PROBLEM: |
POWER ON LAMP won't illuminate. |
SOLUTION: |
1. Check E-STOP. |
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2. Ensure gates are closed and main power is on. The
touch screen message banner will display the current
status.
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3. Check HMI display and see of Power Off message is
displayed. If not, replace indicator light.
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PROBLEM: |
Machine won't go into AUTO mode. |
SOLUTION: |
Check Washer screen on nearby operator interface
screens for any alerts.
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1. Machine power not on. See above. |
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2. AUTO / MANUAL selector switch not set to "Auto."
Switch to "Auto."
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3. Line set to "Wash Only Mode." Go to the parameter
screen of the Spacer Applicator Machine operator
interface and disable "Wash Only Mode."
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4. Water level low. Check level sensors and display.
Fill tank as needed.
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5. Wash water not up to temp. Check heaters, RTD and
displays.
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6. Water impurity (PPM) too high. Check, drain and
fill tank. Replace filters as needed.
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7. Motor starter overload tripped. Check displays
and mail electrical panel.
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8. Some other fault has occurred. Press reset. |
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9. Line network down. Check status of ethernet
switches, bulk-heads and cables.
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PROBLEM: |
Glass won't outfeed from Washer |
SOLUTION: |
1. Shuttle station not in auto. Check status at push
button box and HMI.
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2. Shuttle Infeed full. Check Shuttle Infeed Staged
sensor.
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3. Data missing or faulty. Check Line Status on
nearby operator interface.
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PROBLEM: |
Glass won't infeed from Edge Delete |
SOLUTION: |
1. Washer or Edge Delete station not in auto. Check
status at push button box and HMI.
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2. Washer full, waiting for outfeed. Check status on
Line Status screen.
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3. Data missing or faulty. Check Line Status on
nearby operator interface.
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4. Line set to "Wash Only Mode." Go to the parameter
screen of the Spacer Applicator Machine operator
interface and disable "Wash Only Mode."
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PROBLEM: |
Glass hits glass on washer infeed. Washer and Infeed
conveyors are running but the glass does not go into
the Washer from the Infeed.
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SOLUTION: |
1. Infeed Conveyor misaligned to Washer; check and
adjust by moving or levelling line.
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2. Rollers in washer sticking in spring floats.
Check, clear and adjust.
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3. Glass debris blocking entrance. Clear jam. |
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PROBLEM: |
Glass hits glass on washer infeed, Washer conveyor
is not running.
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SOLUTION: |
1. Confirm that Washer conveyor is not running when
second piece of glass comes in.
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2. Check to make sure machine is in normal Auto
mode.
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3. Washer conveyor is in fact running. See above.
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PROBLEM: |
Glass piles up / overlaps in Washer. |
SOLUTION: |
1. Make sure that glass is not getting stuck going
from Infeed Conveyor to Washer conveyor. See above.
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2. Check to make sure machine is in normal Auto
mode.
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3. Glass debris blocking entrance. Clear jam. |
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4. Glass coming loose, not well conveyed in washer.
Rollers in washer sticking in spring floats. Check,
clear and adjust.
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5. SHUTTLE INFEED LOADED sensor misreading. Check
and adjust.
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6. Shuttle Infeed conveyor faulted. Check and
adjust.
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PROBLEM: |
Multiple pieces of glass slipping through and being
sent to next station.
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SOLUTION: |
1. Make sure that glass is not getting stuck going
from Infeed Conveyor to Washer conveyor. See above.
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2. Check to make sure machine is in normal Auto
mode.
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3. Glass debris blocking entrance. Clear jam. |
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4. Glass coming loose, not well conveyed in washer.
Rollers in washer sticking in spring floats. Check,
clear and adjust.
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5. SHUTTLE INFEED LOADED sensor misreading. Check
and adjust.
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6. Shuttle Infeed conveyor faulted. Check and
adjust.
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7. Part present sensor dirty. Clean with a clean dry
cloth.
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8. Glass loaded too close together on Infeed
Conveyor. Distance from light to light should be an
absolute minimum of 6".
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PROBLEM: |
Wash water does not reach maintain desired
temperature.
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SOLUTION: |
1. Confirm that HEATER selector switch is set to
"On."
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2. Confirm that desired heat is set to reasonable
temperature.
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3. Confirm that heater coil fuses have not blown or
overloads tripped.
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4. Confirm that heater coils have not burnt out.
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5. Check to make sure that blower is not pushing too
much air back into the wash chamber.
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PROBLEM: |
Water level drops or is not maintained. |
SOLUTION: |
1. Check that valves to drain lines are closed and
supply valve is open.
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2. Check that filters are not clogged to the point
of restricting flow. Replace as needed.
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3. Check functioning of float valves. |
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PROBLEM: |
Water leaks from washer. |
SOLUTION: |
1. Glass debris built up, preventing seals from
closing properly on doors or glass infeed area.
Clean and remove any glass. Examine seals and flaps.
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2. Doors not properly shut. Check. Shut. |
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3. Seals and rubber flaps worn or damaged. Check and
replace as necessary.
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4. Other leak has developed. Examine, trace and
seal.
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PROBLEM: |
Water impurity (PPM) too high. |
SOLUTION: |
1. Drain, clean tanks. Re-fill. |
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2. Check water filters. Replace as necessary. |
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3. Drain rinse tank. Remove PPM sensor and check in
standardized solutions against another meter.
Replace if not performing adequately.
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Do NOT use soap or detergent in washer unless
instructed by manufacturer.
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PROBLEM: |
Glass spotted or shows water marks. |
SOLUTION: |
1. Drain, clean tanks. Re-fill. |
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2. Check blower filters, replace as necessary. |
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3. Check water temperature and make sure that it is
running above minimum.
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PROBLEM: |
Glass not dry upon exiting. |
SOLUTION: |
1. Check blower filters, replace as necessary. |
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2. Check water temperature and make sure that it is
running above minimum.
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3. Check water purity. Replace filters as necessary.
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PROBLEM: |
Glass breaks in washer. |
SOLUTION: |
1. Glass getting stuck at infeed of Washer, next
glass hitting it and pushing it in. See above.
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2. Rollers in washer sticking in spring floats.
Check, clear and adjust.
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3. Glass coming loose, not well conveyed in washer.
Rollers in washer sticking in spring floats. Check,
clear and adjust.
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4. Glass debris from earlier breakage blocking
conveyor. Check; clear.
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5. SHUTTLE INFEED LOADED sensor misreading. Check
and adjust.
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6. Shuttle Infeed conveyor faulted. Check and
adjust.
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PROBLEM: |
VFD / Blower / Conveyor doesn't run. |
SOLUTION: |
1. Check function by manually jogging conveyor from
HMI after resetting.
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2. Cycle e-stop power. |
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3. Check for missing data, glass. |
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4. Check part present sensors. |
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5. Check fuses |
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6. Check ethernet cable connections and routers.
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7. On recently replaced hardware, confirm all
parameters are correctly entered and the IP address
is correct and not overlapping existing active
addresses. Check data link parameters (Powerflex
525s: C153-C160)
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PROBLEM: |
Anything you can't figure out. |
SOLUTION: |
CALL ERDMAN AUTOMATION AT
763-389-9475
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