Bobcat 3450 Utility Vehicle Hydraulic Power Unit Removal & Installation

This illustration show the steps on how to remove and install hydraulic power unit for Bobcat 3450 Utility Vehicle.

 

Related Contents:

Bobcat 3450 Utility Vehicle Fuel Injector Removal and Installation Guide

2023 Bobcat Service Analyzer 91.15 91.05 Diagnostic Free Download

 

 

Procedures:

Remove the cargo box.

Lower the lift arm and stop the engine.
Relieve the pressure from the hydraulic system.

Disconnect the negative (-) cable from the battery

 

Important:

When repairing hydrostatic and hydraulic systems,clean the work area before disassembly and keep all parts clean. Always use caps and plugs on hoses,tubelines and ports to keep dirt out. Dirt can quicklydamage the system.

 

Warning:

Always clean up spilled fuel or oil. Keep heat, flames, sparks or lighted tobacco away from fuel and oil.Failure to use care around combustibles can cause explosion or fire.

Disconnect the solenoid connector (Item 1) from the main harness.

 

Move the rear gear case breather hose (Item 2) out of the way

 

Disconnect the hose (Item 1) from the top of the control valve.
Disconnect the hose (Item 2) from the side of the control valve.
NOTE: Mark all hoses and coils for proper location identification before removal.

Disconnect the hoses (Item 1) from the bottom of the control valve.

Slide the boot (Item 1) back and remove the nut (Item 2) which secures the positive cable to the solenoid.
Remove the positive cable (Item 3) from the solenoid.
Remove the ground bolt (Item 4) and move the wires out of the way

Remove the nut (Item 1) and disconnect the wire (Item 2) from the solenoid.
Disconnect the auxiliary solenoid harness connector (Item 3) from the main harness (if equipped).

Remove the hoses (Item 1) from the auxiliary valve (if equipped).

Remove the two bolts (Item 1) from the bottom of the hydraulic power unit.
Remove the hydraulic power unit (Item 2) from the vehicle.

 

More repair topic for Bobcat,please refer to:Bobcat Excavator Repair

auto

Recent Posts

Scania Truck ALM 000463 Motion and Inclination Detector,Calibration Fault

This instruction show you guide on how to solve Scania truck motion and inclination detector,…

1 week ago

How to Solve JCB Excavator C130C-13 Spool Brake Solenoid Open Circuit

This instruction show you guide on how to solve JCB excavator 140 C130C-13 spool brake solenoid…

2 weeks ago

Scania Truck ALM Alarm System ALM404 Fault in the CAN Communication Solution

Scania truck fault in the CAN communication with the chassis management system (CMS),this instruction show…

4 weeks ago

Perkins Phaser/1000 Series Engine New Water Pumps Changed

The water pumps used on all Phaser/1000 Series engines have been changed. The changes to…

4 weeks ago

Deutz Engine EMR3 Request of Engine OFF Error Solution

Here is the simple instruction on how to solve Deutz engine EMR3 trouble code 48…

1 month ago

How to Use Cat ET 2025A Power Shift Pressure Test Function?

CAT ET 2025A Power Shift Pressure Test function checks whether that the proportional reducing valve is…

1 month ago