Loctite 1390321 - Troubleshooting; Common Issues and Solutions

14
6. Troubleshooting
Symptom Possible Causes Corrections
The digital display
does not light.
- No power voltage present.
- Powers switch 12 in position O (OFF).
- Power adaptor with cord is defective.
- Control unit is defective
 Check the power voltage.
 Switch power switch to position I (ON).
 Replace power adapter with cord.
 Call Henkel Service.
No needle movement
on the pressure
gauge.
- No air pressure present.
- Pressure gauge 13 defective.
- Pressure regulator 15 defective.
 Check depressurizing valve 14 and
pneumatic supply.
 Replace gauge.
 Replace regulator.
LED does not light. - LED defect.
 When the controller is operational, the unit
can be used until repaired by Henkel
Service.
No start signal. - Plug on the XS1 (20 or 21) : Start 9 is
loose.
- Footswitch defective.
 Switch the power switch to the position O
(OFF). Tighten the screws of the plug.
Switch the power switch to the position I
(ON).
 Replace the Footswitch.
No product, too little
or too much product.
- Dispensing pressure not set correctly.
- Pressure hose not properly connected.
- Luer-Lock tip cap not removed.
- Dispensing needle clogged, too small or too
large
- Dispensing valve not correctly connected
or defective.
- Product reservoir not switched on.
- Product reservoir is empty.
 Adjust dispensing pressure setting.
 Connect air pressure hose correctly.
 Replace Luer-Lock tip cap with a
dispensing needle.
 Replace dispensing needle.
 Check the dispensing valve.
 Check product reservoir.
 Refill product reservoir.
The desired pressure
is not achieved.
- Supply pressure inadequate.
 Increase the supply pressure (min 0.5 bar
above reservoir pressure).
Air bubbles in the
product.
- Product reservoir is empty.
- Product hose not correctly connected.
- Dispensing valve not correctly connected
or defective.
- Product reservoir pressure is too high.
 Refill product reservoir.
 Connect product hose correctly.
 Check the dispensing valve (see instruction
manual for dispensing valve).
 Lower pressure, longer dispensing time.
Pressurized air
escapes between
reservoir housing
and reservoir lid.
- Reservoir knob is not tightened.
- O-Ring leaky.
 Tighten the reservoir knob.
 Grease or replace the O-Ring.
Pressurized air
escapes at the
product connection
1.
- Union nut on the product connection not
tightened.
 Carefully tighten the union nut.