Dvorak ILD02 SG - 2 Troubleshooting

8 / 84 SM-SG-2 Ev3/25062014
2 TROUBLESHOOTING
Problem
Possible cause
Correction
Nothing appears on
the display when the
RC is turned on
RC battery is flat
Replace the battery with a charged one
Charge the battery
Insufficiently connected switch
Switch on RC properly
Engine does not start
Accumulator is discharged
Charge the battery Check the
fuse
Accumulator is disconnected
Attach terminal connectors to the battery
Cable lines are broken
Check/replace the cables lines
Check the fuse
Spark plug does not spark
Clean the spark plug and contacts
Fuel filter is clogged
Replace filter
Not enough fuel
Refuel
Not enough oil in engine
Refill oil up to the required level
No signal or the mower is out of the
signal range
Check the aerial attachment/ move closer to
the mower
Emergency button on the mower is
pressed
Unlock the button
Damaged hydraulic pump servomotor-
neutral position
Replace servomotor
Blade on the RC is switched on
Switch it off
Broken driving belts are wrapped on the
mowing device
Release/replace belts
Burned fuses
Check fuses
Faulty starter relay
Replace relay
Wrong fuel
Use BA 95 only
Erratic engine running
Worn out spark plugs
Replace spark plugs
Fuel line is clogged
Check all line to carb inlet
Poor carb solenoid connector contact
Check pins of the connector
Worn out needle of the carb float
chamber - visible when the direction is
changed forward backward-black smoke
Replace needle of the float chamber
The mower does not
travel properly/at all
Not enough oil in the hydraulic circuit
Refill oil and de-aerate properly
Driving belts are broken
Replace belts
Oil is overheated
Clean the fan area, wait till oil cools down
Mechanic elements of the hydraulic drive
are worn out
Replace them
Hydraulic pump filter is clogged
Replace filter
By-pass is released
Tighten by-pass bolt
The mower can´t climb
slopes
V-belts are worn
Replace belts
V-belts are not tensioned enough
Tension them
Damaged hydraulic pump servomotor
Replace servomotor
By-pass is released
Tighten by-pass bolt
The mower vibrates
when started
Blade carrier shaft is bent
Replace shaft
Blade is damaged
Replace blade
Unevenly worn out or damaged blade
Replace blade
Damaged blade hub bearings
Change them