Bobcat 741 - Page 30

HYDRAULIC SYSTEM
10 MICRON FILTER BY-PASS VALVE
Page
Number
Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-37
HYDRAULIC CONTROL PEDALS (SIN 14999 & Below)
Adjustment . . .... . ... .. . .. . . . .. ... . . . . .. . . . ....... .. ........ . . 2-38
Removal And Installation . .. .... ... ..... . .. ... . . . .. . .. . . .. .... .. 2-38
HYDRAULIC CONTROL PEDALS (SIN 15001 & Above)
Adjustment
..... . . .. ..... . ..... .. ..... . .. ... ... . . . . .. .. . .. . ... 2-39
Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-39
HYDRAULIC CONTROL VALVE (Gresen)
Adjusting the Auxiliary Detent . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.. 2-17
Auxiliary Section . . .. . .. ... .... .. .. .... .. . . .. ...... . .. . ..... ... 2-15
Checking the Relief Valve .. . ...... . ... .. .... .. ..... .. ..... . . ... 2-7
Disassembly And Assembly ... . . .. . . . . . . .. . . . ... . .... . . .... .... 2-9
Inlet Section ... .... .... . ... .. . .. . .... . .... ... ...... .. . ... .. . . . 2-10
Lift Section . ..... .. ... . ... .. .... . .. ... . ...... .. ....... . . . ..... 2-12
Main Relief Valve Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . 2-8
Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-8
Tilt Section ........ . .. . ............ . .. . ...... .... . .. . .... . .... 2-10
Valve Spool Bolt . ... .. . .. ..... .... ... ......... . .... . ... ..... . . 2-17
HYDRAULlCIHYDROSTATIC RESERVOIR
Checking And Adding Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34
Removal And Installation ........ ..... . . . . . . ... . . .. . ... ........ . 2-35
Removing Hydraulic Oil ... . ... . . ... . .. .. ... .. .. . .... . . . . . . ... .. 2-34
HYDRAULIC SYSTEMS INFORMATION
Flare
Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Straight Thread O-ring Fitting ....... . ........ . .... . ..... ... .. . . 2-2
Tubelines And Hoses .. ... . .... ...... . .. ... ... .. .. .. . ...... . ... 2-2
HYDRAULIC PUMP (SIN 14999 & Below)
Checking The Output Of The Hydraulic Pump .. . ... . . .... ... . . . . " 2-18
Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-19
HYDRAULIC PUMP (SIN 15001 & Above)
Hydraulic Pump Starting Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-26
Removal And Installation ............ . ..... . . .. . . .. .... .. ... .. . . 2-23
Vane Pump Drive Shaft Removal And Checking . . . . . . . . . . . . . . . . . . . 2-25
LIFT CYLINDER
Checking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-3
Removal And Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-3
OIL COOLER
Removal
And Installation (741) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 2-36
Removal And Installation (742 & 743) .... . ..... . .. .... .. .. ... .. .. 2-36
Continued On Next Page
I
HYDRAULIC
SYSTEM
741, 742, 743, 7430S Bobcat Loader
Service Manual