A.J. Antunes & Co MT-12 9200148 - Manual (Page 7)

7 P/N 1010918 Rev. E 03/13
FUNCTION OF DIAGNOSTIC
LEDS
This section describes the Diagnostic LEDs and
their functions. The Diagnostic LEDs (Figure 4)
are found at the back of the unit.
1
Full Load Switch Light - ON when the
Full Load Switch is closed.
2
Thermocouple Fault - ON when the
thermocouple is disconnected or
damaged. The toaster will not heat.
3
Solid State Relay On - ON when
power is sent to the Solid State Relay.
This LED pulses rapidly during opera-
tion.
4
Ready Light - ON when power is sent
to the Ready Light.
5
Partial Load Switch - ON when the
Partial Load Switch is closed.
6
Audio Signal - ON when power is
sent to the Audio Signal.
7
Partial Load Light - ON when power
is sent to the Partial Load Light.
HI-LIMIT RESET BUTTON
A hi-limit thermostat will turn off electrical
power to the heater and control circuits if the
unit overheats. To reset the thermostat, allow
sufficient time (about 45 minutes) for the unit
to cool down, remove the cap and press the
red reset button located on the side of the
unit (Figure 2).
If the unit requires continuous resetting, con-
tact your Authorized Service Agency.
Figure 2. Hi-Limit Reset Button
Partial
Load
READY
Hi-Limit
Reset
Button
MAINTENANCE SCHEDULE
DAILY – CLEAN CRUMB TRAY
1. Turn the Rocker Switch (power on/off)
to OFF and unplug the power cord.
2. Allow the toaster and plate to cool
sufficiently to handle.
3. From the front of the toaster, raise the
Crumb Tray, and remove it from the
unit (Figure 1).
4. Lift the Removable Plate from the
Crumb Tray (Figure 1).
5. With a clean, damp cloth, wash the
top surface of the Removable Plate.
6. Inspect the Removable Plate for exces-
sive carbon build-up (use coloration of
the bottom of the plate for reference).
If there is only a slight carbon build-
up, proceed to step 8.
7. If excessive build-up of carbon exists,
remove with a griddle cloth.
8. Wipe the Removable Plate clean with
a paper towel dampened with sanitiz-
ing solution.
9. Reinstall the Removable Plate into the
Crumb Tray, reinstall the Crumb Tray
into the toaster, and plug the power
cord into the appropriate power outlet.
Partial Load Temp.
Timer Adjustment
Full Load Temp.
Timer Adjustment
Figure 3. Timer Adjustments
Figure 4. Diagnostic LEDs
MONTHLY – CHECK CALIBRATION
NOTE: You will need a stopwatch
1. Turn the Rocker Switch (power on/off)
to ON and allow the unit to preheat
for approximately 30 minutes.
2. Close the front door and wait for the
Audio Signal to beep. When the Audio
Signal beeps, open the Front Door, then
close it again. When the Audio Signal
beeps a second time, open the Front
Door.
3. Load 12 muffin halves into the toaster,
close the Front Door, and start and
start the stopwatch.
4. Check the time on the stopwatch when
the Audio Signal beeps.
NOTE: The Audio Signal should beep and
the Ready light should come on within 90
to 130 seconds.
5. Open the Front Door to stop the Audio
Signal and to turn off the Ready light.
6. Remove muffins and reload with 6
muffin halves.
7. Close the Front Door, press and release
the Partial Load Control Knob on the
right front of the toaster until the
Amber light is lit (Figure 1). Start the
stopwatch.
8. Check the time on the stopwatch when
the Audio Signal beeps.
NOTE: The Audio Signal should beep and
the Ready Light should come on within 85
to 125 seconds.
9. Open the Front Door to stop the Audio
Signal and to turn off the Ready light.
10. If the times are correct, calibration is
complete. If the times are not correct,
adjust the timers located at the rear of
the toaster (Figure 3).
Rear Panel Diagnostic LEDs
1 2 3 4
5 6 7