Graco N65DN0 - Page 11

DataTrak Operation
311238G 11
Table 1: Diagnostic Codes
Symbol Code
No.
Code Name Diagnosis Cause
Runaway Pump running faster than set runaway
limit.
• Increased air pressure.
• Increased fluid output.
• Exhausted fluid supply.
E-1 Diving Up Leak during upstroke. Worn piston valve or packings.
E-2 Diving Down Leak during downstroke. Worn intake valve.
E-3 Low Battery Battery voltage too low to stop
runaway.
Low battery. To replace battery, see
page 12.
E-4 Service
Component 1
Problem with stopping runaway. • Damaged solenoid.
• Damaged valve carriage.
E-4 Disconnected
Solenoid
Solenoid is disconnected. • Solenoid unplugged.
• Damaged solenoid wires.
E-5 Service
Component 2
Problem with sensing valve movement. • Sensors unplugged.
• Sensors mounted incorrectly.
• Damaged sensors.
• Damaged valve carriage.
E-6 Blown Fuse Fuse is blown. • Faulty solenoid or solenoid wiring.
• Extreme temperatures (above 140°F
[60°C]).