Grillo FD900 4WD Manuel D'utilisation page 17

PROBLEM
The key is ON but
dashboard does not turn on
The dashboard switches on but
with the key ON the starter
motor does not turn
Difficult starting or
running irregularly
The starter motor turns but the
engine does not start
Drop in engine performance
while cutting
Engine stops when blades are
engaged
Uneven cutting and insufficient
collection
Vibrations while working
Engine oil warning light goes
on
The engine does not start
Blades do not engage
Translation of the original instructions
FD900 – TROUBLESHOOTING GUIDE
CAUSE
the
No current from the battery
Not enough current coming from
the battery
No consent given to start
engine
Carburettor problems
Sediment or dirt in the fuel
No diesel flow
Plugs not warmed up enough
with cold engine
No consent coming form the timer
The electro-stop
complete its stroke
Speed too high for the grass
height
No consent given
engagement
Mower deck not parallel to the
ground
Poor blade performance
Speed to high for the grass height
and condition
Load chute blocked
Unbalanced blades
Loose blade screws
Insufficient pressure
- Faulty micro-switch
forward pedal
- Faulty seat micro-switch
- Faulty parking brake micro-
switch
- Faulty PTO button
- Faulty clutch
- Check the connecting eires
- Check the electrolyte level
- Recharge the battery
- Replace the fuse
- Recharge the battery
- Forward pedals in neutral position
- Operator seated
- Disengage the PTO
- Clean or replace the air filter
- Check there is no air in the fuel ducts
- Purge the fuel supply system
- Check and replace the fuel filter if necessary
- Check fuel level in the tank
- Check and replace the fuel filter if necessary
- Check that the vent hole on the fuel cap is not
blocked
- Wait for the plug warning light to switch off
- Check all connections
- Replace the timer
does not - Check the stroke of the electro-stop
- Replace the electro-stop
- Slow down
- Put the cutting deck into a higher cutting position
- Check the blades engagement button
to blade - Operator seated
- Close the grass-catcher
- Check the tyre pressure
- Adjust the mower deck parallel to the ground
- Check that the blades are mounted correctly
- Sharpen or replace the blades
- Adjust the PTO belt tension
- Slow down
- Remove the mower deck and clean the load
chute
- Check the max. engine rev. (3000 r.p.m.)
- Clean the grass-catcher grid
- Balance the blades or replace them if damaged
- Check and fasten the blade screws, the engine
screws and the frame screws
- Check the blades of the load accelerator
- Check the engine oil level and refill if necessary
- Replace the engine oil filter
of the - Connect the purple/black wire with the red/white
wire
- Detach the connection behind the seat and
connect the red/white wire with the purple wire
- Connect the red/white wire with the grey wire
- Check the button to engage the blade
- Supply the clutch with direct power
14
SOLUTION