ALPHA PLUS HARDI NOVA
D
D E
E S
S C
C R
R II P
P T
T II O
O N
N A
A N
N D
D O
O P
P E
E R
R A
A T
T II O
O N
N
CHAPTER
2
2- 26
2
2 - 1
1 4
4 E
E LL E
E C
C T
T R
R O
O N
N II C
C A
A N
N T
T II - S
S K
K II D
D U
U N
N II T
T (( O
O P
P T
T II O
O N
N ))
TWIN
RPM
+
-
REGULOR
S
E L E C T I O
N
N
E
R
A
L
'
A
R
R
E
T
AU
T
O
MANU
2
2-
1
13
3
-
5
5
A
AN
NG
GLLIIN
NG
G O
OF
F A
AIIR
R A
AN
ND
D LLIIQ
QU
UIID
D A
AD
DJJU
US
ST
TM
ME
EN
NT
T
HARDI NOVA TWIN 4520 module
By pressing the TWIN module pre-set or switches on the joystiick for more than 3 seconds , the current set-
tings of the fan speed and the air slot angle is memorized.
By pushing one of the pre-set keys, the Twin module activates the appropriate stored parameters for speed
and air air angle (HARDI NOVA see Nova manual)
2
4
S2
S1
S3
S4
3
1
1
2
3
4
5
R3
R1
R2
R1
FRONT RIGHT
FRONT LEFT
REAR LEFT
REAR RIGHT
The anti-skid system has to be operated when the machine works in hard and hilly conditions
CAUTION : Switch on the anti-skid system before starts slipping of the machine
Push on the switch ((1
1)), control light ((2
2)) lights up to indicate anti-skit is operating
The speed sensors R
R1
1 to R
R4
4 incorporated the hydraulic motors ((5
5)) continuously measure the rotation speed
of each drive wheel. The regulating computer ((4
4)) compares those speeds and if necessary reduces hydraulic
flow to the wheel which has a tendency to spin.
1
1
Hydraulic pump
2
2
Hydraulic valve S1 to S4
3
3
Speed sensor R1 to R4
4
4
Electronic unit
5
5
Hydraulic motor 1 to 4
Speed sensor (Input)
Hydraulic valve control (Output)
Hydraulic circuit
2
1
Summary of Contents for ALPHA PLUS 3500
Page 11: ...ALPHA PLUS TWIN FORCE 1 1 6 F F O O R R E E W W O O R R D D ...
Page 12: ...ALPHA PLUS TWIN FORCE 1 1 7 F F O O R R E E W W O O R R D D ...
Page 13: ...ALPHA PLUS TWIN FORCE 1 1 8 F F O O R R E E W W O O R R D D ...
Page 47: ...ALPHA PLUS HARDI NOVA P P R R E E P P A A R R A A T T I I O O N N CHAPTER 3 3 8 ...
Page 85: ...ALPHA PLUS HARDI NOVA M M A A I I N N T T E E N N A A N N C C E E CHAPTER 5 5 28 ...