Troubleshooting - Suzuki Katana 1100 Service Manual

--
- -
8-1 SERVICING INFORMATION
TROUBLESHOOTING
ENGINE
Complaint Symptom and possible causes Remedy
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - - - ­
Engine will not start, Compression too low
or is hard to start. 1. Valve clearance out of adjustment. Adjust.
2. Worn valves guides or poor seating of valves. Repair, or replace.
3. Valves mistiming. Adjust.
4. Piston rings excessively worn. Replace.
5. Worn-down cylinder bores. Replace, or rebore.
Consult "'electrical
complaints"'.
6. Starter motor cranks but too slowly.
7. Poor seating of spark plugs. Retighten.
Plugs not sparking
1. Fouled spark plugs. Clean.
2. Wet spark plugs. Clean and dry.
3. Defective ignition coil. Replace.
4. Open or short in high-tension cords. Replace.
5. Defective signal generator of ignition unit. Replace.
II
No fuel reaching the carburetors
1. Clogged fuel tank vent hose. Clean or replace.
Clean or replace.
i
3. Defective carburetor float valve.
1
2. Clogged or defective fuel/cock.
Replace.
: 4. Clogged fuel hose or fuel filter. Clean or replace.
\
1 - - - - - - - - - - - -
- - - - - - - + - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + - - - - - - - - - - - - - - ­
Clean.
Engine stalls easily.
!
1. Fouled spark plugs.
Replace.
1
2. Defective signal generator or ignitor unit.
3. Clogged fuel hose. Clean.
4. Clogged jets in carburetors. Clean.
I
i
5. Valve clearance out of adjustment. Adjust.
N~isy ~~~i~-;--
--
~xcessive
valve chatter
1. Valve clearance too large.
I
~djUst.
- ­
, 2. Weakened or broken valve springs.
Replace.
1
I
3. Worn down rocker arm or rocker arm shaft. Replace.
[
1
:1
Noise appears to come from pistons.
1. Pistons or cylinders worn down. Replace.
Clean.
3 Piston pins or piston pin bore worn.
'['I
2 , . Combustion chambers fouled with carbon.
Replace.
Replace.
II
4. Piston rings or ring groove worn.
Noise seems to come from timing chain
! 1. Stretched chain. Replace.
2. Worn sprockets. Replace.
3. Tension adjuster not working. Repair, or replace.
Noise seems to come from clutch.
1. Worn splines of countershaft or hub.
Replace.
2. Worn teeth of clutch plates. Replace.
3. Distorted clutch plates, driven and drive. Replace.
4. Worn clutch release bearing.
5. Clutch dampers weakened. Replace the primary
driven gear.