Troubleshooting
Engine Lacks Power
Possible Cause
1 . Raise wheels off the g round
Wheels Do Not Spin F reely
.
Brake dragging
and spin by hand
.
Worn or damaged wheel bearings
.
Drive chain too tight
Wheel Spins Freely
'
2. Check tire pressure
Pressu re Low
.
Fau lty tire valve
Pressu re Normal
+
3. Accelerate rapidly from
Engine Speed N ot Changed
.
Cl utch slipping
low to second
When Cl utch Is Released
.
Worn clutch discs/plates
.
Warped clutch d iscs/pl ates
Engine Speed Lowered
.
Weak clutch spring
When Cl utch Is Released
+
4. Accelerate lightly
Engine Speed Does Not
.
Carbu retor chock closed
I ncrease
.
Clogged air cleaner
Engine Speed I ncrease
.
Restricted fuel flow
j
.
Clogged m uffler
.
Pi nched fuel tank breather
5. Check ignition timing
I ncorrect
.
Faulty ICM
.
Faulty ignition pulse generator
Correct
6.
'
Test cyl i nder compression
Too Low
.
Valve stuck open
.
Worn cyl i nder and piston rings
Normal
.
Leaking head gasket
�
.
Improper valve ti mi ng
7 . Check carbu retor for clogging
--
Clogged
.
Carbu retor not serviced frequently
enough
Not clogging
+
8. Remove spark plug
Fouled Or Discolored
.
Plugs not serviced frequently
enough
Not fou led Or Discolored
.
Spa rk plugs a re i ncorrect heat
i
range
9. Check oil l evel and condition
I ncorrect
.
Oil l evel too h i g h
.
O i l level too low
Correct
.
Contaminated oil
•
1 0. Remove cyli nder head cover
Valve Tra i n Not Lubricate
.
Clogged o i l passage
and inspect l u b rication
Properly
.
Clogged o i l control orifice
Valve Tra i n Lubricate Properly
2 1 -2
Summary of Contents for Magna VF750C
Page 1: ...1994 2003 MAGNA VF750C CD HONDA MOTOR CO LTD 1994 ...
Page 2: ......
Page 7: ...MEMO ...
Page 47: ...MEMO ...
Page 65: ...Fuel System Carburetor Removal Installation 5 4 ...
Page 67: ...Fuel System Carburetor Separation 1 5 26 5 6 ...
Page 69: ...Fuel System Carburetor DisassemblyIAssembly 23 1 2 1 5 1 4 0 ring gasket 5 8 ...
Page 71: ...Fuel System Carburetor Combination 27 D D No 1 CARBURETOR 25 0 RING COTIER PIN 5 5 1 0 ...
Page 81: ...Cooling System System Flow Pattern 1 SIPHON TUBE 5 THERMOSTAT 2 RESERVE TANK 3 WATE PUMP 6 2 ...
Page 87: ...MEMO ...
Page 109: ...MEMO ...
Page 113: ...Clutch System Clutch Removal 9 4 3 1 3 1 2 1 0 l a TooL I page 9 9 8 7 ...
Page 115: ...Clutch System Clutch Installation 1 0 0 9 6 ...
Page 121: ...Gearshift Linkage Gearshift Linkage Removal Installation 8 SHIFTER PLATE ASSEMBLY 1 1 0 4 ...
Page 123: ...MEMO ...
Page 125: ...Crankshaft Piston Transmission Crankcase Separation 6 5 1 1 2 ...
Page 131: ...Crankshaft Piston Transmission Transmission Removal Installation 1 1 1 8 ...
Page 143: ...MEMO ...
Page 145: ...Front Wheel Suspension Steering Handlebar Removal Installation 1 c2 3 2 3 1 7 1 1 0 1 5 1 2 2 ...
Page 189: ...MEMO ...
Page 223: ...MEMO ...
Page 227: ...MEMO ...
Page 243: ...Appendix A Part Numbers 23 10 Carburetor Assembly ...
Page 283: ...Appendix A Part Numbers 23 50 Speedometer Tachometer ...
Page 297: ...MEMO ...
Page 305: ... 1 ...