Table of Contents
Advertisement
Quick Links
Operation, Parts
DutyMax EH/GH
For professional use only.
Not approved for use in explosive atmosphere or hazardous locations.
For portable airless spraying of architectural paints and coatings.
3300 psi (22.8 MPa, 228 bar) Maximum Working Pressure
See page 3 for model information, including maximum working pressure and approvals.
Important Safety Instructions
Read all warnings and instructions in this manual and in related manuals.
Be familiar with the controls and the proper usage of the equipment.
Save these instructions.
308491
DutyMax GH230 Gun
309495
DutyMax GH300 Gun
Standard Series
Use only genuine Graco replacement parts.
The use of non-Graco replacement parts may void warranty.
230/300 Hydraulic Sprayers
™
Related Manuals:
334654
310812
ti25305a
Pump
Electric Motor
ProContractor Series
334606B
EN
ti25306a
Advertisement
Table of Contents
Related Manuals for Graco ProContractor Series
Summarization of Contents
Product Overview and Safety
DutyMax Hydraulic Sprayer Introduction
Overview of the DutyMax EH/GH230/300 hydraulic sprayer models.
Essential Safety Instructions
Key safety guidelines for operating the sprayer.
Model Identification
Sprayer Model Variations
Details on different sprayer models and their configurations.
Electric Motor and OEM Kit Options
Information on available electric motor kits and OEM replacement parts.
Electric Motor Safety Warnings
High Voltage Shock Hazard
Critical warnings regarding the dangers of high voltage electric shock.
Electrical Safety and Grounding
Grounding Procedures and Requirements
Instructions and requirements for proper electrical grounding of the equipment.
Fire and Explosion Safety
Fire and Explosion Hazard Prevention
Guidelines to prevent fire and explosion hazards during operation.
Gas Engine Safety Precautions
Gas Engine Operation Hazards
Specific warnings related to gas engine operation, including CO and burn hazards.
Systemic Safety Hazards
Skin Injection Hazard Warning
Warning about the severe risk of skin injection from high-pressure spray.
Operational Safety Guidelines
Equipment Misuse and Material Hazards
Precautions against equipment misuse and hazards from incompatible materials.
Moving Parts Safety
Safety instructions for avoiding hazards associated with moving mechanical parts.
Mechanical and Personal Safety
Entanglement and Toxic Hazards
Warnings about entanglement risks and exposure to toxic fluids or fumes.
Personal Protective Equipment (PPE)
Recommendations for wearing appropriate personal protective equipment.
California Proposition 65 Notice
Information regarding chemicals known to cause cancer or reproductive harm.
Component Identification - Standard Models
Standard Series EH/GH230/300 Components
Diagram and list of components for standard EH/GH230/300 models.
Component Identification - ProContractor Models
ProContractor Series EH/GH230/300 Components
Diagram and list of components for ProContractor EH/GH230/300 models.
Grounding Procedures
Gas Engine Grounding
Procedure for grounding gas engine powered sprayers.
Electric Motor Grounding
Procedure for grounding electric motor powered sprayers.
Electrical Requirements and Grounding
Power and Extension Cord Guidelines
Specifications for power requirements and guidelines for using extension cords.
Pail Grounding and Circuit Protection
Instructions for grounding pails and selecting appropriate circuit protection.
Pressure Relief Procedure
Step-by-Step Pressure Relief Guide
Detailed steps for safely relieving system pressure before maintenance or servicing.
Setup Procedures - Power Unit Swap
Changing Gas Engine or Electric Motor
Instructions on how to replace the gas engine or electric motor unit.
Complete Setup Steps
Hose Connection and Gun Setup
Connecting the high-pressure hose, spray gun, and setting up the tip guard.
Inlet Strainer and Texture Spraying Prep
Installing the inlet strainer and preparing for texture spraying.
System Preparation and Fluid Checks
Throat Packing and Oil Level Checks
Adjusting throat packing nut and checking hydraulic and engine oil levels.
