Operating instructions

10
Troubleshooting
ydemeResuaC elbissoPtluaF
Some uncut or poorly cut strands Cutting cylinder is partially out of
.edalbcontact with the bottom blade..ssarg fo
Cutting cylinder is in heavy contact
.edalb.edalb mottob htiw
Height of cut is too high. Lower height of cut setting.
Cutting edges of cutting cylinder/bottom
blade are rounded.
.tuc fo thgieh esiaRfo thgieh rof ereves oot snoitaludnU.gniplacS
cut setting.
Excessive bottom blade wear. Bottom blade in heavy ground contact. Raise height of cut.
Cutting edges of cutting cylinder/
bottom blade are rounded.
Cutting cylinder is in heavy contact
.edalb.edalb mottob eht htiw
Damaged cutting cylinder or bottom blade.
Re-adjust cutting cylinder to bottom
Re-adjust cutting cylinder to bottom
Regrind cutting edges.
Regrind or replace as necessary.
Re-adjust cutting reel to bottom
Regrind cutting edges.
11
Troubleshooting
ydemeResuaC elbissoPtluaF
.revel ekohc evoM.tes yltcerrocni ekohC,trats ton seod enignE
runs erratically or looses power. Fuel tank empty or fuel shut off valve closed. Fill tank with recommended fuel grade
and open fuel shut-off valve.
.relaed ot tinu nruteR.retrats liocer ytluaF
Air cleaner element is dirty. Service or replace air cleaner.
.gulp kraps nethgiTesool gulp krapS
Spark plug cable disconnected. Refit cable to spark: plug.
.gulp kraps degamad ecalpeR.gulp kraps evitcefeD
Spark plug gap incorrect. Replace damaged spark plug.
Refer to Engine Manual.
Carburettor is flooded with fuel. Move throttle to ‘Stop’ position pull the
starter cord 5–6 times, move throttle to
‘Run’ and start engine.
Dirt water or stale fuel in the tank. Drain and clean fuel tank, Refill wIth
clean fresh fuel before starting.
Vent hole in the filler cap is blocked. Clean or replace fuel cap.
Engine misfires at high speed Spark plug gap too small. Refer to Engine Manual.
.renaelc ria ecalper ro ecivreS.ytrid si tnemele renaelc riA.ylroop seldi enignE
.enigne dnuora morf sirbed evomeR`.segassap ria dna snif
gnilooc enigne dekcolBstaehrevo enignE
Cooling air flow restricted Remove debris from around engine.
Incorrect spark plug fitted Refer to Engine Manual.
dedeen fi pu ,pot dna level lio kcehClevel lio enigne woL
Engine vibrates and/or is noisy Worn or damaged bearing(s) Remove and inspect suspect bearings,
replace if necessary.
Worn or damaged drive chains Remove and inspect suspect chains
.yrassecen fi ecalper ,stekcorps dnastekcorps ro/dna
Oil Leaks from silencer or air cleaner
Mower tipped or handled incorrectly Check oil level, air cleaner and spark
plug and correct as necessary.
Should faults persist, consult your Authorised Mountfield Service Agent.
Engine oil sump over filled Check oil level and drain excess oil.