Graco 332709B important safety instructions Cddx

					Troubleshooting
Code	Type	Description	Problem	Cause	Solution
CDDX	Alarm	Duplicate	System sees two	More than one EFCM	Check the system
		Fluid	or more identical	is connected in the	and remove the extra
		Module	Enhanced Fluid	system.	EFCM.
			Control Modules
			EFCM).
DA0#	Alarm	Exceeded	Pump was driven to	System has a leak	Inspect system for
		Max Flow	its maximum allowed	or open valve that is	leaks.
		Pump #	speed.	allowing unrestricted
				flow.
				Pump is cavitating,	Verify that the pump
				cycling without	is being supplied with
				restriction.	material.
				Viscosity of material is	Reduce nozzle size
				too thin for nozzle size.	to create more
					restriction. Reduce
					paint pressure to lower
					the flow rate.
DE0#	Alarm	Leak	This is a manual stall	No material in the	Make sure the pump
		Detected	test failure when the	pump or line.	and down stream color
		Pump #	pump cannot build		line are loaded with
			pressure to the target		material.
			“Stall Test Pressure.”	Leak in the system.	Determine if leak is
			Will fault after 30
					external or internal
			seconds.
					by visually inspecting
					the system for fluid
					leakage. Fix all loose
					or worn hoses, fittings,
					and seals. Inspect
					all valve seats and
					needles for wear, and
					replace worn piston or
					throat seals.
DF0#	Alarm	No Stall Up	Pump failed the stall	Valve failure, seal	Replace inlet and
		Pump #	test; did not stall on the	failure, worn rod or	outlet valve and
			upstroke.	cylinder.	seal for up stroke.
					Replace piston and
					throat seals. Replace
					rod and cylinder as
					necessary.

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