Fueling and Grounding
Filling the fuel tank and attaching the grounding clamp.
Gas Model Startup - Initial Steps
Initial Setup and Engine Start Preparation
Preparing the sprayer for startup, including fluid and pressure settings.
Starting the Gas Engine
Steps for starting the gas engine, including fuel valve, choke, and throttle.
Gas Model Startup - Operation
Engine Operation and Throttle Adjustment
Adjusting engine throttle and operating the motor after startup.
Pump Priming and Pressure Build-up
Priming the pump and building system pressure for operation.
Gas Model Startup - Final Steps
Leak Inspection and Flushing
Checking for leaks and flushing the system with cleaning fluid.
Tip and Guard Assembly
Assembling the spray tip and guard after flushing.
Electric Model Startup - Initial Steps
Initial Setup for Electric Motor
Preparing the sprayer for startup with an electric motor.
Power Connection and Motor ON
Plugging in the power cord and turning the electric motor ON.
Electric Model Startup - Operation
Pump Priming and Pressure Build-up
Priming the pump and building system pressure for electric models.
Leak Inspection and Flushing
Checking for leaks and flushing the system with cleaning fluid.
Tip and Guard Assembly
Assembling the spray tip and guard after flushing.
Spray Tip and Guard Assembly
Installing the Switch Tip and Guard
Detailed steps for assembling the Switch Tip and Guard.
Spray Pattern Adjustment
Testing and Adjusting Spray Pattern
Procedures for testing and adjusting the spray pattern for optimal coverage.
Tip Clog Clearing and Hose Reel
Clearing Spray Tip Clogs
Instructions on how to clear obstructions from the spray tip.
Hose Reel Operation (ProContractor)
Guide to using the hose reel feature on ProContractor series sprayers.
Clean Up Procedures - Initial Steps
Preparing for Cleaning and Flushing
Initial steps for cleaning the sprayer, including pressure relief and fluid replacement.
Starting the Flushing Process
Initiating the flushing process with water or mineral spirits.
Clean Up Procedures - Final Steps
System Flushing and Draining
Completing the flushing process and draining residual fluids.
Filter Cleaning and Protection
Cleaning filters and applying protective coating for storage.
Maintenance Schedule and Tasks
Daily and Weekly Maintenance
Routine checks and cleaning tasks performed daily and weekly.
Periodic Maintenance and Specifications
Scheduled maintenance based on operating hours and specific component checks.
Troubleshooting - Engine and Motor Start Issues
Gas Engine Won't Start or Runs Poorly
Diagnosing and resolving issues with gas engine starting and performance.
Electric Motor Not Starting or Slow
Troubleshooting electric motor startup problems, including power and connection issues.
Troubleshooting - Pump and Motor Operation
Electric Motor Operation Problems
Resolving issues related to electric motor operation and power source.
Pump Not Operating or Shifting Issues
Diagnosing problems with the displacement pump and hydraulic motor shifting.
Troubleshooting - Pump Output and Fluid Delivery
Low Pump Output and Fluid Delivery Issues
Addressing problems with low pump output and insufficient fluid delivery.
Leaks, Overheating, and Noise
Troubleshooting leaks, sprayer overheating, and excessive hydraulic pump noise.
Standard Series Pump Maintenance
Removing the Standard Series Pump
Step-by-step guide for removing the standard series pump.
Installing the Standard Series Pump
Instructions for properly installing the standard series pump.
ProContractor Series Pump Maintenance
Removing the ProContractor Series Pump
Step-by-step guide for removing the ProContractor series pump.
ProContractor Pump Packing Nut Fill
Filling the packing nut with Graco TSL for ProContractor pumps.
ProContractor Pump Service
Pump Coupler and Rod Service
Procedures for servicing pump couplers and rods during removal/installation.
Parts - Standard Series Sprayers
DutyMax EH/GH230/300 Standard Series Parts Diagram
Overview diagram of parts for the standard series DutyMax EH/GH230/300 sprayers.
