Timberwolf TW 230HB, Instruction Manual, Page: 35 / 64

C190-0304 - Rev 1.0 EN 33/61
5.17 Troubleshooting
Problem Cause Solution
Caution - Always ensure appropriate
PPE is worn
Wood chip
ejection
stopped /
limited
Obstructed
discharge
Clear debris from discharge chute.
Ensure machine is off and keys
removed.
Loose drive
belts
Tension belts. (Refer to Section 6.9
"
Adjust Rotor Drive Belt Tension "
on page 43.)
Ensure machine is off and keys
removed.
Damaged
chipping
components Inspect chipping components.
Replace broken or missing
components.
Ensure machine is off and keys
removed. Call engineer for repair.
Chipping
blades dull
Rotate, sharpen or replace blades.
(Refer to Section 6.8 "
Change
Blades " on page 41.)
Ensure machine is off and keys
removed.
Anvils dull
Check anvil has sharp edge. Rotate
or replace if necessary. Ensure machine is off and keys
removed.
Rotor does
not turn
Obstructed
discharge
Clear debris from discharge chute.
Ensure machine is off and keys
removed.
Rotor jammed
Inspect & clear infeed funnel, roller
box & rotor housing. Ensure machine is off and keys
removed.
Drive belt issue
Inspect drive belts, replace if
required.Tension belts (Refer to
Section 6.9 "
Adjust Rotor Drive Belt
Tension " on page 43.)
Ensure machine is off and keys
removed.
Slow or not
feeding
Low engine
speed
Check & inspect throttle & cable.
Check throttle is set to specified
speed.
Ensure machine is off and keys
removed.
Infeed rollers
jammed Inspect & clear infeed funnel, roller
box & rotor housing. Ensure machine is off and keys
removed.
Hydraulic oil
Check hydraulic oil level and that
correct grade of oil is used.
Replenish if necessary. (Refer to
Section 6.12 "
Change Hydraulic Oil
and Filter " on page 46.)
Ensure machine is off, cool &
pressure has dissipated.
Roller blades
dull
Sharpen blades or replace rollers.
Ensure machine is off and keys
removed.
Obstructed
discharge
Clear debris from discharge chute.
Ensure machine is off and keys
removed.
5 Operating Instructions TW 230HB (Petrol)