Suzuki RM-Z250 Owner's Manual page 164

4-84 DISASSEMBLY AND ASSEMBLY
• Tighten the lock-nut 7 by hand completely.
• With the damper rod held in vertical position, compress the
damper rod fully to discharge an excess of oil.
NOTE:
Protect the inner rod end with a rag when compressing the
damper rod.
NOTE:
Set the compression damper setting to the softest.
• Remove the air bleeder valve.
• Force out the remaining oil (discharged oil) completely with
compressed air.
• Tighten the air bleeder valve.
NOTE:
Replace the O-ring with a new one.
 Front fork air bleeder valve: 1.3 N·m (0.13 kgf-m, 1.0 lbf-ft)
• With the damper rod in horizontal position, move the inner rod
by hand to inspect it if operating smoothly.
• If the inner rod is not extend, repeat the "DAMPER ROD AND
COMPRESSION DAMPER UNIT" procedures (Pour the spec-
ified amount fork oil and discharge an excess of oil).
(4-82)
a 100 mm (3.9 in)