Trouble shooting – Hayter Mowers Condor hydrostatic Drive 510D User Manual
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When using the following chart it may be found that overhaul of major components are necessary. In this
case it is recommended that your authorised dealer make these repairs as they are properly equipped to
do this work.
WARNING: PREVENT ACCIDENTS - ALWAYS switch off the mower engine, turn the ignition
controls to the ‘off’ position and apply the parking brake before attempting to work on the mower.
TROUBLE SHOOTING
FAULT
POSSIBLE CAUSE
REMEDY
Engine will not start
Travel control interlock switch sensor not
energised
Ensure travel control levers are in the neutral
position
Check setting of interlock switch sensor
Ignition control switched off
Turn ignition control to the ‘on’ position
Engine switch in the ‘off’ position
Turn the ignition switch to the ‘on’ position
Cutterhead drive interlock switch sensor not
engaged
Check setting of cutterhead interlock switch
sensor
Disengage the cutterhead drive
Fuel valve closed
Turn the fuel valve to the ‘on’ position
Insufficient ‘choke’
Reset the choke lever
For all other engine problems; refer to ENGINE HANDBOOK
Lack of transmission
drive
Parking brake engaged
Release parking brake
Low oil level
Fill reservoir to correct level
Air in system
Carry out ‘bleeding’ procedure
Incorrect oil used
Drain reservoir and refill with correct oil
Drive belt incorrectly tensioned
Re tension drive belt
Broken drive belt
Replace drive belt
Bypass valve open
Close bypass valve
Incorrect linkage adjustment
Re adjust linkage setting
Defective hydrostatic unit or transaxle
Consult your authorised dealer
Forward / backward
transmission creep in
neutral
Neutral adjustment incorrectly set
Re adjust neutral detent mechanism
Transmission system
overheating
Blocked cooling fins
Clean fins
Hydrostatic unit oil level low
Check reservoir and top up as necessary
Air in hydrostatic system
Carry out ‘bleeding’ procedure
Transaxle oil level low
Check the dipstick and fill to the correct level
Parking brake engaged
Disengage parking brake
Cutterhead drive brake engaged
Re adjust brake settings
Defective cooling fan or fan drive
Check fan operation and service as required