Concordia XPRESS - Coffee System Troubleshooting; Flavor System Troubleshooting

3033-015B Section 15: Troubleshooting
Concordia Xpress Technical Support Manual 15-3
2900-300B
Coffee System
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION NEEDED
No beans in
grinder
Jammed hopper.
Stir beans in hopper.
Clear out grinder affected.
Hopper stopper is installed.
Remove hopper stopper.
No coffee flow
Brew valve failure.
Check for open coil.
Clogged brew line or
product nozzles.
Check for clogged product output
path.
Grounds too fine.
Check coffee powder dose.
Verify grinder setting.
No coffee grounds
exit from grinder
spout
No beans in hopper.
Add beans.
Blocked grinder spout.
Check for blockage.
Check for jammed or damaged
coffee powder flap.
Hopper stopper is installed.
Remove hopper stopper.
Insufficient
amount of coffee
grounds in brew
chamber
Hopper stopper is installed.
Remove hopper stopper.
No beans in hopper.
Add beans.
Partially blocked grinder
spout.
Clear blockage.
Clogged funnel.
Clear blockage.
Hopper stopper installed.
Remove hopper stopper.
Too much coffee
being poured
Flowmeter failure
Diagnose using TEST ROUTINES /
BREW WATER VALVE. Verify in
mL count increments.
Water volume setting is too
high.
Verify proper setting for water
volume.
Failing of coils or
components in
controls
Excessive voltage in
control.
Confirm the stray voltage in site’s
neutral or ground circuit. Have
customer resolve.
Flavor System
SYMPTOM
PROBABLE CAUSE
CORRECTIVE ACTION NEEDED
Air bubble(s) in
flavor tube
Loose fitting.
Check all fittings are secure and
properly connected.
Flavor box problem.
Open flavor box and check to
ensure bag has no punctures.
Leak in flavor
tube(s)
Break in flavor tube.
Check flavor tube(s) for breaks.
Faulty fittings.
Verify fittings properly connected.
Puncture in flavor bag.
Check flavor bag for puncture.
Kink in flavor
tube(s)
Incorrect placement of
flavor tubes and/or flavor
box.
Gently smooth out flavor tube(s).
Remove flavor tube, first, if
necessary.
Box resting on tube
Lift box and remove tube from
incorrect position; correctly position
flavor tube.