Honda TRX400EX FOURTRAX 1999, Service Manual

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3. MAINTENANCE
ITEM
Throttle lever free play
Spark plug Standard
For extended high speed riding
Spark plug gap
Valve clearance Intake
Exhaust
Recommended engine oil
SERVICE INFORMATION
MAINTENANCE SCHEDULE
FUEL LINE
THROTTLE OPERATION
AIR CLEANER
AIR CLEANER HOUSING DRAIN TUBE
SPARK PLUG
VALVE CLEARANCE
ENGINE OIL
ENGINE OIL FILTER
ENGINE OIL STRAINER SCREEN
IN OIL TANK
ENGINE IDLE SPEED
DRIVE CHAIN
SPECIFICATIONS
3 -
8 m m
-
5/16
(DENSO)
(DENSO)
0.6
-
0.7 m m (0.024
-
in)
0.10 m m (0.004 in)
0.12 m m (0.005 in)
Honda GN4 or HP4 4-stroke oil or eauivalent motor oil
3-1
3-3
3-4
3-4
3-5
3-6
3-6
3-7
3-9
3-1 1
Engine oil capacity
3-12
3-12
3-13
After draining
After change
DRIVE CHAIN SLIDER
BRAKE FLUID
BRAKE PADS WEAR
BRAKE SYSTEM
SKID PLATE AND ENGINE GUARD
CLUTCH SYSTEM
SUSPENSION
SPARK ARRESTER
NUTS, BOLTS, FASTENERS
STEERING SHAFT HOLDER BEARING
STEERING SYSTEM
3-14
3-1 4
3-1 5
3-15
3-17
3-17
3-18
3-19
3-19
3-19
3-20
3-20
SERVICE INFORMATION
GENERAL
If the engine must be running to do some work, make sure the area is well ventilated. Never run in an
enclosed area. exhaust contains poisonous carbon monoxide gas that may cause loss of consciousness and lead to
death. Run the engine in an open area or with an exhaust evacuation system in an enclosed area.
SPECIFICATIONS
After disassemblv
Engine idle speed
Viscosity: SAE or 2OW-50
1.8 liters (1.9 US qt, 1.6 Imp
1.85 (1.95 US qt, 1.63 Imp
2.2
liters
(2.3
US qt, 1.9 Imp
1,400 rpm
3-
1