8.1 Gen eral in for ma tion
• Ob serve the safety in for ma tion
• Only qual i fied and authorised per sons may carry out re -
pair work
• In case of faults, the op er at ing and main te nance in struc -
tions must be re ferred to for cor rect op er a tion and main -
te nance.
• If the cause of the fault can not be lo cated or rem e died, an
authorised Ammann Ser vice Cen tre should be con tacted.
• Al ways first check the most likely causes (fuses, LEDs,
etc.)
8. Trou bles hoo ting
81
8.2 Fault tab le
Pos si ble cause Rem edy Re marks
En gine does not start
Speed con trol le ver in «STOP»-po si tion
No fuel reach ing in jec tion pump
– Tank run dry
– Fuel fil ter blocked
– De fec tive feed pump
Oil pres sure lost
Com pres sion too low
Set le ver to «START»-po si tion
Add fuel
Re new fuel fil ter
Func tion must be checked
Check en gine oil level
Con tact a HATZ-ser vice sta tion
Ac ti vate me chan i cal oil pres sure mon i tor
En gine stops by it self dur ing reg u lar op er a tion
Fuel sup ply is in ter rupted
– Tank run dry
– Fuel fil ter blocked
– De fec tive feed pump
Oil pres sure lost
Me chan i cal de fects
Add fuel
Re new fuel fil ter
Func tion must be checked
Check en gine oil level
Con tact a HATZ-ser vice sta tion
Ac ti vate me chan i cal oil pres sure mon i tor
Re duced en gine per for mance
Fuel sup ply is ob structed
– Tank run dry
– Fuel fil ter blocked
– Tank vent ing is in ad e quate
– Leaks at pipes un ions
Air cleaner blocked
In cor rect valve clear ance
Too much oil in en gine
De fault in hy drau lic sys tem
Add fuel
Re new fuel fil ter
En sure that tank is ad e quately
vented
Check threaded pipe un ions
Re move dirt from air cleaner
Ad just valve clear ance
Drain off en gine oil down to up per
mark on dip stick
Con tact a Ammann-ser vice sta tion
En gine runs, ma chine does not move for ward
Cen trif u gal clutch lin ing worn
De fault in hy drau lic sys tem
Re place lin ings and springs
Con tact a Ammann-ser vice sta tion
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General