Graco 24W999 Displacement Pump
$2,534.40
$3,840.00
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The Graco 24W999 Displacement Pump is an OEM fluid section for heavy-duty DutyMax GH/EH 230–300 sprayers, designed for high-pressure airless coating applications. Reliable and serviceable for long-term performance.
- Part Number: 24W999
- Fits: DutyMax GH/EH 230 & 300 Series, TexSpray GH 230DI & GH 300DI
- Use: Architectural paints and coatings
- Type: Complete OEM fluid section assembly
- Brand: Graco – Original Equipment Part
Quantity
Genuine OEM Part
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OEM Fluid Section for DutyMax GH/EH 230–300 Series
Compatible Machines
The Graco 24W999 Displacement Pump (fluid section) is used on the following TexSpray/DutyMax models. Always confirm by serial/parts list for your exact configuration.
- TexSpray DutyMax GH 230DI
- TexSpray DutyMax GH 300DI
- DutyMax GH 230 (regional/config variants)
- DutyMax GH 300 (regional/config variants)
- DutyMax EH 230 (electric-hydraulic series)
- DutyMax EH 300 (electric-hydraulic series)
Graco 24W999 Displacement Pump
Overview
The 24W999 Displacement Pump is the complete fluid section for select Graco DutyMax sprayers. It is the heart of the sprayer that pressurizes coating material for high-pressure airless application of architectural paints and similar coatings.
- OEM Graco assembly for reliability and correct fit.
- Designed for professional, high-duty cycle spraying.
- Serviceable design for routine packing/rod maintenance (per manual).
Key Details
| Part Number | 24W999 |
|---|---|
| Component Type | Displacement Pump (Fluid Section) |
| System Type | Airless, high-pressure coating application |
| Primary Use | Architectural paints and compatible coatings (refer to sprayer manual for materials) |
| Fits | DutyMax GH/EH 230–300 series, incl. GH 230DI and GH 300DI (see list above) |
| Notes | Verify by model/serial; assemblies can vary by region/configuration. |
What’s Typically Included
- Factory-assembled fluid section (pump body, displacement rod/piston, packings as applicable)
- Sealing elements specific to this assembly
When to Replace the Fluid Section
- Loss of pressure or erratic pulsation despite functional valves/filters
- Persistent leakage past packings or rod scoring
- Excessive wear indicated during scheduled maintenance
Install & Care Tips
- Follow the Graco service manual for torque specs and alignment.
- Prime with compatible pump armor/storage fluid when storing.
- Use correct filters and tip sizes to reduce premature wear.
Frequently Asked Questions
It fits select DutyMax GH/EH 230–300 series units, including GH 230DI and GH 300DI. Always check your unit’s parts list for confirmation by model and serial range.
Chronic pressure loss, leakage past packings, rod scoring, or erratic spray after routine valve/filter checks usually indicate a worn fluid section that should be replaced or rebuilt.
Yes—24W999 is an OEM Graco displacement pump assembly designed for proper fit and performance on listed DutyMax models.
Basic mechanical tools are typically sufficient, but follow the model-specific Graco service manual for safe depressurizing, torque specs, alignment, and re-priming procedures.
Use coatings approved for your specific DutyMax model (e.g., architectural paints). Refer to your sprayer manual for material compatibility and tip/filter recommendations.
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