MAFI Trac T225, Maintenance Manual

Page: 84 / 142

MAINTENANCE WORK
HYDRAULIC SYSTEM
82 Maintenance manual T225/T230
Hydraulic system
A hydraulic pump, which is flange-mounted on the
transmission housing, builds up pressure in the hydraulic
system. Oil is conveyed through valves, lines, and hoses to
the hydraulic cylinders.
The following components are powered by the MT's hydraulics
system:
z
Fifth wheel
z Steering axle
T h e hy d ra u l i c s d i a g ra m s a r e a l way s s e p a r a t e l y
s u p p l i e d .
W A R N I N G !
D a n g e r o f i n j u r y !
W h e n wo r k i n g o n t h e hy d r a u l i c s y s t e m , 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 r a u l i c o i l s p ray 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
M a ke s u r e t h a t t h e hy d r a u l i c s y s t e m i s
d e p r e s s u r i s e d .
X
C a r r y o u t t h e m a i n t e n a n c e o n l y o n t h e d e p r e s s u r i s e d
hy d ra u l i c s y s t e m .
X
M a ke s u r e t h a t t h e e n g i n e c a n n o t b e sw i t c h e d o n .
Checking the hydraulic oil level
The hydraulic oil tank is located on the vehicle's right side. To
check the oil level, you need to lower the fifth wheel
completely.
Fig. 51: Oil viewing window
X
Use the oil viewing window to check the oil level.
The oil level should lie between the “MIN” and “MAX”
markings.
X
Refill hydraulic oil into the oil return filter if necessary, see
“Changing the hydraulic oil” on page 84 .
Use hydraulic oil of the same specifications, see “Oils” on
page 105 .
11-C26-021-001A-3