Gasboy TopKAT PLUS - Manual (Page 72)

Maintenance Troubleshooting
Page 5-2 MDE-5013C TopKAT™ PLUS Installation Manual · February 2015
TopKAT PLUS Troubleshooting
TopKAT PLUS troubleshooting procedure and consequent corrective actions are described in
the following table:
Fault Probable Cause Checks Corrective Action
System is down
LCD display is blank

Does not accept

key/card/keypad input

No communication

OrCU LEDs are not lit
TopKAT PLUS main switch
is off Turn main switch on.
No 115 VAC feed to the
unit 1 Check power at the

Distribution Box (D-Box).
2 Check cabling from D-Box to the unit.
3 Ensure that power cable is properly
connected to unit terminal block.
4 Is 115 V measured at the power input
terminal block?
Correct wiring problems if 115 VAC is
not measured.
Power failure Does the unit shut down immediately after
being turned on? 1 Check for shorts in the power line
cable.
2 Check grounding.
External circuit breaker is
off Is breaker off or tripped? Turn breaker on, if off.
Is 115 V being switched through breaker? Replace breaker if 115 V is not being
switched.
Is 115 V measured at the power input
terminal block? Correct wiring problems if 115 V is
not measured.
Does the breaker turn off immediately after
being turned on? Check for loads or shorts in the
power line.
Internal fuse blown Check the two fuses inside the protective
cover using an ohmmeter. Replace the fuse if it is blown.
Power supply failure Check the power supply using an
voltmeter. 1 Replace fuse.
2 Replace power supply.
Does not accept

key/card/keypad input No
communication
OrPT setup is incorrect Login to OrPT and check communication
parameters. 1 Set communication parameters.
2 Submit and check again.
OrCU setup is incorrect Check OrCU setup:
• OrPT bus
• OrPT parameters
• OrCU administrator parameters
1 Set communication parameters.
2 Save and reload check again.
No magnetic card response Dirty or faulty magnetic
card reader faulty
magnetic cards
1 Visually check magnetic card reader.
2 Present several magnetic cards. 1 Clean magnetic card reader.
2 Replace magnetic card reader.
3 Replace OrPT.
No key response Loose cable faulty key
receptacle 1 Visually check key receptacle.
2 Insert several keys. 1 Replace Key receptacle.
2 Replace OrPT.
Customer display is blank Faulty customer display
Faulty OrPT Ensure that the customer display board is
properly connected to OrPT interface
board. 1 Replace customer display.
2 Replace OrPT.