MAFI MT 25, Maintenance Manual

Page: 75 / 128

MAINTENANCE WORK
HYDRAULIC SYSTEM
Maintenance manual MT 25 / 30 YT 73
Check oil level hand pump driver's cab
Check the oil level directly at the hand pump. It is located on
the driver's side of the vehicle next to the front ladder. To check
the oil level you need to lower the driver's cab completely.
Fig. 48: Oil filling screw
X
Remove the oil fill screw.
The oil level has to reach the lower edge of the hole.
X
Refill oil into the oil filler nozzle if necessary.
Use hydraulic oil of the same specifications,
see “Oils” on
page 91 .
Checking hydraulic hoses and connection pieces
W A R N I N G !
D a n g e r o f i n j u r y !
W i t h d a m a g e d hy d r a u l i c h o s e s a n d c o n n e c t i o n p i e c e s,
t h e r e i s a d a n g e r o f i n j u r y f r o m hy d ra u l i c o i l s p r ay i n g o u t
s u d d e n l y a t h i g h p r e s s u r e.
X
I f t h e r e a r e o i l s p o t s u n d e r t h e M T, c h e ck i m m e d i a t e l y
w h e r e t h e l e a k c o m e s f r o m .
X
R e c t i f y t h e c a u s e fo r t h e l e a k i m m e d i a t e l y.
X
Pay a t t e n t i o n t o f i r m l y s e a t e d hy d ra u l i c h o s e s a n d
c o n n e c t i o n p i e c e s.
X
R e p l a c e hy d r a u l i c h o s e s eve r y f i ve ye a r s a t t h e l a t e s t
t o avo i d hy d ra u l i c h o s e s t h a t b e c o m e p o r o u s by a g i n g .
Check the hydraulic hoses and connection pieces for
z Leaks,
z
Porosity,
z Damages, such as nicks and abrasion,
z
Proper mounting.
X
Replace porous and damaged hydraulic hoses immediately
with new hydraulic hoses.
X
Tighten loose connections.