honda-power-equipment gx620 User Manual
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ENGLISH
Wiring Diagrams
Quick Reference Information
ITEM
Tuneup Specifications
MAINTENANCE
SPECIFICATION
GX610/620/670
3 A Charge Coil and Switch Box Type
20 A Charge Coil and Switch Box Type
18
1,400
150 rpm
No other adjustments needed.
Spark plug gap
Idle speed
Valve clearance
(cold)
(cold)
Refer to page 10
ZGR5A (NGK)
J16CR-U (DENSO)
J16CR-U (DENSO)
Fuel
Engine oil
Spark plug
Maintenance
U. S.
Except
U. S.
Except
U. S.
Pump octane rating 86 or higher
Research octane rating 91 or higher
Pump octane rating 86 or higher
Research octane rating 91 or higher
Pump octane rating 86 or higher
Unleaded gasoline (Refer to page 7 ).
SAE 10W-30, API SJ or later, for general use.
Refer to page 7.
Before each use:
First 20 hours:
Change engine oil. Refer to page 8.
Subsequent:
Refer to the maintenance schedule on page 6.
IN: 0.15
0.02 mm
EX: 0.20
0.02 mm
0.7
0.8 mm
(0.028
0.031 in)
Other specifications
See your authorized
Honda dealer
See your authorized
Honda dealer
See your authorized
Honda dealer
START
ON
OFF
START
ON
OFF
Bl
Y
Bu
G
R
W
Black
Yellow
Blue
Green
Red
White
Br
O
Lb
Lg
P
Gr
Brown
Orange
Pink
Gray
CONTROL BOX
ENGINE SWITCH
OIL ALERT UNIT
OIL LEVEL SWITCH
FUEL CUT
SOLENOID
STARTER MOTOR
BATTERY
LEFT SPARK PLUG
RECTIFIER
MAIN FUSE
Bl
Y
Bu
G
R
W
Yellow
Blue
Green
Red
White
Br
O
Lb
Lg
P
Gr
Orange
Pink
Gray
Black
Brown
CONTROL BOX
ENGINE SWITCH
OIL ALERT UNIT
OIL LEVEL SWITCH
FUEL CUT
SOLENOID
STARTER MOTOR
BATTERY
LEFT SPARK PLUG
MAIN FUSE
REGULATOR/
RECTIFIER
CHARGE COIL (3A)
CHARGE COIL (3A)
RIGHT SPARK PLUG
RIGHT SPARK PLUG
ENGINE STOP DIODE
ENGINE STOP DIODE
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
(K)
(L)
(M)
(N)
(O)
(A)
(B)
(C)
(D)
(E)
(F)
(G)
(H)
(I)
(J)
(K)
(L)
(M)
(N)
(O)
RIGHT IGNITION
COIL
LEFT IGNITION
COIL
LEFT IGNITION
COIL
RIGHT IGNITION
COIL
Light blue
Light blue
Light green
Light green
08/09/10 11:15:00 32Z6C600_018