Honda GX630 Owner's Manual page 14

GX690
Length×Width×
Height
Dry mass [weight]
Engine type 4-stroke, overhead valve, 2 cylinders (90° V-Twin)
Displacement
[Bore×Stroke]
Net power LPG
(in accordance with SAE J1349*)
Natural
gas
Max. Net torque LPG
(in accordance with SAE J1349*)
Natural
gas
Engine oil capacity Without oil filter replacement:
With oil filter replacement:
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
rpm (Net Power) and at 2,500 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 GX630/690
ITEM SPECIFICATION
Spark plug gap 0.3–0.4 mm
(0.012–0.016 in)
Valve clearance IN: 0.08±0.02 mm
(cold) EX: 0.10±0.02 mm
Other
specifications
Quick Reference Information
Fuel LPG:
Propane content of 95% or higher (page 5).
NATURAL GAS:
Methane content of 90% or equivalent (page 5).
Engine oil SAE 10W-30, API SJ or later, for general use.
Refer to page 6.
Spark plug ZFR5F-4 (NGK)
Maintenance Before each use:
• Check engine oil level. Refer to page 6.
• Check air filter. Refer to page 7.
First 20 hours:
Change engine oil. Refer to page 6.
Subsequent:
Refer to the maintenance schedule on page 5.
14
426×410×438 mm
(16.8×16.1×17.2 in)
44.6 kg (98.3 lbs)
3
688.0 cm (41.97 cu-in)
[78.0×72.0 mm (3.07×2.83 in)]
15.2 kW (20.7 PS, 20.4 bhp)
at 3,600 rpm
13.5 kW (18.4 PS, 18.1 bhp)
at 3,600 rpm
45.0 N·m (4.59 kgf·m, 33.2 lbf·ft)
at 2,500 rpm
38.1 N·m (3.89 kgf·m, 28.1 lbf·ft)
at 2,500 rpm
1.5 L (1.6 US qt, 1.3 lmp qt)
1.7 L (1.8 US qt, 1.5 lmp qt)
Forced air
CDI type magneto ignition
Counterclockwise
MAINTENANCE
Refer to page 8
See your
authorized
Honda dealer
No other adjustments needed.
Wiring Diagrams
(A) MAIN FUSE
(B) COMBINATION SWITCH
(C) OIL LEVEL SWITCH
(D) GAS SOLENOID VALVE
(E) STARTER MOTOR
(F) BATTERY
(G) CHARGE COIL
(H) LEFT IGNITION COIL
(I) LEFT SPARK PLUG
(J) RIGHT IGNITION COIL
(K) RIGHT SPARK PLUG
(L) REGULATOR RECTIFIER
(O) VALVE CONTROL UNIT
2.7 A Charge Coil and Without Control Box Type
IGN GND BAT LO
OFF
ON
START
ENGLISH
Bl Black
Br Brown
Bu Blue
G Green
Gr Gray
Lb Light blue
Lg Light green
O Orange
P Pink
R Red
W White
Y Yellow
ST