A.J. Antunes & Co MT-12 9200148 - Manual (Page 9)

9 P/N 1010918 Rev. E 03/13
TROUBLESHOOTING
Problem Possible Cause Corrective Action
Muffins too light or too dark at Audio
Signal. Using refrigerated or frozen muffins. Muffins must be at room temperature before toast-
ing. Allow a two day old rotation when using fresh
muffins.
Incorrect setting or regional preference dictates an
adjustments of the timer. Approximate times are:
Partial Load - 85-125 seconds
Full Load - 90-130 seconds Adjust full or partial load timers as needed. Refer
to the Maintenance section of this manual.
Toaster does not operate properly
when it is initially installed. Toaster selected/shipped is not for the electrical ser-
vice as this location. Check toaster identification plate and refer to the
Electrical Specifications of this Manual.
Toaster does not operate after the
replacement of a Control Board. One or more electrical service dip switches are
improperly set for the locations electrical service. Refer to the Dip Switch setting instructions provided
in this manual.
Toaster will not operate (no heat and
no fan operation) and Rocker Switch
not lit. Rocker Switch (Power On/Off) not On Confirm that the Rocker Switch is ON.
No Power. Circuit Breaker is off or tripped. Reset Circuit Breaker. Contact your maintenance
person or Authorized Service Agency if it trips again.
Rocker Switch is inoperable. Replace Rocker Switch.
Poor plug to receptacle connection. Lock plug into receptacle.
Damaged or defective power cord. Inspect power cord, replace if needed.
Damaged or defective plug, and/or pins. Inspect plug and pins. Replace if needed.
Damaged or defective receptacle. Inspect receptacle. Call your electrician.
Loose electrical connection. Contact your maintenance person or Authorized
Service Agency for service.
Toaster not heating (but fan is work-
ing.) Hi-Limit control is tripped or defective. Turn toaster off for 30 minutes and then reset. If
the Hi-Limit control trips repeatedly, contact your
maintenance person or Authorized Service Agency.
Loose/defective electrical connections. Contact your maintenance person or Authorized
Service Agency.
Heating element/coil is broken/open.
Solid State Heater Relay is defective.
Control Board is defective.
Fan not running but toaster is heating. Fan is dirty or defective. Clean or replace defective fan.
No Audio Signal, but Ready Light
works. Defective Audio Signal. If Audio Diagnostic LED is on but there is no Audio
Signal, replace the Audio Signal.
No Ready Light but Audio Signal
works. Defective Ready Light. If Ready Light Diagnostic LED is on, but the ready
light is not, replace the ready light.
No Audio Signal or Ready light on
either Full or Partial Load cycles. Control Board is Defective. Replace the Control Board.
Front Door will not open or close
properly. Door Push Rod is Damaged. Remove left cover and check Door Push rod for free
movement of door. Straighten or replace rod as
required.
Have your maintenance person or Authorized
Service Agency straighten or replace the Door Push
Rod as required.
Heating element/coil is on continu-
ously Defective Solid State Relay. Contact your maintenance person or your
Authorized Service Agency.
Defective Control board.
Only Half the element coil is working Loose/defective electrical wiring connection. Check wiring connections at element/coil
Heating element/coil is broken/open Replace the heating element/coil.