Questions? Call Toll Free at 1-800-737-2112
Copyright © 2011 MAT Engine Technologies, LLC
PROBLEM
POSSIBLE CAUSE(S)
SOLLUTION(S)
Engine will not start.
1. Ignition Switch in the “OFF” position.
2. Engine flooded.
3. Fuel Tank empty.
4. Spark Plug not firing.
5. Fuel not reaching carburetor.
6. Carburetor requires adjustment.
7. The Vacuum Door is not fully closed.
1. Move ignition switch to the ON position.
2. See
Starting a Flooded Engine in
OPERATION section.
3. Fill tank with correct fuel mixture.
4. Replace Spark Plug.
5. Check for kinked or split fuel line; repair or
replace.
6. Contact a qualified service center.
7. Secure the Vacuum Door.
Engine will not accelerate, lacks
power or stalls.
1. Choke lever in the “cold start” position.
2. Fuel not reaching carburetor.
3. Air filter dirty.
4. Spark plug fouled.
5. Carburetor requires adjustment.
6. Carbon build-up on muffler outlet
screen.
7. Compression low.
1. Move choke lever to the “warm start/run” position.
2. Check for kinked or split fuel line; repair or replace.
3. Clean air filter.
4. Clean or replace plug.
5. Contact a qualified service center.
6. Contact a qualified service center.
7. Contact a qualified service center.
Engine smokes excessively.
1. Choke lever in the “cold start” position.
2. Fuel mixture incorrect.
3. Air filter dirty.
4. Carburetor requires adjustment.
1. Move choke lever to the “warm start/run” position.
2. Empty Fuel Tank and refill with correct fuel
mixture.
3. Clean or replace air filter.
4. Contact a qualified service center.
Engine runs hot.
1. Fuel mixture incorrect.
2. Spark Plug incorrect.
3. Carburetor requires adjustment.
4. Carbon build-up on muffler outlet
screen.
1. See
Mixing Fuel with 2-Cycle Oil in
OPERATION section.
2. Replace with correct Spark Plug.
3. Contact a qualified service center.
4. Contact a qualified service center.
Engine will not idle properly.
1. Carburetor requires adjustment.
2. Crankshaft seals worn.
3. Compression low.
1. Contact a qualified service center.
2. Contact a qualified service center.
3. Contact a qualified service center.
Unit will not Blow or Vacuum
1. Bag is full.
2. Blocked fan/mulch blade.
3. Blocked tubes.
1. Empty bag. Engine must be turned off.
2. Clean the blockage. Engine must be turned off,
and spark plug boot must be removed.
3. Clean the blockage. Engine must be turned off.
Troubleshooting
• Save all instructions
You may have further questions about assembling, operating, or maintaining this Blower/Vacuum/Mulcher. If so, you can
contact our Technical Service Department at 1-800-737-2112 (English only).
You may also write to:
MAT Engine Technologies, LLC
ATTN: Technical Service – METL
6700 Wildlife Way
Long Grove, IL 60047
Technical Service
When contacting the Technical Service Department, have
ready:
• Your Name
• Your Address
• Your Phone Number
• Model Number of Product
• Date of Purchase (include copy of receipt for written requests)
If you need assistance or have any questions,
CALL TOLL FREE: 1-800-737-2112
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