t320 Hydraulic Schematic v-1189legend-2

HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH HIGH FLOW OPTION
T320 (S/N A7MP60001 AND ABOVE)
(S/N AAKZ60001 AND ABOVE)
(PRINTED MARCH 2008)
V-1189legend
FILTER - HYDRAULIC (CANISTER)
SPRING LOADED FILTER BY-PASS
VALVE: 45-55 PSI (3,1-3,8 Bar)
RESERVOIR:
Capacity . . . . . . . 18.8 Qts. (17,8 L)
Reservoir Capacity . 52 Qts. (49,2 L)
1
31
2
19
PULL BUTTON ACTIVATED
DIRECTIONAL CONTROL VALVE - LIFT
ARM BY-PASS
33
14
LOAD CHECK VALVE
9
RELIEF VALVE - MAIN:
3250-3350 PSI (224-231 Bar)
at Front Quick Couplers
11
ANTICAVITATION VALVE
44
12
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - AUXILIARY
10
5
RELIEF/REPLENISHING VALVE - HIGH
PRESSURE: 5000 PSI (345 Bar)
6
RELIEF VALVE - CHARGE INLET:
360 PSI (24,8 Bar)
at High Engine Idle
With 140 degrees F. (60 degrees C.) Fluid
24
25
LOAD SHUTTLE VALVE - BLEED OFF
26
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - TWO COIL
27
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - REAR AUXILIARY
28
29
42
LEGEND
FLOW DIVIDER ADJUSTMENT VALVE
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - FLOW CONTROL
SPOOL
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - LIFT CONTROL
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - UNLOADING
SPOOL
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - TILT CONTROL
DIFFERENTIAL PRESSURE SWITCH:
36-44 PSI (2,5-3,0 Bar)
Normally Closed
3
22
21
20
17
18
43
40
Printed in U.S.A.
16
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BICS CONTROL
8
HYDRAULIC PUMP . . . . . . . Gear Type
21.2 GPM (80,2 L/min.) at High Engine Idle
23
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BASE
41
46
4
DRIVE MOTOR SHUTTLE VALVE
7
FRONT AUXILIARY MANUAL PRESSURE
BLEED-OFF VALVE
13
15
LIFT CYLINDER SPOOL - MADE TO
RESTRICT FLOW DURING BOOM
DOWN BUT NOT DURING BOOM UP
45
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - ROD
RESTRICTOR - 0.031 inch (0,8 mm)
RELIEF VALVE: 3300 PSI (228 Bar)
30
RELIEF/ANTICAVITATION VALVE -
PORT 4000 PSI (276 Bar)
RELIEF/ANTICAVITATION VALVE -
PORT (OPTIONAL) 3500 PSI (241,3 Bar)
HYDRAULIC BRAKE - SPRING APPLIED
- PRESSURE RELEASE
1 of 2
Dealer Copy -- Not for Resale
FILTER - CASE DRAIN (SINTERED
BRONZE)
32
33
FILTER - BICS CONTROL VALVE
(SCREEN)
44
39
CHECK VALVE - With 80 PSI (5,5 Bar) Spring
42
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - HYDRAULIC
POWERED BOB-TACH
V-1189legend (2-28-08)
NOTE: Unless otherwise specified
springs have NO significant
pressure value.
CHECK VALVE - BUCKET POSITION
VALVE
FIXED CAPACITY DISPLACEMENT
BIDIRECTIONAL HYDROSTATIC
MOTOR
34
38
43
40
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BUCKET POSITION
VALVE (ON/OFF)
41
CHECK VALVE - BICS CONTROL VALVE
35
RESTRICTION
36
VARIABLE CAPACITY DISPLACEMENT
BIDIRECTIONAL HYDROSTATIC PUMP
49
47
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE (TWO COIL)
48
RELIEF VALVE - 2000 PSI (137 Bar)
46
37
SHUTTLE RELIEF VALVE
(Not Adjustable - Factory Set)
65 PSI (4,5 Bar)
45
RESTRICTION - 0.089 inch (2,26 mm)
RESTRICTION - 0.025 inch (0,6 mm)
RELIEF VALVE - 1200 PSI (83 Bar)
50
DUMP VALVE - (ON/OFF)
RELIEF VALVE - 3675 PSI (253 Bar)
51
52
CHECK VALVE
CHARGE PUMP -
14.2 GPM (53,7 L/min) at High Engine Idle
CHECK VALVE - With 300 PSI (20,7 Bar)
Spring And With 0.016 inch (0,40 mm) Orifice
53
FILTER - BOB-TACH VALVE
54
AUXILIARY HYDRAULIC PUMP -
15.8 GPM (59,9 L/min) at High Engine Idle
55
56
57
FIXED CAPACITY DISPLACEMENT
HYDRAULIC MOTOR
ANTICAVITATION VALVE
PROPORTIONAL RELIEF VALVE –
(Fan Speed Regulator):
1566 - 1784 PSI (108 - 123 bar)
58
RESTRICTION - 0.343 inch (8,73 mm)
59
60 SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BRAKE
CHECK VALVE
FILTER - HYDRAULIC
61
SPRING LOADED FILTER BY-PASS
VALVE: 75-83 PSI (5,2-5,7 Bar)
62
HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH HIGH FLOW OPTION
T320 (S/N A7MP60001 AND ABOVE)
(S/N AAKZ60001 AND ABOVE)
(PRINTED MARCH 2008)
V-1189legend
LEGEND
2 of 2
Dealer Copy -- Not for Resale