Fayat DYNAPAC F1000T T4f, Operation & Maintenance Manual

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D 137
2.2 Malfunctions on the paver or screed
Malfunction Cause: Remedy
At the diesel engine Diverse See operating instructions for the engine
Diesel engine does
not start Batteries drained See ”External starting" (start assistance)
Other see ”Towing”
Tamper or vibration
does not operate
Tamper is obstructed by cold
bitumen
Properly heat the screed
Hydraulic oil level in the tank
is too low
Fill with oil
Pressure limiting valve is
defective Replace the valve; if necessary, repair and
adjust the valve
Leak in the suction line of the
pump Seal or replace the connections
Tighten or replace the hose clamps
Oil filter is dirty or plugged
(clogged)
Replace the filter
Conveyor or augers
run too slowly
Hydraulic oil level in the tank
is too low.
Fill with oil
Power supply is interrupted
Check fuses and cables; replace
if necessary
Sensor is defective Replace the sensor
One of the pressure limiting
valves is defective
Repair or replace the valves
Pump shaft broken Replace the pump
Limit sensor does not regu-
late correctly Check the sensor; replace the sensor if
necessary
Pump is defective
Replace the pump. Check the system for
contaminants
Oil filter is dirty or plugged Replace the filter
Hopper cannot be
swung open
Engine speed is too low Increase the speed
Hydraulic oil level is too low Fill with oil
Leak in the suction line Tighten the connections
Flow rate regulator defective Replace
Leaking seals in the hydraulic
cylinder
Replace
Control valve is defective Replace
Power supply interrupted
Check fuse and cables; replace
if necessary