Operation and maintenance manual

Section 120-0010 Transmission - Transmission and Mounting
SM 2124 Rev 3 8-03
6
P1
KR
B
D
Y1
NFS
F
55
P2
K4
B
D
Y2
NFS
E
60
P3
K1
B
D
Y3
NFS
D
56
P4
K3
B
D
Y4
NFS
HDV
C
58
K
65
P5
KV
B
D
Y5
NFS
TEMP
RV-9
B
53
P6
K2
B
D
Y6
NFS
A
57
32
16
15
63
3433
WGV
WK
WSV
WK-M
WK-V
RT-V
RT
H
51
66
52
28
29
CONVERTER
BYPASS VALVE
NOT SCOPE OF SUPPLY ZF
PRESSURE REDUCTION VALVE
5.5 bar
TO THE RETARDER VALVE
5.5 bar
HYDRAULIC PRESSURE
WT (SCOPE OF SUPPLY CUSTOMER)
WITH RETARDER
FILLING POSITON
ZF-FINE FILTER
IN THE CABIN
OIL SUMP
LUBRICATION
WITHOUT RETARDER
TRANSMISSION PUMP
COARSE FILTER
67
LEGEND:
= MAIN PRESSURE
= CONTROLLED MAIN PRESSURE
= PILOT PRESSURE
= CONVERTER INLET PRESSURE
= CONVERTER EXIT PRESSURE
= LUBRICATION
= RETURN TO SUMP
SM - 2570
No. Denomination of the Position Port
15 To the heat exchanger
16 From the heat exchanger
28 To the ZF-filter
29 From the ZF-filter
32 Behind the Convertor to heat exchanger
33 Before the Convertor to heat exchanger
34 From heat exchanger to lubrication into Transmission
51 Before the Convertor - Opening Pressure 8.5 bar H
52 Behind the Convertor - Opening Pressure 5 bar
53 Clutch forward 16+2 bar KV B
55 Clutch reverse 16+2 bar KR F
56 Clutch 16+2 bar K1 D
57 Clutch 16+2 bar K2 A
58 Clutch 16+2 bar K3 C
60 Clutch 16+2 bar K4 E
63 Temp. 100° C behind the retarder (short time 150° C)
65 System pressure 16+2 K
66 Temp. 100° C behind the converter (short time 120° C)
67 WK-Control pressure 13±1 bar
Fig. 5 - Oil Circulation Diagram for Typical Transmission with Lockup Clutch and Retarder