Alarms

Possible Alarms by Mode

The following table outlines the alarms that you may receive while operating the system. The alarms are categorized according to each mode.

Mode

Control Logic

Alarms

 

 

 

 

 

 

Spray

Dosing valves close for startup test; green light blinks.

--

 

 

 

 

If fluid pressure is under 1000 psi (7 MPa, 70 bar), STOP.

P1A

 

 

 

 

If pumps move (indicating internal leakage), STOP.

FHA, FHB

 

 

 

 

If fluid pressure is more than 103% of allowed maximum, air motor shuts

None

 

off until fluid pressure drops.

 

 

 

 

 

If is pressure more than 110% of allowed maximum, STOP.

P4B

 

 

 

 

Dosing valve A opens, and dosing valve B cycles to maintain ratio.

--

 

 

 

 

A and B blue lights illuminate when dosing valves are operating.

--

 

 

 

 

If there is not enough B component to hold ratio, dosing valve A closes

R2D

 

momentarily.

 

 

 

 

 

If A or B component is more than 5% off ratio setpoint, STOP.

R1B, R4B

 

 

 

 

If A dose size is too large, STOP.

B4A

 

 

 

 

A and B dosing valves close momentarily at each pump changeover.

--

 

 

 

Park

Both dosing valves open; A and B blue lights turn on.

--

 

 

 

 

User opens circulation valves or sprays gun. When pump reaches bot-

--

 

tom stroke the blue light turns off.

 

 

 

 

 

If park does not complete in 10 minutes, turn off air to both motors.

DEA, DEB

 

 

 

Circulation

A and/or B dosing valves close and motor air turns on.

--

 

 

 

 

If fluid pressure exceeds 3000 psi (21.0 MPa, 210 bar) on the A pump,

P4A

 

receive yellow light advisory.

 

 

 

 

 

If fluid pressure exceeds 5600 psi (39.2 MPa, 392 bar) on the A pump,

P4A

 

STOP.

 

 

 

 

 

If no movement in 10 minutes, turn off air to both motors.

DEA, DEB

 

 

 

Pump Test

Both dosing valves close; green light blinks.

--

 

 

 

 

If fluid pressure is under 1000 psi (7.0 MPa, 70 bar), STOP.

P1A, P1B

 

 

 

 

If pumps move (indicating leakage) STOP.

FHA, FHB

 

 

 

 

Turn on A blue light, open A dosing valve, user opens sampling valve.

--

 

 

 

 

Close A dosing valve on upstroke; check for no movement.

DFA

 

 

 

 

Close A dose valve on down stroke; check for no movement.

DGA

 

 

 

 

Open A dose valve and dispense total of 750 ml material, close valve,

--

 

turn off blue light.

 

 

 

 

 

Repeat for B side.

DFB, DGB, DHB

 

 

 

 

If both pumps pass pump test, display shows two beakers of 750ml each.

--

 

 

 

Batch Dispense Test

User selects total volume desired.

--

 

 

 

 

Open A dosing valve, turn on blue light, user opens sampling valve, turn

--

 

off blue light when complete.

 

 

 

 

 

Open B dosing valve, turn on blue light, user opens sampling valve, turn

--

 

off blue light when complete.

 

 

 

 

 

Display shows volume of A and B components at end of batch dispense

--

 

test.

 

 

 

 

Valve Test

If fluid pressure is not 1000 psi (7 MPa, 70 bar), STOP.

P1A

 

 

 

 

Check for no movement of pumps (stall within 10 seconds).

FHA, FHB

 

 

 

312359J

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Graco 312359J important safety instructions Possible Alarms by Mode, Mode Control Logic Alarms

312359J specifications

The Graco 312359J is a versatile paint sprayer designed for both DIY enthusiasts and professionals alike. Known for its powerful performance and user-friendly features, this sprayer is ideal for various painting tasks, from small interior projects to larger exterior applications.

One of the standout features of the Graco 312359J is its robust piston pump system, which can handle thicker materials without compromising on quality. This allows users to spray a wide range of coatings, including stains, sealers, and even heavy-duty paints. The sprayer is engineered to deliver consistent pressure, ensuring an even and professional finish on every job.

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In terms of technology, the Graco 312359J incorporates an easy-to-use control system, ensuring that even beginners can achieve professional-quality results. The user-friendly design simplifies setup and maintenance, while the quick-connect nozzle system allows for easy changes between different spray tips.

Moreover, the sprayer is equipped with a durable and easy-to-clean design. Users can quickly flush out the system after use, saving time and maintaining the equipment's longevity.

Ultimately, the Graco 312359J stands out for its combination of power, portability, and advanced features, making it an excellent choice for anyone looking to achieve a flawless finish. Its blend of practicality and efficiency caters to a wide range of applications, helping both novice and experienced users achieve outstanding results with ease. Whether tackling a home renovation or a professional job, this paint sprayer is designed to meet various painting needs effectively.