Graco 313289s Sensors, Replace Fluid Pressure Sensor, Temperature RTD Sensor

Models: 313289s

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Sensors

Replace Fluid Pressure Sensor

1.Close main air shutoff valve on air supply line and on system.

2.Relieve fluid pressure. See Pressure Relief Proce- dure, page 12.

3.Open control box cover. See User Interface/Con- trol Box, page 32.

4.Disconnect pressure sensor (507) from FCM (218).

5.Disconnect fluid pressure sensor (507) from dosing valve (501).

501

506

 

 

 

Cord Grip

507

 

 

 

 

r__312359_313289_30

6.Replace with new fluid pressure sensor, and recon- nect pressure sensor to FCM.

Repair

Temperature (RTD) Sensor

1.Close main air shutoff valve on air supply line and on system.

2.Relieve fluid pressure. See Pressure Relief Proce- dure, page 12.

3.Open control box cover. See User Interface/Con- trol Box, page 32.

4.Disconnect temperature sensors (506) from FCM (218).

507

506

#6 218

#5 r_xm1a00_312359_313289_15a

5.Remove RTD (506) cable from cord grip.

6.Replace with new temperature (RTD) sensor.

7.Reassemble RTD cable (506) and cord grip.

8.Connect temperature (RTD) sensor to FCM connec- tor #5. Do not use connect #6.

9.Close control box cover.

313289S

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Graco 313289s important safety instructions Sensors, Replace Fluid Pressure Sensor, Temperature RTD Sensor