Operator's Manual
MC25 2-Cycle Cultivator
Check for parts online at www.getearthquake.com or call 800-345-6007 M-F 8-5
15
TROUBLESHOOTING GUIDE
PROBLEM POSSIBLE CAUSE REMEDY/ACTION
Engine will not start 1. Power switch o 1. Flip switch to ON or RUN position
2. Spark plug wire disconnected 2. Connect spark plug wire to spark plug
3. Out of fuel 3. Refuel
4. Spark plug wet, faulty or improperly
gapped
4. Clean, replace or gap spark plug
5. Fuel line hose not positioned in
bottom of gas tank
5. Push fuel line down into fuel in gas tank
Engine runs rough, oods
during operation
1. Dirty air lter 1. Clean or replace air lter
2. Choke partially engaged 2. Turn o choke
3. Carburetor out of adjustment 3. Call customer service
Engine is hard to start 1. Stale fuel 1. Drain old fuel and replace with fresh. Use gas
stabilizer at end of season
2. Spark plug wire loose 2. Make sure spark wire is securely attached to spark
plug
3. Dirty carburetor 3. Clean carburetor, use gas stabilizer, new gas can
4. Fuel not primed suciently 4. Prime unit 3 more times, then pull recoil handle
Engine misses or lacks
power
1. Clogged gas tank 1. Remove and clean gas tank
2. Clogged air lter 2. Clean or replace air lter
3. Carburetor out of adjustment or bad 3. Call customer service
4. Spark plug wet, faulty or improperly
gapped
4. Clean, replace or gap spark plug
Engine runs, then quits 1. Gas cap not venting 1. Clean or replace gas cap, check vent
2. Plugged fuel lter 2. Clean or replace fuel lter
3. Carburetor out of adjustment or bad 3. Call customer service
Engine revs too high 1. Carburetor out of adjustment 1. Call customer service
Tines turn at idle 1. Idle speed too high 1. Adjust idle speed lower
2. Broken clutch spring 2. Replace clutch