Ammann APR 4920, Translation Of The Original Operating Instructions, Page: 58 / 160

6.1 General notes
Care ful main te nance:
ð
in creased ser vice life
ð
in creased func tion se cu rity
ð re duced downtimes
ð
in creased re li abil ity
ð
re duced re pair costs
•
Ob serve the safety reg u la tions!
•
Main te nance works should only be car ried out when the
en gine is shut off.
•
The en gine and ma chine should be cleaned thorougly be -
fore car ry ing out main te nance work.
•
Park the ma chine on a flat sur face and se cure it against
roll ing away and slip ping.
•
En sure that op er at ing ma te ri als and re placed parts are
dis posed of safely and in an en vi ron men tally - friendly
way.
•
Be fore com menc ing work on any elec tri cal equip ment,
dis con nect the bat tery and cover it with in su lat ing ma te -
ri als.
•
Do not ex change « PLUS » and « MINUS » poles on the bat -
tery.
•
It is es sen tial that short-cir cuits be pre vented in ca bles
car ry ing cur rent.
•
Be fore weld ing works on the ma chine put-off all con nec -
tions and bat tery ca bles.
•
Burn-out lightbulbs in in di ca tor lamps should be re -
placed im me di ately.
•
When clean ing the ma chine with a high-pres sure wa ter
jet, do not spray the elec tri cal com po nents di rectly.
• Af ter wash ing the com po nents, blow-dry them with com -
pressed air in or der to pre vent sur face leak age cur rent
and cor ro sion.
6. Maintenance
53
6.2 Maintenance schedule)
In ter val s
Dai ly 20 h 50 h 100 h 200 h 250 h 400 h
If nec es -
sary
Works
Clean ma chine
l
Check en gine oil level
1)
l
Change en gine oil
1)
l
3)
l
Check the wa ter trap
1)
l
Clean en gine oil fil ter
1)
l
3)
l
Change en gine oil fil ter
1)
3)
Change fuel fil ter
1)
l
Check air fil ter
1)
l
Change air fil ter el e ment
2)
l
(
l
)
Check valve clear ance
1)
l
3)
l
Ex citer: Check oil level
l
Ex citer: Change oil
2)
l
3)
l
Check hy drau lic oil level
l
Change hy drau lic oil
l
Check the hy drau lic hose lines
2)
l
Check rub ber buff ers
l
Check V-belt
l
3)
l
Check screwed con nec tions for tight -
ness
l
3)
l
1)
See en gine op er at ing man ual
2)
Min i mum once a year
3)
For the first time
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