Parts - Frame and Belt Guard (Standard Series)
Standard Series Frame and Belt Guard Components
Diagram and list of frame and belt guard parts for the standard series.
Parts List - Frame and Belt Guard (Standard Series)
Detailed Parts List for Frame and Guard
Comprehensive list of part numbers and descriptions for frame and belt guard components.
Parts - Electric Motor (EH230DI Models)
DutyMax EH230DI Electric Motor Components
Diagram and list of parts for the electric motor on EH230DI models.
Parts - Gas Engine (GH230DI Models)
DutyMax GH230DI Gas Engine Components
Diagram and list of parts for the gas engine on GH230DI models.
Parts - Electric Motor (EH300DI Models)
DutyMax EH300DI Electric Motor Components
Diagram and list of parts for the electric motor on EH300DI models.
Parts - Gas Engine (GH300DI Models)
DutyMax GH300DI Gas Engine Components
Diagram and list of parts for the gas engine on GH300DI models.
Parts - Reservoir and Filter Assembly
Reservoir and Filter Components Diagram
Diagram illustrating the reservoir and filter assembly components.
Parts List - Reservoir and Filter
Detailed Parts List for Reservoir and Filter
Comprehensive list of part numbers for the reservoir and filter system.
Parts - Hydraulic Motor and Pump Assembly
Hydraulic Motor and Pump Components Diagram
Diagram showing the components of the hydraulic motor and displacement pump.
Parts List - Hydraulic Motor and Pump
Detailed Parts List for Hydraulic Motor and Pump
Comprehensive list of part numbers for the hydraulic motor and pump.
Parts - Spray Gun and Hose (EH/GH230DI)
DutyMax EH/GH230DI Sprayer Gun and Hose Parts
Diagram and list of parts for the spray gun and hose of EH/GH230DI models.
Parts - ProContractor Series Overview
DutyMax EH/GH230/300 ProContractor Series Diagram
Overall parts diagram for the ProContractor series DutyMax EH/GH230/300 sprayers.
Parts - Frame and Belt Guard (ProContractor Series)
ProContractor Frame and Belt Guard Components
Diagram and list of frame and belt guard parts for ProContractor series.
Parts List - Frame and Belt Guard (ProContractor Series)
Detailed Parts List for ProContractor Frame and Guard
Comprehensive list of part numbers for ProContractor frame and belt guard.
Parts - Electric Motor (EH230DI Models)
DutyMax EH230DI Electric Motor Parts List
Detailed parts list for the electric motor on EH230DI models.
Parts - Gas Engine (GH230DI Models)
DutyMax GH230DI Gas Engine Parts List
Detailed parts list for the gas engine on GH230DI models.
Parts - Electric Motor (EH300DI Models)
DutyMax EH300DI Electric Motor Parts List
Detailed parts list for the electric motor on EH300DI models.
Parts - Gas Engine (GH300DI Models)
DutyMax GH300DI Gas Engine Parts List
Detailed parts list for the gas engine on GH300DI models.
Parts - Reservoir and Filter Assembly
Reservoir and Filter Components Diagram
Diagram illustrating the reservoir and filter assembly components.
Parts List - Reservoir and Filter
Detailed Parts List for Reservoir and Filter Components
Comprehensive list of part numbers for the reservoir and filter system.
Parts - Hydraulic Motor and Pump Assembly
Hydraulic Motor and Displacement Pump Components Diagram
Diagram showing the components of the hydraulic motor and displacement pump.
Parts List - Hydraulic Motor and Pump
Detailed Parts List for Hydraulic Motor and Pump Components
Comprehensive list of part numbers for the hydraulic motor and pump.
Parts - Spray Gun and Hose (EH/GH230DI)
DutyMax EH/GH230DI Sprayer Gun and Hose Parts
Diagram and list of parts for the spray gun and hose of EH/GH230DI models.
