1460/61 INSTRUCTION MANUAL
Page 56
My Master Time Programmer doesn't keep time!
Are seconds on display incrementing?
NO -
Do diagnostic LED's on circuit board blink?
NO-
Perform hardware reset.
Are seconds on display incrementing now?
NO -
Call Distributor.
YES -
Watch unit to see if it locks up again.
YES -
Call Distributor.
YES -
What is your selected time base?
LINE - Does line frequency programmed match the line frequency of the application?
NO -
Change line frequency programmed to match line frequency of the
application.
YES -
Is earth/conduit ground connected to main board TB5 "GND" terminal?
NO -
Connect earth/conduit ground connected to main board TB5
"GND" terminal.
YES -
Is the line frequency in your application reliable and accurate?
NO -
Change time base to Oscillator and see if unit keeps
better time.
YES -
Call Distributor.
OSC - Is clock off by more than 15 sec/day?
NO -
Change time base to Line frequency and see if unit keeps accurate
enough time.
YES -
Call Distributor.
My Bell(s) / Utility Device(s) won't operate properly!
Momentarily press <D> at the time and date display to monitor the signal circuits your Bell(s) / Utility
device(s) are wired to.
Does the Master Time Programmer indicate that the Signal Circuits operate properly?
NO -
Is the Signal Circuit in Auto?
NO -
Return the Signal Circuit to Auto.
YES -
Is the correct schedule running for the day?
NO -
Program the correct schedule for the day into the Master Time
Programmer.*
YES -
Does temporarily programming a duration event for the Signal Circuit
into the running schedule cause the Bell(s) / Utility device(s) to activate
for the duration?
NO -
Call Distributor.
YES -
Verify the current schedule has correct sequence of events.
YES -
Can Bell(s) / Utility device(s) be manually turned on?
NO -
Check wiring of Bell(s) / Utility device(s) to the Master Time Programmer.
YES -
Call Distributor.
*NOTE:
You may want to check the alternate date programming if the Master Time Programmer
was to run an alternate schedule on this date.
TROUBLE SHOOTING GUIDELINES
TROUBLE SHOOTING GUIDE
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