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37ZDJ6010.fm 15 ページ ２０１９年１１月１８日 月曜日 午後３時５７分
Specifications
GXR120UT S-Type (basic type)
Length × Width × Height
Dry mass [weight]
Engine type
Displacement
[Bore × Stroke]
Net power
2.3 kW (3.1 bhp, 3.1 PS) at 3,600 min
(in accordance with SAE J1349*)
Max. Net torque
(in accordance with SAE J1349*)
Engine oil capacity
Fuel tank capacity
0.77 L (0.203 US gal, 0.169 lmp gal)
Cooling system
Ignition system
PTO shaft rotation
* The power rating of the engine indicated in this document is the net
power output tested on a production engine for the engine model
and measured in accordance with SAE J1349 at 3,600 min
-1
Power) and at 3,000 min
(rpm) (Max. Net Torque). Mass production
engines may vary from this value.
Actual power output for the engine installed in the final machine will
vary depending on numerous factors, including the operating speed
of the engine in application, environmental conditions, maintenance,
and other variables.
Tuneup Specifications
ITEM
SPECIFICATION
Spark plug gap
0.6–0.7 mm
(0.024–0.028 in)
Idle speed
1,550 ± 150 min
Valve clearance
IN: 0.15 ± 0.04 mm
(cold)
EX: 0.20 ± 0.04 mm
Other
No other adjustments needed.
specifications
287 × 304 × 418 mm
(11.3 × 12.0 × 16.5 in)
11.0 kg (24.3 lbs)
4-stroke, OHC, single cylinder
3
121 cm
(7.38 cu-in)
[60.0 × 43.0 mm (2.4 × 1.7 in)]
-1
(rpm)
6.3 N·m (4.6 lbf·ft, 0.64 kgf·m) at
-1
3,000 min
(rpm)
0.40 L (13 US oz, 0.35 lmp qt)
Forced air
Transistor type magneto ignition
Counterclockwise
-1
(rpm) (Net
MAINTENANCE
Refer to page 10
-1
Refer to shop manual
(rpm)
See your authorized
Honda dealer
Quick Reference Information
Fuel
Unleaded gasoline (Refer to page 7)
U.S.
Except
U.S.
Engine oil
SAE 10W-30, API SJ or later (or equivalent), for general
use.
Refer to page 8.
Spark plug
CR5HSB (NGK)
U16FSR-UB (DENSO)
Maintenance
Before each use:
• Check engine oil level. Refer to page 8.
• Check air filter. Refer to page 9.
First 20 hours:
Change engine oil. Refer to page 8.
Subsequent:
Refer to the maintenance schedule on page 7.
Wiring Diagrams
Without Oil Alert
(1)
IG E
OFF
o
o
ON
With Oil Alert
(5)
(4)
(1)
OFF
ON
(1)
ENGINE SWITCH
(2)
IGNITION COIL
(3)
SPARK PLUG
Bl
Black
Br
Y
Yellow
O
Bu
Blue
Lb
G
Green
Lg
R
Red
P
W
White
Gr
ENGLISH
Pump octane rating 86 or higher
Research octane rating 91 or higher
Pump octane rating 86 or higher
(2)
(2)
IG E
o
o
(4)
OIL ALERT UNIT
(5)
OIL LEVEL SWITCH
Brown
Orange
Light blue
Light green
Pink
Gray
(3)
(3)
15
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