Parts - ProContractor Series Overview
DutyMax EH/GH230/300 ProContractor Series Diagram
Overall parts diagram for the ProContractor series DutyMax EH/GH230/300 sprayers.
Parts - Frame and Belt Guard (ProContractor Series)
ProContractor Frame and Belt Guard Components
Diagram and list of frame and belt guard parts for ProContractor series.
Parts List - Frame and Belt Guard (ProContractor Series)
Detailed Parts List for ProContractor Frame and Guard
Comprehensive list of part numbers for ProContractor frame and belt guard.
Parts - Electric Motor (EH230DI Models)
DutyMax EH230DI Electric Motor Parts List
Detailed parts list for the electric motor on EH230DI models.
Parts - Gas Engine (GH230DI Models)
DutyMax GH230DI Gas Engine Parts List
Detailed parts list for the gas engine on GH230DI models.
Parts - Electric Motor (EH300DI Models)
DutyMax EH300DI Electric Motor Parts List
Detailed parts list for the electric motor on EH300DI models.
Parts - Gas Engine (GH300DI Models)
DutyMax GH300DI Gas Engine Parts List
Detailed parts list for the gas engine on GH300DI models.
Parts - Reservoir and Filter Assembly
Reservoir and Filter Components Diagram
Diagram illustrating the reservoir and filter assembly components.
Parts List - Reservoir and Filter
Detailed Parts List for Reservoir and Filter Components
Comprehensive list of part numbers for the reservoir and filter system.
Parts - Hydraulic Motor and Pump Assembly
Hydraulic Motor and Displacement Pump Components Diagram
Diagram showing the components of the hydraulic motor and displacement pump.
Parts List - Hydraulic Motor and Pump
Detailed Parts List for Hydraulic Motor and Pump Components
Comprehensive list of part numbers for the hydraulic motor and pump.
Parts - Spray Gun and Hose (EH/GH300DI)
DutyMax EH/GH300DI Sprayer Gun and Hose Parts
Diagram and list of parts for the spray gun and hose of EH/GH300DI models.
Parts - Hose Reel (ProContractor Series)
ProContractor Series Hose Reel Components
Diagram and list of parts for the ProContractor series hose reel.
Technical Data - EH230DI Standard Series
EH230DI Standard Series Specifications
Technical specifications for the DutyMax EH230DI Standard Series sprayer.
Technical Data - EH300DI Standard Series
EH300DI Standard Series Specifications
Technical specifications for the DutyMax EH300DI Standard Series sprayer.
Technical Data - GH230 Standard Series
GH230 Standard Series Specifications
Technical specifications for the DutyMax GH230 Standard Series sprayer.
Technical Data - GH300 Standard Series
GH300 Standard Series Specifications
Technical specifications for the DutyMax GH300 Standard Series sprayer.
Technical Data - EH230DI ProContractor Series
EH230DI ProContractor Series Specifications
Technical specifications for the DutyMax EH230DI ProContractor Series sprayer.
Technical Data - EH300DI ProContractor Series
EH300DI ProContractor Series Specifications
Technical specifications for the DutyMax EH300DI ProContractor Series sprayer.
Technical Data - GH230 ProContractor Series
GH230 ProContractor Series Specifications
Technical specifications for the DutyMax GH230 ProContractor Series sprayer.
Technical Data - GH300 ProContractor Series
GH300 ProContractor Series Specifications
Technical specifications for the DutyMax GH300 ProContractor Series sprayer.
Technical Data - OEM Pump Specifications
OEM Pump Model Specifications
Technical data and dimensions for OEM pump models GH130, GH200, and GH230/300.
Graco Standard Warranty
Warranty Terms and Conditions
Details of Graco's standard warranty, including coverage and limitations.
Graco Information and Contact
Product Information and Ordering
Information on where to find the latest product details and how to place an order.
Need help?
Do you have a question about the ProContractor Series and is the answer not in the manual?
Questions and answers