Operation Manual
–
Spider 2SGS EFI
48 / 55
rev. 01-01-02-2021
12 TROUBLESHOOTING
Engine faults and their probable solution
Fault
Probable cause
Solution
Engine doesn't
start
It doesn't turn
over
No connection with the remote
Check
the
connection
and
signal, empty battery RC
Broken starter relay
Test/measure/replace the starter
relay
Exhausted battery
Charge/change battery, check
fuses and cable connections to
fuses
Drive system isn't in neutral position
("N" Led isn't lit)
Adjust the drive servo to neutral
position if not possible change
servomotor
Are the mowing blades disengaged
Disengage the mowing blades
Mowing clutch is broken (bearings
burned out)
Replace
Starter
motor
doesn't
work
consequently
Replace
Interrupted cabling harness
Check cabling harness and
fuses replace where need
It turns over but
Insufficient amount of fuel
Replenish fuel
Loosened weight of fuel hose in fuel
tank, hose sucks air
Reattach weight to the end of the
hose
Blocked fuel hoses
Clean fuel hoses
Clogged up fuel filter
Replace fuel filter
Broken fuel pump
Exchange fuel pump
Check breather filter
Clean exchange the filter
The motor runs irregularly
Bad spark plugs
Clean/exchange spark plugs
Broken ignition coils
Exchange ignition coils
Water in the fuel, fuel system
Clean the fuel system
Blocked fuel hoses
Clean fuel hoses
The engine has infiltrated/false air
reseal
the
joints,
fuel system/inlets/cylinder
