Case CX460 Crawler Excavator Workshop Repair & Service Manual
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Model:
Complete digital official shop manual contains service, maintenance, and troubleshooting information for the Case CX460 Crawler Excavator. Diagnostic and repair procedures are covered in great detail to repair, maintain, rebuild, refurbish or restore your Case CX460 like a professional mechanic in local service/repair workshop. This cost-effective quality manual is 100% complete and intact as should be without any missing pages. It is the same factory shop manual used by dealers that guaranteed to be fully functional to save your precious time.
This manual for Case CX460 Crawler Excavator is divided into different sections. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, and assembling instructions. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. It is in the cross-platform PDF document format so that it works like a charm on all kinds of devices. You do not need to be skilled with a computer to use the manual.
"7-27691EN.pdf"
CASE CX460 Tier 3 Crawler Excavator Service Manual
688 pages
EXCERPT:
CX460 TIER 3 CRAWLER EXCAVATOR
SERVICE MANUAL
TABLE OF CONTENTS
DIVISION/SECTION SECTION N° REFERENCE N°
1 GENERAL INFORMATION
Safety, general information and standard torque data ...........1001 7-27691EN
General specifications and special torque setting ....1002 SC4601002-0EN
2 ENGINE
Radiator and oil-cooler ......2001 SM4602001-0EN
Engine specifications................*
Disassembly and assembly of the engine ..........*
3 FUEL SYSTEM
Fuel tank...............3001 SM4603001-0EN
Fuel engine system .....*
4 ELECTRICAL SYSTEM
Electrical system, electrical and electronic troubleshooting ...............4001 SC4604001-0EN
Main and engine electronic control boxes ...4003 SM4604003-0EN
5 UNDERCARRIAGE
Removal and installation of tracks ...............5001 SM160B5001-0EN
Rollers .................5003 SM4605003-0EN
Sprocket................5004 SM160B5004-0EN
Idler wheel and tension shock absorber ......5005 SM4605005-0EN
6 DRIVE TRAIN
Drive motor and final drive transmission removal and installation......6001 SM4606001-0EN
Swing reduction gear, removal and installation ........6003 SM4606003-0EN
Swing reduction gear, disassembly and assembly ...6004 SM4606004-0EN
Travel reduction gear disassembly and assembly ...6005 SM4606005-0EN
7 UNDERCARRIAGE HYDRAULICS
8 UPPERSTRUCTURE HYDRAULICS
Depressurizing and decontaminating the hydraulic system, use of the
vacuum pump and bleeding the components.......8000 SM4608000-0EN
Specifications, troubleshooting, checks and hydraulic pressure settings ........8001 SC4608001-0EN
Hydraulic reservoir removal and installation ............8002 SM4608002-0EN
Main and hydraulic pilot pumps, removal and installation ....8003 SM4608003-0EN
Main hydraulic control valve, removal and installation ..........8004 SM4608004-0EN
Attachment cylinders, removal and installation ........8005 SM4608005-0EN
Hydraulic swivel, removal and installation ...............8006 SM4608006-0EN
Pilot blocs, removal and installation.............8007 SM4608007-0EN
Swing motor, removal and installation .........8008 SM4608008-0EN
Main hydraulic pump, disassembly and assembly ....8010 SM4608010-0EN
Main hydraulic control valve, disassembly and assembly......8011 SM4608011-0EN
Attachment cylinders, disassembly and assembly ...8012 SM4608012-0EN
Hand control levers, disassembly and assembly ......8013 SM4608013-0EN
Foot control levers, disassembly and assembly........8014 SM4608014-0EN
Six-solenoid valves, disassembly and assembly ......8015 SM4608015-0EN
Caution valve, disassembly and assembly ...............8016 SM4608016-0EN
Safety valves.........8017 SM4608017-0EN
Hydraulic swivel, disassembly and assembly ...........8018 SM4608018-0EN
Swing motor, disassembly and assembly ....8019 SM4608019-0EN
Hydraulic functions ............8020 SC4608020-0EN
Travel hydraulic motor, disassembly and assembly ...............8021 SM4608021-0EN
Fan motor, removal and installation.............8022 SM4608022-0EN
Fan motor, disassembly and assembly........8023 SM4608023-0EN
Fan pump, removal, disassembly, assembly and installation..............8024 SM4608024-0EN
Hydraulic component functions.......8030 SC4608030-0EN
9 UPPERSTRUCTURE
Upperstructure, turntable and counterweight.............. 9002 SM4609002-0EN
Boom, dipper and bucket ..... 9003 SM4609003-0EN
Seat, removal and installation........... 9004 SM4609004-0EN
Cab and cab equipment....... 9005 SM4609005-0EN
Air conditioning unit disassembly and assembly......... 9007 SM4609007-0EN
Large size hydraulic schematics .....Pocket 87574463A
Large size electrical schematics .....Pocket 87574470A
MAIN HYDRAULIC PUMP
Removal and installation
STEP 1
Park the machine on hard, flat ground. Lower the attachment to the ground.
