763 Hydraulic Schematic mc-2655legend-2

Posted in 763
5000 PSI (34475 kPa)
RELIEF/REPLENISHING VALVE -HIGH
PRESSURE:
FLOW DIVIDER ADJUSTMENT VALVE
23
21
22
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BLEED OFF REAR
AUXILIARY ("SV2")
LOAD SHUTTLE VALVE - BLEED OFF24
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - FLOW CONTROL
SPOOL
RESERVOIR:1
2
3 DIFFERENTIAL PRESSURE SWITCH:
4
SPRING LOADED FILTER BYPASS
8 HYDRAULIC PUMP:
VALVE: 45-55 PSI (311-379 kPa)
14.3 GPM (54 L/min.)
Capacity . . . 14 Qt. (13.2 L)
Gear Type
at 2650 RPM at 1150 PSI (7929 kPa)
ONE WAY RESTRICTOR VALVE
Printed in U.S.A.
DRIVE MOTOR SHUTTLE VALVE
5 RELIEF/REPLENISHING VALVE - HIGH
RELIEF VALVE - CHARGE INLET:
6
7
PRESSURE: 5000 PSI (34475 kPa)
12
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - AUXILIARY
13
RELIEF VALVE - PORT: .
3500 PSI (24132 kPa)
(Optional)
14 LOAD CHECK VALVE
15
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - LIFT/TILT
CONTROL
16
17 PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - BICS LOCK
VALVE - TILT CONTROL
18
PULL BUTTON ACTIVATED
DIRECTIONAL CONTROL VALVE -
LIFT ARM BY PASS
19
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - UNLOADING
SPOOL
20
36-44 PSI (250-300 kPa)
N ormally Closed
155-165 PSI (1069-1138 kPa)
at 2650 RPM
at 14.3 GPM (54 L/min.)
W/120
0
F. (49
0
C.) Fluid
RELIEF VALVE - MAIN:
2900-3000 PSI (20000-20685 kPa)
at Front Quick Couplers
9
10
RELIEF VALVE - PORT:
3500 PSI (24132 kPa)
ANTICAVITATION VALVE
11
(O ptional - ADVANCED HAND
CONTROLS ONLY)
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - BICS LOCK
VALVE - LIFT CONTROL
HYDRAULIC/HYDROSTATIC SCHEMATIC
(Printed October 2001)
(S/N 512450001 AND ABOVE)
LEGEND
763 (S/N 512250001 AND ABOVE)
MC2655LEGEND
1 of 2
Dealer Copy -- Not for Resale
29
30
NOTE: Unless otherwise specified
springs have NO significant
pressure value.
25 PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - FOR REAR
AUXILIARY - NORMALLY CLOSED
26
27
28
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - FOR REAR
AUXILIARY - NORMALLY OPEN
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - TO ACTIVATE
REAR AUXILIARY ("SV1")
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - FOR REAR
AUXILIARY - NORMALLY CLOSED
31 FILTER - HYDRAULIC (CANISTER)
32 FILTER - CASE DRAIN (SINTERED
BRONZE)
33 FILTER - BICS CONTROL VALVE
(SCREEN)
34 CHECK VALVE - BUCKET POSITION
VALVE
35
FILTER - DIVERTER VALVE
(SINTERED BRONZE)
36 VARIABLE CAPACITY DISPLACEMENT
BIDIRECTIONAL HYDROSTATIC
PUMP
37
FIXED CAPACITY DISPLACEMENT
BIDIRECTIONAL HYDROSTATIC
MOTOR
38
40
CHECK VALVE - BICS CONTROL
VALVE
41
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - FOR REAR
AUXILIARY - NORMALLY OPEN
RESTRICTION
MC2655LEGEND (10-9-01)
SHUTTLE RELIEF VALVE:
(Not Adjustable - Factory Set)
65 PSI (448 kPa)
45 SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - AUXILIARY
BLEED VALVE (USED ON MACHINES
46 LOAD SHUTTLE VALVE - AUXILIARY
BLEED VALVE (USED ON MACHINES
3500 PSI (24132 kPa)
RELIEF VALVE - PORT:
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - BUCKET
POSITION VALVE (ON/OFF)
42
MUFFLER (I f Equipped)
+
39 ONE WAY RESTRICTOR VALVE
43
44
RELIEF/ANTICAVITATION VALVE -
PORT (TILT BASE END)
3500 PSI (24132 kPa)
WITHOUT REAR AUXILIARY)
WITHOUT REAR AUXILIARY)
HYDRAULIC/HYDROSTATIC SCHEMATIC
(Printed October 2001)
(S/N 512450001 AND ABOVE)
LEGEND
763 (S/N 512250001 AND ABOVE)
MC2655LEGEND
2 of 2
Dealer Copy -- Not for Resale