TROUBLE SHOOTING

An individual function

Restriction in a hydraulic

Extend an unloaded cylinder to its end position and

is running slowly.

hose.

check the pump pressure in the display (under “Serv-

 

 

ice”). If you do not get maximum pressure this indicates a

 

 

restriction in the hose. Change hose.

 

 

 

 

Fault in the pilot control valve.

Contact your service agent.

 

 

 

An individual function

Joystick in an operative posi-

Restart the remote control with the joystick in neutral

is not working.

tion when starting the remote

position.

 

control.

 

 

 

 

 

Fault in the pilot control valve.

Contact your service agent.

 

 

 

The machine sinks on

Leaking direction control valves

Contact your service agent.

the outriggers

for outrigger cylinders or inter-

 

 

nal leakage in the cylinders.

 

 

 

 

Jerky arm movements

The hydraulic ßuid has been

Warm up the machine.

 

heated up in a cold machine.

 

 

 

 

 

A slide valve is seizing due to

Contact your service agent.

 

contamination.

 

 

 

 

 

Air in the pilot control valve.

Contact your service agent.

 

 

 

 

Broken O-rings in the pilot

Contact your service agent.

 

control valves.

 

 

 

 

 

Fault in the servo circuit.

Contact your service agent.

 

 

 

Cylinder sinks*

Contamination in the hydraulic

Investigate any leaks there might be. Change hydraulic

 

system

ßuid and oil Þlter.

 

 

 

 

Leakage in the cylinder.

Locate the leak and replace any components that might

 

 

be damaged.

 

 

 

 

Defective valve

Contact your service agent.

 

 

 

Overheating in the

Cooler blocked or obstructed.

Clean the cooler.

hydraulic system

 

 

Too high ambient temperature.

Use forced cooling.

 

 

 

 

 

Maximum pressure or pressure

Contact your service agent.

 

at rest set too high in the pump.

 

 

 

 

 

Defective hose or coupling.

Replace faulty component.

 

 

 

 

Restriction in main pipe or

Replace faulty component.

 

pipe to tool.

 

 

 

 

 

Power extraction too high due

Check that the tool’s pressure and ßow are compatible

 

to faulty or unsuitable tool.

with the machine’s speciÞcation.

 

 

 

 

Defective hydraulic pump.

Contact your service agent.

 

 

 

Knocking noise in the

Not enough hydraulic ßuid in

Stop the motor at once. Investigate and rectify any leaks

hydraulic system

the tank.

there might be. Replenish hydraulic ßuid.

 

 

 

 

Air in the hydraulic ßuid.

Run the machine without a load until air and ßuid have

 

 

separated.

 

 

 

 

Defective hydraulic pump.

Contact your service agent.

 

 

 

Discoloured hydraulic

Cloudy grey ßuid indicates

Investigate and rectify the cause of water entering.

ßuid

water in the system.

Change hydraulic ßuid and oil Þlter.

 

 

 

 

Black ßuid indicates coke

Investigate and rectify the cause of overheating. Change

 

formation due to too high

hydraulic ßuid and oil Þlter.

 

operating temperature.

 

 

 

 

*If cylinder 3 and 4 slowly sink (approx. 1 cm/min) this is entirely normal as they do not have any counter balance valves.

English - 49

Page 49
Image 49
Husqvarna DXR-310 manual English

DXR-310 specifications

The Husqvarna DXR-310 is a state-of-the-art remote-controlled demolition robot designed for various construction and demolition tasks. With an emphasis on versatility and efficiency, this robust machine stands out in the crowded landscape of demolition equipment. It is specifically engineered to tackle challenging environments while offering operators a high level of safety and control.

One of the standout features of the DXR-310 is its powerful hydraulic system, which allows for exceptional performance even in the most demanding applications. With an output of 12.5 kW, it can handle various attachments effectively, enabling it to perform a wide array of tasks, from crushing and breaking to lifting and demolition. Its compact size and lightweight design make it easy to maneuver, which is particularly beneficial in confined spaces, such as renovation projects or urban environments.

The DXR-310 is equipped with a user-friendly control system that facilitates precise operation from a distance. The ergonomic remote control is intuitive, allowing the operator to execute complex commands with ease, enhancing overall productivity. This feature is vital, especially in situations where operator safety is paramount, as it enables them to maintain a safe distance from potential hazards.

Another notable characteristic is the robot's durability and reliability. The chassis and components are designed to withstand harsh working conditions, ensuring long-term performance. The robust build minimizes downtime, enhancing overall efficiency on job sites.

The Husqvarna DXR-310 also integrates advanced technology to optimize its functionality. It is compatible with a range of attachments, including hydraulic breakers, crushers, and grapples, making it highly adaptable to various tasks. Additionally, the robot is designed with a unique suspension system that improves stability and ground contact, ensuring reliable operation on uneven surfaces.

In terms of maintenance, the DXR-310 is designed to be user-friendly, with accessible components that simplify routine checks and repairs. This commitment to easy maintenance contributes to reduced operational costs over time.

In conclusion, the Husqvarna DXR-310 demolition robot combines power, versatility, and safety into a single machine. Its advanced hydraulic system, user-friendly controls, and adaptability make it ideal for a wide range of demolition applications. The robust design and maintenance-friendly features further enhance its appeal to contractors looking for efficient solutions in the construction industry.