Suzuki Boulevard M50 User Manual

10-14 SERVICING INFORMATION
BATTERY
Complaint Symptom and possible causes Remedy
“Sulfation”, acidic
white powdery sub-
stance or spots on
surface of cell
plates.
1. Cracked battery case
2. Battery has been left in a run-down condition for
a long time.
Replace the battery.
Replace the battery.
Battery runs down
quickly.
1. Not correct the charging system
2. Cell plates have lost much of their active
material as a result of overcharging.
3. Internal short-circuit in the battery
4. Too low battery voltage
5. Too old battery
Check the generator, regu-
lator/rectifier and circuit
connections and make nec-
essary adjustments to
obtain specified charging
operation.
Replace the battery, and
correct the charging sys-
tem.
Replace the battery.
Recharge the battery fully.
Replace the battery.
Battery “sulfation” 1. Incorrect charging rate
(When not in use batteries should be checked at
least once a month to avoid sulfation.)
2. The battery was left un used in a cold climate for
too long.
Replace the battery.
Replace the battery if badly
sulfated.
SAMPLE

Suzuki Boulevard M50 Specifications

General

Compression Ratio	9.4:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Front Suspension	Inverted telescopic, coil spring, oil damped
Front Tire	130/90-16M/C 67H, tubeless
Rear Tire	170/80-15M/C 77H, tubeless
Ground Clearance	140 mm (5.5 in)
Seat Height	700 mm (27.6 in)
Engine Type	4-stroke, liquid-cooled, V-twin
Bore x Stroke	83.0 mm x 74.4 mm
Rear Suspension	coil spring, oil damped
Front Brakes	Single hydraulic disc
Rear Brakes	Drum
Fuel Tank Capacity	15.5 L (4.1 US gal)
Wheelbase	1, 655 mm (65.2 in)