STEP 2
Release pressure in the hydraulic system and in the hydraulic reservoir (see Section 8000).
STEP 3
Disconnect the battery ground (-) cable (1) from the battery.
STEP 4
Remove the access panel (1) below the hydraulic reservoir.
STEP 5
Put an appropriate container under the hydraulic reservoir. Open the drain cock and drain the hydraulic fluid. Close the cock.
STEP 6
Remove the engine hood (1) then the protective grille (2).
STEP 7
Disconnect all the hoses from the quick coupling control block (A). Remove the block (A) from the panel (B).
STEP 8
Remove all the retaining screws (A) from the panel (B), then remove the panel (B).
STEP 9
Remove the circlip (1) fastening the silencer pipe to the turbocharger.
NOTE: All the engine and the exhaust system to cool down before starting any disassembly.
STEP 10
Remove the four retaining nuts from the silencer circlips, then remove the two circlips.
NOTE: When installing, tighten the nuts to the torque specified on page 3.
STEP 11
Remove the silencer assembly (1) from the machine.
STEP 12
Remove the three retaining screws (1) from the silencer bracket, then remove the silencer bracket.
NOTE: When installing, tighten the screws to the torque specified on page 3.
STEP 13
To facilitate proper installation, attach identification tags to all hoses and electrical connections of the main hydraulic pump and the pilot pump.
STEP 14
Remove the pipes, the hydraulic hoses and the electrical connections. Seal all hoses and unions of the main pump as well as those of the pilot pump.
STEP 15
Install an appropriate lifting apparatus on the hydraulic pump. Do not leave any slack so that the pump can be supported once the fastening screws of the pump are removed.
STEP 16
Remove the retaining screws of the hydraulic pump.
NOTE: When installing, tighten the screws to the torque specified on page 3.
STEP 17
Remove the hydraulic pump from the motor and put it away from the machine. Place the hydraulic pump on a clean workbench using suitable brackets.
NOTE: Carry out the following step only if a new hydraulic pump needs to be installed.
STEP 18
Remove the connections of the hydraulic pump that has just been removed and install them on the new hydraulic pump. Remove and install the connections one after another to avoid improper installation of the connections on the new hydraulic pump.
NOTE: For installing the hydraulic pump, proceed in the reverse order to that of removal. Replace all rings with new rings.
STEP 19
Remove the four screws and washers (1). Remove the cover (2) and the O-ring from on top of the hydraulic reservoir. Scrap the O-ring. Fill the hydraulic reservoir with hydraulic fluid (see Section 1002) up to a level in between the "high" and "low" marks on the visual gauge. Install the cover with a new O-ring, fasten it using four screws and washers (1).
Connect the ground (-) cable (1) of the battery.
STEP 20
NOTE: Always drain the air out from the hydraulic pump before starting the engine. If the air has not been drained out, the pump can get damaged. For the procedure, see Section 8000.
NOTE: Before carrying out any work with the machine, operate the swing, travel and the attachment for five minutes with the engine at idle speed. Check that there are no leaks in the system, check the oil level in the hydraulic reservoir. Top up if necessary, refer to Section 8001.
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