter. Refer to page 10.
First 20 hours:
• Change engine oil. Refer to page 9.
• Change reduction case oil (applicable types).
Refer to page 10.
Subsequent:
Refer to the maintenance schedule on page 7.
MAINTENANCE
Refer to page: 12
Refer to page: 13
rpm
See your
authorized
Honda dealer
No other adjustments needed.
Pump octane rating 86 or higher
Research octane rating 91 or higher
Pump octane rating 86 or higher

Wiring Diagrams

With Oil Alert and Electric Starter
(12)
(13)
(11)
(14)
With Oil Alert and Without Electric Starter
(6)
(8)
(1) CONTROL BOX
(2) RECTIFIER
(3) FUSE
(4) CIRCUIT BREAKER
(5) ENGINE SWITCH
(6) OIL ALERT UNIT
(7) Type with Oil Alert unit
Bl Black
Y Yellow
Bu Blue
G Green
R Red
W White
ENGLISH
(2)
(3)
(8)
(6)
(10) (9)
(7)
IG
OFF o
ON
START
(10)
(5)
OFF
ON
(8) OIL LEVEL SWITCH
(9) CHARGING COIL
(10) IGNITION COIL
(11) SPARK PLUG
(12) STARTER MOTOR
(13) STARTER SOLENOID
(14) BATTERY (12 V)
Br Brown
O Orange
Lb Light blue
Lg Light green
P Pink
Gr Gray
(1)
(4)
(5)
E BAT ST
o
o o
(11)
IG E
o o
19