Fault
Possible cause
Remedy
Throttle cable incorrectly adjusted
Have checked by qualified expert per-
sonnel
Air filter clogged
Clean the air filter, replace if necessary
Engine oil level too high
Check the engine oil level, if necessary
drain off engine down to the "MAX" mark
Clean the air intake
Have checked by qualified expert per-
sonnel
Exhaust blocked
Clean the exhaust
Engine defective
Have checked by qualified expert per-
sonnel
Carburettor defective
Have checked by qualified expert per-
sonnel
Engine runs irregu-
larly
Basic setting of governor arm de-
adjusted
Have checked by qualified expert per-
sonnel
Insufficient engine
power
Spark plug defective
Check the spark plug, replace if neces-
sary
Incorrect valve clearance
Check, adjust if necessary
Valve or valve seat worn or damaged
Have checked by qualified expert per-
sonnel
Cylinder, piston or piston rings worn
Have checked by qualified expert per-
sonnel
Engine runs with
high speed, but no
vibration
Centrifugal clutch defective
Have checked by qualified expert per-
sonnel
Mechanical defect
Have checked by qualified expert per-
sonnel
Troubleshooting – Engine faults
DR7X
104
Summary of Contents for DR7X
Page 2: ...2...
Page 6: ...Table of contents DR7X 6...
Page 7: ...1 Introduction Introduction DR7X 7...
Page 11: ...2 Technical data Technical data DR7X 11...
Page 15: ...3 Concerning your safety Concerning your safety DR7X 15...
Page 38: ...Concerning your safety Signage DR7X 38...
Page 39: ...4 Indicators and control elements Indicators and control elements DR7X 39...
Page 41: ...5 Checks prior to start up Checks prior to start up DR7X 41...
Page 47: ...6 Operation Operation DR7X 47...
Page 58: ...Operation Operating hour meter engine rpm meter DR7X 58...
Page 59: ...7 Loading transporting the machine Loading transporting the machine DR7X 59...
Page 63: ...8 Maintenance Maintenance DR7X 63...
Page 98: ...Maintenance As required DR7X 98...
Page 99: ...9 Setting up refitting Setting up refitting DR7X 99...
Page 101: ...10 Troubleshooting Troubleshooting DR7X 101...
Page 108: ...Troubleshooting What to do if the engine has flooded DR7X 108...
Page 109: ...11 Disposal Disposal DR7X 109...
Page 111: ...12 List of special tools List of special tools DR7X 111...
Page 112: ...16 mm spark plug spanner Fig 16 mm spark plug spanner example List of special tools DR7X 112...
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