Graco 189514 Valve, Intake
$448.00
In Stock
Precision intake valve designed to regulate material flow into Graco airless pump systems, ensuring consistent suction and stable spray performance.
- Part number: Graco 189514
- One-way intake flow control for pump assemblies
- Prevents backflow during pressure cycles
- Supports stable pressure build-up in sprayers
- Used in Graco piston pump rebuild kits
Quantity
Genuine OEM Part
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Intake Flow Control Valve Overview for Airless Pump Systems
Compatible Machines
| Brand | Compatible Equipment | Function Area |
|---|---|---|
| Graco | Airless Paint Sprayers with piston pump systems | Controls fluid intake during pump suction cycle |
| Graco | Professional contractor sprayer units | Regulates paint draw into the fluid section |
| Graco | High-pressure coating systems | Ensures one-way intake flow for consistent pressure build-up |
| Graco | Pump rebuild & maintenance kits | Replacement intake valve for fluid section servicing |
What is Graco 189514 Valve, Intake?
The Graco 189514 Valve, Intake is a precision-engineered one-way valve designed to control the flow of coating material into the pump’s fluid section. It ensures proper suction during the intake stroke while preventing backflow, maintaining stable pressure within airless sprayer systems.
Installed in the lower pump assembly, this intake valve plays a critical role in maintaining consistent spray performance, reducing pressure loss, and supporting efficient material transfer in professional-grade spraying equipment.
Frequently Asked Questions
It allows paint or coating material to enter the pump during suction while preventing backflow during pressure cycles.
It is used in Graco airless sprayers with piston pump assemblies and is commonly included in pump rebuild kits.
A faulty valve can cause loss of prime, inconsistent pressure, or reduced spray output due to improper fluid intake.
It should be replaced during pump servicing or when signs of poor suction, clogging, or pressure instability appear.
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