Benelli TNT 25 Maintenance Manual page 296

●Removing:
Shock absorber spring [A]
Spring seat [B]
Adjusting sleeve
Buffer block and adjusting sleeve seat [D]
●Pour the shock absorber oil into a suitable container.
○Pull the piston rod up and down for at least ten times and pour out
the shock absorber oil in the front shock absorber.
Special Tool—Shock Absorber Piston Rod Puller [B]:
●Hold the outer pipe vertically and press the inner pipe [A] and
piston rod to the bottom.
●Pour the shock absorber oil of the specified model and specified
quantity.
Shock Absorber Oil
Viscosity: 28.8-35.2 40℃
Oil quantity (each shock absorber): 440mL
Oil quantity when the shock absorber oil is replaced: ≈360 mL
Oil quantity after it is disassembled and dried completely: 440
±5 mL
★If necessary, measure the oil level of shock absorber oil according
to the following methods.
○It is best to use a three-jaw chuck oiling paper to wrap the inner
pipe and fix it vertically.
○Pull the piston rod [B] up and down for more than ten times by
using the piston rod puller [A] to drain the air in the shock absorber
oil thoroughly.
Special Tool—Shock Absorber Piston Rod Puller
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