MTD 465 - Manual (Page 11)

An unbalanced blade will cause excessive vibration
when rotating at high speeds and may cause
damage to the unit. The blade can be tested by
balancing it on a screwdriver or nail. Remove metal
from the heavy side until it is balanced evenly.
When reassembling the blade, tighten center bolt to
between 550 and 700 in.-labs. and the two out bolts
to between 250 and 350 in.-labs.
Storing Your Chipper Shredder
• Clean the equipment thoroughly.
• Wipe equipment with an oiled rag to prevent rust.
• Refer to engine manual for correct engine storage
instructions
• Store unit in a clean, dry area. Do not store next to
corrosive materials such as fertilizer.
SECTION 6: TROUBLESHOOTING
Problem Cause Remedy
Engine fails to start 1. Spark plug wire disconnected. 1. Connect wire to spark plug.
2. Fuel tank empty or stale fuel. 2. Fill tank with clean, fresh gasoline.
3. Throttle control lever not in correct
starting position. (If Equipped) 3. Move throttle lever to FAST position.
4. Choke not in CHOKE position.
(If Equipped)
4. Move choke to CHOKE position.
5. Blocked fuel line.
5. Clean fuel line.
6. Faulty spark plug.
6. Clean, adjust gap, or replace.
Engine runs erratic 1. Spark plug wire loose. 1. Connect and tighten spark plug wire.
2. Unit running on CHOKE.
(If Equipped)
2. Move choke lever to OFF position.
3. Blocked fuel line or stale fuel. 3. Clean fuel line; fill tank with clean, fresh
gasoline
4. Water or dirt in fuel system. 4. Drain fuel tank. Refill with fresh fuel.
5. Dirty air cleaner. 5. Clean or replace air cleaner.
6. Carburetor out of adjustment. 6. See authorized service dealer.
Too much vibration 1. Loose parts or damaged impeller. 1. See authorized service dealer.
Engine overheats 1. Engine oil level low. 1. Fill crankcase with proper oil.
2. Dirty air cleaner. 2. Clean or replace air cleaner.
3. Carburetor not adjusted properly. 3. See authorized service dealer.
Occasional skip (hesitates)
at high speed
1. Spark plug gap too close. 1. Adjust gap to.030”.
Unit does not discharge 1. Discharge chute clogged. 1. Stop engine immediately and
disconnect spark plug wire. Clean flail
screen and inside of discharge opening.
2. Foreign object lodged in impeller. 2. Stop engine and disconnect spark plug
wire. Remove lodged object.
3. Low engine RPM 3. Always run engine at full throttle.
4. Vacuum bag is full. 4. Empty bag.
Rate of discharge slows 1. Low engine RPM. 1. Always run engine at full throttle.
considerably or
composition of discharged
material changes.
2. Chipper blade dull. 2. Replace chipper blade or see your
authorized service dealer.
NOTE: For repairs beyond the minor adjustments listed above, contact your nearest authorized service dealer.
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