EMAK Efco ZEPHYR 72/13 H, Operators Instruction Book

Page: 39 / 200

GB
36
13. TROUBLESHOOTING
WARNING: always stop the machine and remove the key before carrying out any of the corrective checks recommended in the
table below, except when they require the unit to be in operation.
When all the possible causes have been checked and the problem is not resolved, consult an Authorised Service Centre. If a problem occurs
that is not listed in this table, consult an Authorised Service Centre.
PROBLEM POSSIBLE CAUSES SOLUTION
1. Pilot lamp off..
Key is in ACC (1) position, engine
stopped.
badly connected battery a)
completely flat battery b)
fuse blown c)
circuit board wet d)
Put the key in the OFF position and look for the
cause of the fault:
check connections a)
recharge battery or clean contacts b)
replace fuse (page 32) c)
dry with air d)
2. Starter motor not working:
2.1 Key in START (ON) position and pilot
lamp on
2.2 Key in START (ON) position and pilot
lamp flashing
insufficiently charged battery a)
fuse blown b)
badly earthed c)
Starting conditions not met
recharge battery a)
replace fuse (page 32) b)
check connections c)
Check that the conditions for starting are met
(page 29)
3. Engine does not start.
Key in START (ON) position
no fuel supply a)
faulty ignition b)
– check fuel level a)
– open fuel stop-cock
– check fuel filter
– check that spark plug cap is firmly fitted b)
– check that the electrodes are clean and correctly
spaced
4. Starting is difficult or the engine
runs erratically.
Key in ACC (1) or REVERSE MOWING
(R) and engine running.
Carburetion fault – clean or replace air filter
– empty fuel tank and refill with new fuel
– check fuel filter and replace if necessary
– clean carburettor tray
5. Reduced engine performance
during cutting. Key in ACC (1) or
REVERSE MOWING (R) and engine
running.
Forward speed too high in relation to cutting
height Reduce the forward speed and/or raise the cutting
deck
6. The engine stops but the light
flashes. Key in ACC (1) or REVERSE
MOWING (R) and engine running.
The safety devices cut in Check that the conditions for starting are met (page
29)
7. The engine stops and the light
goes off.
Key in ACC (1) or REVERSE MOWING
(R) and engine running.
flat battery a)
badly connected battery b)
Put the key in the OFF position and look for the
cause of the fault:
recharge battery a)
check connections b)
8. The engine stops but the light
stays on. Key in ACC (1) or REVERSE
MOWING (R) and engine running.
Problems in the engine Contact an Authorised Service Centre
9. If you place the machine in reverse
gear when cutting, the engine
stops
Key in position (1) Place the key in position (R)
10. Uneven cut and poor grass
collection.
Key in ACC (1) or REVERSE MOWING
(R) and engine running.
cutting deck not parallel to the ground a)
blade cutting badly b)
high ground speed c)
engine rpm too low d)
cutting deck is full of grass e)
check tyre pressures a)
contact an Authorised Service Centre b)
reduce forward speed and/or raise the cutting c)
deck
contact an Authorised Service Centre
d)
check the grass duct e)
11. The blade does not engage or
does not stop promptly when it is
disengaged. Key in ACC (1) or
REVERSE MOWING (R) and engine
running.
Problems with the electromagnetic clutch
engagement Contact an Authorised Service Centre
12. Erratic forward movement, poor
drive when going uphill or
machine has a tendency to rear
up.
Key in ACC (1) or REVERSE MOWING
(R) and engine running.
problems with the transmission belt a)
tension
transmission problems
b)
Contact an Authorised Service Centre
13. Unusual vibrations while working.
Key in ACC (1) or REVERSE MOWING
(R) and engine running.
the blade is not balanced or is loose a)
blade shaft not aligned b)
fastenings loose c)
cutting deck is obstructed d)
contact an Authorised Service Centre a)
contact an Authorised Service Centre b)
check and tighten all fastening screws and bolts c)
on the engine and the machine
remove the grass-catcher, empty the collector
d)
channel and clean the inside of the cutting deck
WARNING: Do not attempt to carry out repairs without the necessary repairs and technical expertise. Poorly executed repairs will
automatically invalidate the warranty and relieve the manufacturer of all liability.