Suzuki drz 400 2002 Service Manual

5- 14 COOLING SYSTEM
INSPECTION
WATER PUMP BEARING
Inspect
the inner race play of the water pump bearing by hand
while it is in the water pump housing. Rotate the inner race by
hand to inspect it for abnormal noise and smooth rotation. If ab-
normal noise occurs or if rough movement is noted, replace the
water pump bearing with a new one.
Remove the water pump bearing using the special
tool, as fol-
lows:
• Insert the bearing remover attachment into the water pump
bearing.
• Install the wedge from the opposite side and lock it into the
sl it of the bearing remover attachment.
• Drive out the water pump bearing by knocking the wedge bar.
S 09941-50111: Bearing remover
[ A CAUTION]
Replace the removed bearing with a new one.
MECHANI C A L SE'A L
Visually inspect the mechanical seal for damage. If any dam-
ages are found, replace the mechanical seal with a new one.
• Remove the mechanical seal.
I A CAUTION]
Replace the removed mechanical seal with a new one .
REASSEMBLY
Reassemble and remount the water pump in the reverse order
of removal and disassembly. Pay attention to the following points:
• I nsl~1I Ih" waler pump bearings using the special tool.
S 09913-70210: Beari ng i nstaller set
Play
- ~
1(1
~ - -t Play
1 1.
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-
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Suzuki drz 400 2002 Specifications

General

Displacement	398 cc
Bore x Stroke	90.0 mm x 62.6 mm
Compression Ratio	11.3:1
Cooling System	Liquid-cooled
Fuel System	Mikuni BSR36 carburetor
Starter	Electric
Transmission	5-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Link type, coil spring, oil damped
Front Tire	80/100-21
Seat Height	935 mm (36.8 in)
Ground Clearance	300 mm (11.8 in)
Wheelbase	1, 485 mm (58.5 in)
Dry Weight	119 kg (262 lbs)
Engine Type	4-stroke, single cylinder, DOHC
Ignition	CDI
Front Brakes	Disc
Rear Brakes	Disc
Rear Tire	120/90-18
Fuel Capacity	10.0 L (2.6 US gal)