t190 Hydraulic Schematic v-0500legend-2

HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH HIGH FLOW OPTION
T190 (S/N 527011001 AND ABOVE)
(S/N 527711001 - 527712999)
(S/N 527811001 - 527712999)
(S/N 527911001 AND ABOVE)
FILTER - HYDRAULIC (CANISTER)
SPRING LOADED FILTER BY-PASS
VALVE: 45-55 PSI (3,1-3,8 Bar)
RESERVOIR:
Capacity . . . . . . . 19.2 Qts. (18,2 L)
1
FILTER - CASE DRAIN (SINTERED
BRONZE)
32
31
2
19
PULL BUTTON ACTIVATED
DIRECTIONAL CONTROL VALVE - LIFT
ARM BY-PASS
33
FILTER - BICS CONTROL VALVE
(SCREEN)
9
RELIEF VALVE - MAIN:
3250-3350 PSI (224-231 Bar)
at Front Quick Couplers
11
ANTICAVITATION VALVE
44
RELIEF/ANTICAVITATION VALVE -
PORT (TILT BASE END)
3500 PSI (241,3 Bar)
39
CHECK VALVE - With 80 PSI (5,5 Bar) Spring
12
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - AUXILIARY
10
RELIEF VALVE - PORT: . . . . . (Optional)
3500 PSI (241,3 Bar)
5
RELIEF/REPLENISHING VALVE - HIGH
PRESSURE: 5000 PSI (345 Bar)
6
RELIEF VALVE - CHARGE INLET:
220-270 PSI (15,1-18,6 Bar)
at High Engine Idle
With 140 degrees F. (49 degrees C.) Fluid
24
25
LOAD SHUTTLE VALVE - BLEED OFF
26
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - TWO COIL
29
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - HYDRAULIC
POWERED BOB-TACH
LEGEND
FLOW DIVIDER ADJUSTMENT VALVE
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - FLOW CONTROL
SPOOL
PILOTED ACTIVATED DIRECTIONAL
CONTROL VALVE - LIFT CONTROL
CHECK VALVE - BUCKET POSITION
VALVE
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
FIXED CAPACITY DISPLACEMENT
BIDIRECTIONAL HYDROSTATIC
MOTOR
3
22
34
38
21
20
17
18
43
Printed in U.S.A.
16
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BICS CONTROL
8
HYDRAULIC PUMP . . . . . . . Gear Type:
(For S/N 527011001 & Above, S/N 527911001
& Above)
16.9 GPM (64 L/min.) at High Engine Idle
(For S/N 527711001 - 527712999, S/N
527811001 - 527812999)
16.3 GPM (61,7 L/min.) at High Engine Idle
23
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BASE
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
4
DRIVE MOTOR SHUTTLE VALVE
7
FRONT AUXILIARY MANUAL
PRESSURE BLEED-OFF VALVE
13
RELIEF VALVE - PORT: . . . . . (Optional)
3100 PSI (213,8 Bar)
15
LIFT CYLINDER SPOOL - MADE TO
RESTRICT FLOW DURING BOOM
DOWN BUT NOT DURING BOOM UP
37
SHUTTLE RELIEF VALVE
(Not Adjustable - Factory Set)
65 PSI (4,5 Bar)
45
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - ROD
RESTRICTOR - 0.031 inch (0,8 mm)
RELIEF VALVE: 3300 PSI (228 Bar)
30
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 - 3300 PSI (228 Bar)
51
52
CHECK VALVE
53
AUXILIARY HYDRAULIC PUMP -
9.5 GPM (36 L/min) at High Engine Idle
54
CHECK VALVE - With 300 PSI (20,7 Bar)
Spring with 0.016 inch (0,40 mm) orifice
55
HYDRAULIC BRAKE - SPRING APPLIED
- PRESSURE RELEASE
27
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - REAR AUXILIARY
28
RESTRICTOR - 0.140 inch (3,6 mm)
42
RELIEF VALVE - PORT:
3500 PSI (241,3 Bar)
40
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BUCKET POSITION
VALVE (ON/OFF)
41
CHECK VALVE - BICS CONTROL VALVE
56
CHECK VALVE
57
RELIEF VALVE - BRAKE PRESSURE
500 PSI (34,5 Bar)
58
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE
V-0500legend (3-10-05)
NOTE: Unless otherwise specified, springs have
NO significant pressure value.
(PRINTED MARCH 2005)
V-0500legend
14
LOAD CHECK VALVE
HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH HIGH FLOW OPTION
T190 (S/N 527011001 AND ABOVE)
(S/N 527711001 - 527712999)
(S/N 527811001 - 527712999)
(S/N 527911001 AND ABOVE)
LEGEND
(PRINTED MARCH 2005)
V-0500legend
1 of 1
Dealer Copy -- Not for Resale