Honda CB350 Repair Manual page 169

164 TROUBLESHOOTING
Chassis Troubleshooting (cont.)
Problem Possible Causes
Inspection/Remedy
Loss of braking power,
lever travel is excessive
(hydraulic dise brake)
Master cylinder low on fluid
Air in the brake lines
Brake lines leaking fluid
Piston seal O—ring leaks
Refill to correct level.
Bleed lines. Refer to Chapter 8.
Check lines, especially at the caliper and
master cylinder connections. Replace any
worn, cracked, or damaged brake lines.
Replace O—rings. See Chapter 8.
Loss of braking power, Distorted dise
lever travel is normal (hy—
draulic dise brake f *
< £ ) Distorted, worn, or contami—
nated brake pads
Check dise run—out and replace it if
excessive.
Replace pads.
Brake squeal (hydraulic
disc brake)
Glazed pads
Extremely dirty pads
Brake shudder
dise brake)
(hydraulic Warped dise
Distorted brake pads
Oil or brake fluid—impregnated
brake pads
Loose disc mounting bolts
Lightly sand the pads and avoid heavy
use of the brake for at least 50 miles to
bed in the pads. Alternatively, fit new
brake pads.
Remove pads. Check for foreign matter
embedded in them. Replace with new
pads if necessary.
Check run—out and replace disc if neces—
sary.
Replace.
Replace.
Tighten.
Scored dise (hydraulic
Dirt or foreign matter trapped
dise brake)
in brake pads
Replace disc and pads. Refer to Chap—
ter 8.
Electrical Troubleshooting
Problem Possible Causes
Inspection/Remedy
Battery does not charge Defective battery
Battery electrolyte level low
Broken or shorting wires it
charging circuit
Loose or dirty battery terminals
Defective voltage regulator
Defective alternator
Defective rectifier
Test each cell. Replace if shorted cell (s)
are evident. Refer to Chapter 2.
Top up.
Check continuity and condition ofinsula—
tion of all wires.
Clean terminals and secure connections.
Test and replace if necessary. Refer to
Chapter 7.
Replace.
Replace.
Excessive battery charging Defective battery (shorted
plates )
Voltage regulator not properly
grounded
Regulator defective
Replace battery.
Secure.
Replace. Refer to Chapter 7.