Honda CX500 1978 Shop Manual page 21

HONDA
C X 5 0 0
INSPECTION AND
I
?
J
ADJUSTMENT
ENGINE FRAME
SERVICE INFORMATION 3- 1 BATTERY 3-9
AIR CLEANER
3-2 BRAKE FLUID LEVEL 3-9
CRANKCASE BREATHER 3-3 BRAKE FLUID 3-10
FUEL LINE
3-3 BRAKE SYSTEM 3-1 1
SPARK PLUG
3-3 HEADLIGHT AIM 3-13
VALVE CLEARANCE 3-4 CLUTCH FREE PLAY 3-13
CAM CHAIN
3-5 SIDE STAND 3-14
THROTTLE OPERATION 3-5 SUSPENSION 3-14
IDLE SPEED
3-6 WHEELS 3-15
CARBURETOR CHOKE 3-6 STEERING HEAD BEARING 3-15
CARBURETOR
NUTS, BOLTS, FASTENERS 3-15
SYNCHRONIZATION 3-7
COOLANT 3-8
COOLING SYSTEM HOSES 3-8
RADIATOR CORE 3-8
SERVICE INFORMATION
WORKING PRACTICE
ENGINE OIL LEVEL
Refer to Page 2-2
ENGINE OIL & OIL FILTER CHANGE Refer to Page 2-2
FINAL DRIVE LUBRICANT
Refer to Page 2-3
DRIVE SHAFT JOINT
Refer to Page 2-3
-
SPECIFICATIONS
ENGINE
Spark pluq gap: 0.6-0.7 mm (0.024-0.028 in.)
. .
Spark plug type: USA model Canadian model
1
For cold climate
I
Standard
I
F~~
]
ND X24ESR-U, NGK DR8ES-L
below
I
I
er
, r l 0
ri
I
high speed
rirlinn
-
-
,
. . .
,
I I
ND
1
NGK
I
ND
I
NGK ND
I
NGK
ENGINE CHASSIS
Ignition timing. Rear brake pedal free play : 20-30 mm (314-1-114 in.)
-
"FL" mark : 15' BTDC at 1,100 rpm Tire pressures:
Ignition advance : 37" BTDC at 5,500-6,000 rpm Rider only:
Valve clearance I N
.
: 0.08 mm (0.003 in.) Front : 1.75 kg/cm2 (25 psi.)
EX : 0.10 mm (0.004 in.) Rear : 2.00 kglcm2 (28 psi.)
Throttle free play : 2-6 mm (0.08-0.24 in.)
Rider and passenger:
Idle speed : 1 , 1 0 0 i l 0 0 r p m
Front : 1.75 kglcm2 (25 psi.)
.--
Vacuum pressure difference
Rear : 2.50 kg/cm2
(36
psi.)
between carburetors : 40 mm (1.6 in.) Hg
Fast idle speed : 1,500-2.500 rpm
Compression : 12
+
2 kg/cm2 (171
f
28 psi.)
Clutch free play
:
10-20 mm (318-314 in.)
TORQUE VALUES
-
Front axle nut
:
5.5-6.5 kg-m (40-47 ft-lbs)
Front axle nut holder
: 1.8-2.5 kg-m (13-18 ft.lbs)
Rear axle nut :
5.5-6.5 kg-m (40-47 ft-lbs)
Date of Issue: January. 1981
O
HONDA MOTOR CO., LTD.