Jungheinrich DFG 316s, Operating Instructions Manual

Page: 121 / 187

05.10 EN
122
Fault Possible Cause Action
Starter does not turn – Battery charge too low.
– Battery connection
cable loose or terminals
oxidized.
– Starter motor cable
loose or broken,
– Starter motor magnetic
switch jammed.
– Faulty fuse.
– Check battery charge,
charge battery if
necessary
– Clean and grease
terminals, tighten
battery connection
cable.
– Check starter motor
cable, tighten or replace
as required
– Check if the magnetic
switch audibly engages.
– Check the fuses.
Engine oil pressure
indicator lit – No oil pressure – Check engine oil level,
top up if necessary
Overtemperature indicator
lit – Hydraulic oil level too
low
– Cooler contaminated.
– Coolant level too low.
– Check hydraulic oil, top
up if necessary.
– Clean radiator
– Check engine radiator
system for leaks, add
coolant if necessary.
Engine running but truck
does not travel – Travel direction switch
in neutral.
– Parking brake applied.
– Set travel direction
switch to required
direction
– Release the parking
brake.
Truck does not reach max.
speed – Hydraulic reservoir oil
level too low.
– Check hydraulic oil, top
up if necessary.
Lift speed too low – Hydraulic reservoir oil
level too low.
– Hydraulic reservoir
discharge system
contaminated or
blocked.
– Check hydraulic oil, top
up if necessary
– Replace hydraulic
reservoir discharge
system.
Load cannot be raised to
max. height. – Hydraulic reservoir oil
level too low.
– Check hydraulic oil, top
up if necessary.
Steering is sluggish – Steering axle tyre
pressure too low.
– Check tyre air pressure,
increase to correct
pressure if necessary.
Excessive steering play – Air in steering system – Check hydraulic oil level
and top up if necessary,
then turn the steering
wheel several times
from one end to the
other.