Pilot Valve (Boom Swing) - Install
`
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
[UENR0102]
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Remove
HYDRAULIC SYSTEM
VALVE GP
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Install
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Install
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Disassemble
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Assemble
1.1. Installation Procedure
Installation Procedure
- Install bolts (11) and bracket (12) .
Show/hide table
![]() | |
Illustration 1 | g01227437 |
- Install pilot valve (8). Connect hose assemblies (9) and (10) .
Show/hide table
![]() | |
Illustration 2 | g01226544 |
- Raise pilot valve (8) into position and install bolts (7). Lower the floor mat.
Show/hide table
![]() | |
Illustration 3 | g02157705 |
- Connect harness assemblies (4) and hose assemblies (5) and (6) .
Show/hide table
![]() | |
Illustration 4 | g01226542 |
- Install guard (3). Install bolt (2) .
Show/hide table
![]() | |
Illustration 5 | g02157696 |
- Install bolts (1) .
Show/hide table
![]() | |
Illustration 6 | g02148231 |
Information System:
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Boom Swing) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Selector Valve (Alternate Pattern Control) - Install
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Selector Valve (Alternate Pattern Control) - Remove
349E Excavator
Battery Disconnect Switch
450E Backhoe Loader Machine Electronic Control System
Power Supply Circuit of Electronic Control Module
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Platform - Install
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Platform - Remove
450E Backhoe Loader Machine Electronic Control System
Steering System
450E Backhoe Loader Machine Electronic Control System
MID 039 - CID 0168 - FMI 03
450E Backhoe Loader Machine Electronic Control System
MID 039 - CID 0626 - FMI 02
450E Backhoe Loader Machine Electronic Control System
MID 039 - CID 1402 - FMI 03
450E Backhoe Loader Machine Electronic Control System
MID 039 - CID 0629 - FMI 04
440, 450 Backhoe Loader
Axle and Differential
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Blade) - Install
450E Backhoe Loader Machine Electronic Control System
Event Code List
450E Backhoe Loader Machine Electronic Control System
Transmission - Autoshift
450E Backhoe Loader Machine Electronic Control System
Connector Locations
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Auxiliary) - Remove
303.5D CR, 304D CR, 305D CR and 305.5D CR Mini Hydraulic Excavators Machine Systems
Pilot Valve (Auxiliary) - Install
320E Excavator
Operator Controls
320E and 323E Excavators
Battery Disconnect Switch
320E Excavator
Monitoring System
450E Backhoe Loader Machine Electronic Control System
Operational Checks (Axle, Differential)