Engine Lacks Power - Honda 86-87 TA200 FATCAT Service Manual

TROUBLESHOOTING
6 Remove spark plug, pour
small amount of fuel into cylinder
and try to start engine
ENGINE STAATS BUT - - -- - -_. (1) Clogged carburetor
STOPS SOON 121 Faulty carburetor
(3) Restricted fue l line
IL-- - - - - -- - - - - -- ENG INE DOES NOT - -- - -- - -•• (1) Incorrect ignition timing
START
ENGINE LACKS POWER
Probable Ca use
1. Raise wheels off ground and spin WHEEL DOES NOT SPIN - - - - -__ (1) Brake dragging
by hand FREELY (2) Worn or damaged wheel bearing
WHEEL SPINS FREELY
I
(3) Wheel bearing needs lubrication
(4) Incorrect drive chain adjustment
2. Check lire pressure wi t h the gauge PRESSU RE TOO LOW
- ------. 0)
Punctured 'ire
(2) Faulty tire valve
PRESSURE NORMAL
I
3. Remove spark plug
NOT FOULED OR DISCOLORED
I
4 . Remove oil level gauge and
check oil level
CORRECT
5 C
I . .
. heck clutch slipping
NORMAL
I
6.
lightly accelerate engine
ENGINE SPEED INCREASED
I
7.
Accelerate or run at high speed
ENGINE ODES NOT KNOCK
I
8 . Check if engine overheats
NOT OVERHEATED
I
18-2
FOULED OR DISCOLORED - - - -- . 111 Plug not serviced frequently
enough
121 Use of plug with improper heat
range
OIL lEVEL INCORRECT - - - - -_ .. ( 1) Oil level too high
(21 Oil level too low
(3) Contaminated oil
CLUTCH SlIPS-- -- -- - -.
.. {1)
121
13)
)4)
IS)
.. (1)
ENGINE SPEED NOT -----~~
INCRE AS ED SUFFICIENTLY )2)
)3)
)4)
)5)
ENGINE KNOCKS
-------~ .. (11
)2)
)3)
)4)
)5)
OVERHEATED - - - - - - -_ • 111
121
13)
)4)
Weak clutch spring
Worn clutch disc/ plate
Warped clutch disc/ plate
Engine oil mixed with additive
Centrif ugal clutch incorrectly ad-
justed
Air /fuel mixture too rich or lean
Clogged air cleaner
Restricted fuel line
Clogged fuel tank breather tube
Clogged muffler
Worn piston and cylinder
fuel-air mixture too lean
Use of improper grade 01 fuel
Excessive carbon build-up in com -
bustion chamber
Ignition timing too advanced
IFault y COl unit or pulse gener-
ator)
Excessive carbon build-up in com -
bustion chamber
Deteriorated fuel
Clutch slipping
Fuel-air mixture too lean