8.5.1
Fill ing and bleed ing the cir cuit
•
Re lease lock ing screw (1).
•
Set throt tle le ver (2) to «V».
•
Pour in hy drau lic fluid whilst con tin u ally chang ing the throt tle
le ver po si tion. To en sure cor rect bleed ing, from time place the
shaft ver ti cally.
•
Stop fill ing when
•
a dis tinct «click ing»-noise is heard in the ex citer whilst
shift ing the le ver
•
you no lon ger feel a cush ion of air when mov ing the
throt tle le ver.
•
To check oil level, start en
gine and bring up to op
er
at
ing
speed.
•
Move throt tle le ver sev eral times back wards and for wards be -
tween «V» and «R».
•
The cor rect oil level should be some where in the area shown
(See Illus.); at this point the throt tle le ver must be in the «V»
po si tion.
•
If the level is too low, top up with hy drau lic fluid; if too high,
drain off ex cess fluid.
•
With the ma chine run ning and the throt tle le ver in the «V» po -
si tion, close lock ing screw (1).
8.5.2
Hy drau lic hose lines
1
Ammann Ar ti cle No.
2
Man u fac turer/Month and year of man u fac ture
3
Max. op er at ing pres sure
The func tion of hy drau lic hose lines must be tested at reg u lar in -
ter vals (min i mum once a year) by an ex pert (with a knowl edge of
hy drau lics).
Hose lines must im me di ately be re placed in the fol low ing in -
stances:
•
Dam age to the outer layer to the in ner lin ing (abra sion marks,
cracks, cuts, etc.).
•
Brit tle ness of the outer layer (crack ing of hose cov er ing).
•
Un nat u ral de for ma tions of the hose line. This ap plies to both a
pressureless and pres sur ised con di tion (e.g. layer sep a ra tion,
blis ter for ma tion, crushed ar eas, kinks).
•
Leaks.
•
Dam
age or de
for
ma
tion of hose fit
tings (im
paired seal
ing
func tion).
•
Hose slips out of the fit ting.
•
Cor ro sion of fit ting (de grad ing of func tion and strength).
•
Im proper in stal la tion.
•
Use be yond the ex piry date of max. 6 years.
A
1
2
0
2
0
0
0
0-
2
H
b
m
G
g
n
ut
h
ci
dr
e
V
n
n
a
m
m
A
8
1
0
2/
8
0
8. Main te nance ma chine
94
w
When fill ing, the cir cuit path is short ened.
