14 | Problems diagnostics
260 DOCMA0000006‐UK ﴾ENG﴿ ‐ Samson FPT 3A
TROUBLE CAUSE SOLUTION
Thevehiclelosesspeed Hydraulicoilsuctionfilterclogged Removetheoilfilterandreplaceit
Hydrostatictransmissionfailure Repairorreplacethetransmission
Inchingpedalfailure Check the correct operation of the
pedal
14.3 Brakes
TROUBLE CAUSE SOLUTION
Thevehicledoesnotbrake Lackofoilintheoilbrakestank Refillthetankand/orPurgethesystem
Lossoffluidfromthecircuit Checkforleaks
Brakediscsworn Replacethepads
Brakespumpfailure Repairorreplace
Unsuitable fluid in the circuit or in the
differentialsump
Check the brake oil specifications
indicated
14.4 Steering wheel
TROUBLE CAUSE SOLUTION
The machine runs sideways
Thewheelsarenotaligned
Thewheelsarenotcorrectlyaligned Alignthem
Steeringselectionerror Putbacktheleverinadifferentsteering
mode
Controldistributorfailure Repairorreplacethedistributor
Leakage from the steering wheel
hydrauliccylinders
Replacethegaskets
14.5 Telescopic boom
TROUBLE CAUSE SOLUTION
The vehicle does not lift the
load
Theysafetysystemshaveactivated Seethe"Antitippingdevice"chapter
Electricalsystemfailure Checkthefusesandelectricalsystem
Hydraulicoillevelinthetankinsufficient Topup
Relativehydraulicpumpfailure Repairorreplacethepump
Distributorlowcalibration Checkandrecalibratethedistributor