OK International DX-250 specifications 5CONNECTING THE UNIT

5CONNECTING THE UNIT

CAUTION: A 5-micron filter (TSD800-6), not included, must be installed with the unit to ensure proper air filtration.

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6.3Cycle Counter

The cycle counter records the numbers of dispense cycle being activated. Up to 65,535 cycles can be recorded. This number is shown at the lower right hand corner of the LCD. Press the Counter Reset button (3) to clear the counter.

7 TROUBLESHOOTING

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Figure 2.0

Items	Description
1	To Air Source
2	Air Filter (Not Included)
3	Power Adapter
4	Foot Switch

6SETUP INSTRUCTIONS Refer to Figure 1.0

6.1Manual Dispense Cycle Setting:

1.Turn on the unit by pressing the Power button (1)

2.Press the Mode button (2) until “PURGE” appears on the Display

3.Turn up the air pressure by rotating the Air pressure regulator knob (6) until the desired pressure is indicated on the Air pressure gauge (5).

4.After filling the barrel or using pre-packaged Adhesives, attach syringe to receiver head assembly. Make certain that the syringe locks into place.

5.Connect the plug end of the receiver head assembly to one of the air dispense outlet (7)

6.If vacuum “suck back” is needed, rotate the Vacuum regulator (8) counter clockwise until the desired vacuum pressure is obtained

7.Press and hold the Footswitch to activate dispensed cycle. (The Manual Mode is now activated)

6.2Automatic Dispense Cycle Setting

1.Push the Mode button (2) to select “TIMED” mode

2.Rotate the Time control knob (9) to set desired dispense time

3.Repeat step 3 to 6 in Section 6.1

4.Depress Foot switch to activate timed dispensed cycle

PROBLEM

LCD does not light

System will not actuate

System will not pressurize

System will not pull vacuum

Inconsistent dispensing

POSSIBLE CAUSE	CORRECTION
• No power input	• Check power cord
	connections
	• Turn on power
• Foot switch not	• Check foot switch
plugged in or	connection
improperly plugged
in
• Defective foot switch	• Foot switch needs to be
• Broken wire or loose	repaired or replaced
	• Unplug power cord and
connection inside	disconnect air supply.
unit	Remove cover and check
	for broken wires or loose
• Defective solenoid	connections
	• Replace solenoid
• Defective PC board	• Replace PC board
• Insufficient air	• Increase air supply
pressure	pressure
• Air hoses not	• Check connection
plugged in
• Regulator defective	• Replace regulator
• Vacuum setting is	• Increase vacuum setting
too low	• Replace solenoid valve
• Defective solenoid	• Replace venture
• Defective vacuum
venturi	• Replace needle valve
• Defective vacuum
needle valve
• Air bubbles in	• Reduce vacuum setting
Adhesives
• Dispense time is too	• Increase dispensing tim
low
• Dispense needle	• Replace needle
started to clog

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