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Model G0854 (Mfd. Since 08/18)
Review the troubleshooting procedures in this section if a problem develops with your machine. If you need
replacement parts or additional help with a procedure, call our Technical Support.
Note: Please gather the
serial number and manufacture date of your machine before calling.
SECTION 7: SERVICE
Troubleshooting
Motor & Electrical
Symptom
Possible Cause
Possible Solution
Machine does not
turn on, one or more
motors do not start,
or a breaker trips.
1. Emergency Stop button depressed/at fault.
2. Master power switch off/at fault.
3. Panel feeder/rear access panel left open.
4. Plug/receptacle at fault/wired wrong.
5. Power supply circuit breaker tripped/fuse
blown.
6. Incorrect power supply voltage/circuit size.
7. Inadequate air pressure.
8. Glue pot has not reached operating
temperature.
9. Blown fuse on machine.
10. Thermal overload relay(s) tripped.
11. Motor wires connected incorrectly.
12. Wiring open/has high resistance.
13. Start capacitor(s) at fault.
14. Contactor(s) not energized/has poor
contacts.
15. Centrifugal switch at fault.
16. Circuit board at fault.
17. Motor(s) at fault.
1. Rotate button head to reset. Replace.
2. Turn switch ON; test/replace switch.
3. Close and secure panel feeder/rear access panel.
4. Test for good contacts; correct wiring.
5. Ensure circuit is sized correctly and free of shorts;
reset circuit breaker/replace fuse.
6. Ensure correct power supply voltage/circuit size.
7. Ensure incoming air pressure is at least 6 SCFM @
100 PSI; adjust air pressure regulator to 100 PSI.
8. Allow glue pot to reach 180°C (356°F).
9. Check/replace blown fuses.
10. Reset; contact tech support if relay frequently trips.
11. Correct motor wiring connections.
12. Check/fix broken, disconnected, or corroded wires.
13. Test/replace.
14. Test all legs for power/replace.
15. Test/replace.
16. Inspect/replace.
17. Test/repair/replace.
One or more
motors stall or are
underpowered.
1. Motor(s) overheated.
2. Belt slipping; oil/grease on belts.
3. Motor(s) wired incorrectly.
4. Plug/receptacle at fault.
5. Conveyor belt slipping/at fault.
6. Run capacitor at fault.
7. Pulley/sprocket slipping on shaft.
8. Centrifugal switch at fault.
9. Motor bearings at fault.
1. Allow motor(s) to cool; reset overload if necessary.
2. Tension/clean/replace belt (
Page 56).
3. Wire motor(s) correctly.
4. Test for good contacts/correct wiring.
5. Tension belt (
Page 54); replace if faulty.
6. Test/repair/replace.
7. Replace loose pulley/shaft.
8. Adjust/replace centrifugal switch if available.
9. Test by rotating shaft; rotational grinding/loose shaft
requires bearing replacement.
Summary of Contents for G0854
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