Graco ti25442a manual See Pneumatic Blast Control Circuit

Page 24

Troubleshooting

Problem

Cause

Solution

 

 

 

 

The pneumatic blast control circuit

See Pneumatic Blast Control Circuit,

 

is malfunctioning.

page 27.

The blast control is not

The main air regulator is stuck

See Repairing the Main Air Regulator,

engaged but blasting still

open.

page 28 (EQ600 – Kit 17C131, EQ300

occurs.

 

– Kit 17C129).

 

The blast control tubing is not

Ensure air tubing is routed and connected

 

connected properly.

properly. See Hose Schematic, page 42.

 

Electric blast control circuit is

Inspect hose cable for damaged or

 

malfunctioning.

shorted wiring. Check battery and control

 

 

panel connections. Ensure DC power

 

 

source is 12V. Check 3A fuse inside

 

 

control panel and replace it if necessary.

 

 

Check current flow in circuit, if current

 

 

exists, replace relay (EQ5179).

 

Pneumatic blast control circuit is

See Pneumatic Blast Control Circuit,

 

malfunctioning.

page 27.

The blast spray pattern is

Incorrect abrasive is being used.

Use the correct abrasive. See

irregular.

 

Metering Valve Settings, page 16.

 

The pot does not have a sufficient

Refill the pot with abrasive. See

 

amount of abrasive.

Refilling the Pot with Abrasive, page 18.

 

The pot pressure setting is

Perform the pressure relief procedure

 

incorrect.

(see Pressure Relief Procedure, page 8 )

 

 

and reset pot pressure (see

 

 

Setting Up the Equipment, page 11).

 

The Auto-Vent valve does not vent

Make sure the Auto-Vent valve

 

air when the pot is filled.

is working. Perform the Auto-

 

 

Vent cleaning procedure (see

 

 

Cleaning the Auto-Vent Valve, page 31).

 

The diaphragm valve is

Perform the diaphragm

 

malfunctioning.

flush procedure (see

 

 

Flushing the Diaphragm Valve, page 29).

 

 

If flushing does not solve problem, see

 

 

Repairing the Diaphragm Valve, page 30.

 

There is blockage inside the pot or

Make sure the ball valve is closed, then

 

inside the abrasive hose between

disconnect the cam-lock coupler. Open

 

the pot and the panel.

the abrasive ball valve slightly and make

 

 

sure abrasive is flowing form the abrasive

 

 

hose. If not, follow the shut down

 

 

procedure (see Shutting Down, page 19).

 

 

Thoroughly flush the pot and the media

 

 

hose after draining media and water.

24

334666B

Image 24
Contents Important Safety Instructions EcoQuip Vapor Abrasive Blast SystemContents ModelsRelated Manuals Dust and Debris Hazard Burn Hazard 334666B System Component Identification EQ200T and EQ400TDataTrak Controls KeyPressure Relief Procedure Checklist Before Starting OperationLifting the Trailer Systems Connecting the Blast Hose and Air Hose Setting Up the Equipment 10 gal 200-500 lb Ti24824a 0 0 0 8 8 0 0 0 3 Blasting Tips Blasting on Higher SurfacesGrit Size Blast Pressure GeneralWood SteelUsing the Wash Feature Refilling the Pot with Abrasive Shutting Down Operation Winterizing the Equipment Troubleshooting Problem Cause SolutionSee Refilling the Pot with Abrasive, See Pneumatic Blast Control Circuit If flushing does not solve the problem, see Troubleshooting Examples Checking for LeaksPneumatic Blast Control Circuit Repairing the Main Air Regulator RepairFlushing the Diaphragm Valve Repairing the Diaphragm Valve Perform the Pressure Relief Procedure,Cleaning the Auto-Vent Valve Replacing the DataTrak Battery Replace BatteryApproved Batteries Replacing the DataTrak Fuse Replace FuseApproved Fuses DataTrak Part EQ200T and EQ400T Ref. Part DescriptionPart Description Enclosure Enclosure Parts List Trailers EQ200 TrailersEQ4E03 Trailer EQ4E03 Parts List Description EQ4E04 Trailer EQ4E04 Parts List Description Pressure Pot Parts List Pressure PotHose Schematic Vapor Abrasive Blast Systems and Accessories EcoQuip Skid SystemsEcoQuip Trailer Systems Model Series BrakesMobile/Skid Units Trailer UnitsModel Series Description Model DescriptionHoses NozzlesModel Description Type Length Blast Control Other Accessories Common Spare PartsModel Dimensions Technical Specifications EQ200T MetricEQ400T Metric 334666B Graco Extended Warranty for EcoQuip Components Graco Information

ti25442a specifications

The Graco TI25442A is a state-of-the-art paint sprayer designed for both professionals and DIY enthusiasts looking to achieve a flawless finish on various projects. This versatile tool is specifically engineered for residential and commercial applications, providing an exceptional solution for painting walls, ceilings, furniture, and more.

One of the standout features of the Graco TI25442A is its powerful airless spraying technology. This ensures a high-pressure output, allowing for a smooth and even application of paint without the need for thinning. The sprayer is capable of handling a variety of coatings, including stains, primers, and latex paints, making it a multifaceted addition to any toolbox.

Another defining characteristic of the TI25442A is its adjustable pressure control. This feature allows users to easily modify the spray pressure to suit different project needs, providing better control and precision. Whether you’re tackling intricate details or larger surfaces, this sprayer is flexible enough to accommodate various painting techniques.

The Graco TI25442A also boasts a durability-focused design. It is built with high-quality materials that enhance its longevity, ensuring that it can withstand the rigors of frequent use. The sprayer is also equipped with a stainless-steel piston pump, which provides superior performance and reliability over time.

Ease of maintenance is another highlight of this model. The sprayer features a user-friendly design, making it simple to clean and maintain after each use. The built-in filter helps prevent clogs, allowing for a hassle-free spraying experience.

Additionally, the TI25442A comes with a robust hose that offers ample length for maneuverability during projects. This feature is particularly beneficial for larger areas, as it reduces the need for constant repositioning of the sprayer.

In conclusion, the Graco TI25442A is a powerful and versatile airless paint sprayer that combines advanced technology with user-friendly features. Its adjustable pressure control, durable construction, and ease of maintenance make it an excellent choice for anyone looking to achieve professional-quality results in their painting projects. This sprayer is a reliable tool that stands out in the competitive market of paint application equipment.