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Graco DutyMax EH 300 HD Operation, Parts
Graco DutyMax EH 300 HD Operation, Parts

Graco DutyMax EH 300 HD Operation, Parts

Hydraulic sprayers
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Operation, Parts
DutyMax EH/GH
Hydraulic Sprayers
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 DH/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, DH230 HD
Related Manuals:
334654
310812
ti25305a
Pump
Electric Motor
ProContractor Series
334606J
EN
ti25306a

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Summary of Contents for Graco DutyMax EH 300 HD

  • Page 1 Be familiar with the controls and the proper usage of the equipment. Save these instructions. Related Manuals: 308491 DutyMax DH/GH230 Gun 334654 Pump 309495 DutyMax GH300 Gun 310812 Electric Motor ti25306a ti25305a Standard Series ProContractor Series Use only genuine Graco replacement parts. The use of non-Graco replacement parts may void warranty.
  • Page 2 Graco Standard Warranty ........
  • Page 3: Startup (Internal Combustion Models)

    Startup (Internal Combustion Models) Startup (Internal Combustion Models) Start a gasoline engine, see step 5. Start a Diesel engine, see step 6. Start gasoline engine: Move fuel valve to open. Place displacement pump in grounded metal pail partially filled with flushing fluid.
  • Page 4 Startup (Internal Combustion Models) Pull starter rope. Grip the starter rope handle. Gently pull the rope until it is extended to the full length revealing the RED indicator mark on the rope. ti5263a After engine starts, move choke to open. ti28302a Without releasing the starter rope handle allow the rope to rewind...
  • Page 5 Startup (Internal Combustion Models) Set hydraulic pump valve ON (hydraulic motor is now active). FLUSH ti9687a 11. Inspect for leaks. If leaks occur, turn Increase pressure enough to start sprayer OFF immediately. Perform hydraulic motor stroking and allow fluid Pressure Relief Procedure, page 15. to circulate for 15 seconds;...
  • Page 6: Graco Standard Warranty

    Graco’s written recommendations. This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of non-Graco component parts.
  • Page 7: Graco Information

    For the latest information about Graco products, visit www.graco.com. For patent information, see www.graco.com/patents. TO PLACE AN ORDER, contact your Graco distributor or call 1-800-690-2894 to identify the nearest distributor. All written and visual data contained in this document reflects the latest product information available at the time of publication.