Table of Contents
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Table of Contents
Related Manuals for Husqvarna PW 460
Summarization of Contents
Introduction and Safety Regulations
General Information
Provides a general overview of the workshop manual's purpose and content.
Manual Revisions
Explains how product changes affect manual updates and the importance of using service information.
Target User Group
Identifies the intended audience of the workshop manual, requiring general repair knowledge.
General Safety Instructions
Covers safety devices and general warnings, emphasizing compliance with local regulations.
Special Safety Instructions
Details specific safety precautions for operating and maintaining the high-pressure washer, including protective gear.
Repair Instructions
Product Component Overview
Presents an overview of the product's components, including cabinet parts for front and rear views.
Motor/Pump Unit Overview
Details motor/pump unit components, torque specifications, and sealing systems.
Front Cabinet Disassembly and Assembly
Provides step-by-step instructions for removing and reattaching the front cabinet of the product.
Switchbox and Motor Cover Service
Guides on servicing the switchbox and motor cover, including cable management and reassembly.
Pump Disassembly and Maintenance
Outlines procedures for disassembling and maintaining the pump unit and its bearing.
Pump Head Maintenance
Explains maintenance of the pump head, including valve installation and lubrication.
Brass Connector Removal
Instructions for removing the brass connector located inside the product's outlet.
Start/Stop Valve Service
Details steps for disassembling and reassembling the start/stop valve mechanism.
Micro Switch Adjustment
Guides on adjusting the micro switch system for optimal function and longevity.
Hose Replacement (Hose Reel Version)
Describes replacing the high-pressure hose on models equipped with a hose reel.
Electrical Motor Resistance Measurement
Outlines measuring electrical motor resistance, providing values for different motor types.
Pressure Regulation Service
Covers servicing and repair of the pressure regulation system, emphasizing O-ring inspection and lubrication.
Checking Correct Operation
Verifies correct operation of the pressure regulation system by checking motor response to the spray gun.
Control Piston Removal and Installation
Details steps for removing and installing the control piston in the pressure regulation system.
Cut-off Pressure Check Preparation
Guides on preparing the machine for checking and setting the cut-off pressure after control piston installation.
Checking Cut-off Pressure
Explains checking the cut-off pressure using a test gauge and the expected value.
Basic Pressure Setting
Details setting the machine's pressure to a basic level by adjusting nuts.
Fine-Tuning Machine Pressure
Describes fine-tuning machine pressure by adjusting the nut for constant cut-off pressure.
Securing Pressure Setting
Covers securing the adjusted pressure setting with a locknut and locking paint, followed by final checks.
Specifications
Technical Data PW450 and PW460
Presents detailed technical specifications for the PW450 and PW460 models, including pressure, voltage, and dimensions.
Appendices and Schedules
Operating Supplies
Lists recommended operating supplies, including oil types and lubrication materials.
Recommended Oil Types
Specifies recommended oil for wobble disc housing and alternative approved oil types.
Recommended Lubrication
Recommends specific white greases for lubrication of O-rings and sealing components.
Recommended Adhesives
Lists recommended adhesives (Loctite products) for securing various components and adjustments.
Tools Required
Identifies specific tools required for repair and maintenance, along with their article numbers and uses.
Functional States
Explains the operational functions of the machine in different states.
Machine Stopped, Hose Emptied
Describes machine state when stopped and hose empty, detailing component status.
Machine Operation Active
Explains machine operation when gun trigger is activated, detailing component actions and flow.
Standby Modes
Details machine standby modes, including breaker and piston states.
Pressure Control Valve Standby
Illustrates the pressure control valve in a standby state, showing connections and component positions.
Start/Stop System States
Explains start/stop system states, including no pressure and start-up pressure build-up.
No System Pressure
Explains the start-stop system when no pressure is in the system, with the machine switched off.
Start-up Pressure Build-up
Describes the process of pressure build-up when the machine is switched on and starts up.
Pressure Control System States
Explains pressure control system states during build-up, opening, and motor stop.
Pressure Build-up / Gun Closed
Details pressure build-up during opening pressure and when the gun is closed, noting micro switch activation.
Motor Stop / Standby Pressure
Explains the machine's state during motor stop and standby pressure, where hose pressure decreases.
Gun and Motor Operation States
Explains states when the gun is activated and the machine is running.
Gun Activated State
Describes the condition when the gun is open, the control piston is closed, and the motor starts.
Machine Running State
Explains the machine's operational state when running, with the gun open and motor active.
Active Pressure Control Valve
Illustrates the pressure control valve when it is active, showing numbered components and their functions.
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