10
P/N 1012011 Rev. C 06/18
Problem
Possible Cause
Corrective Action
Control Display flashes
PLt
continuously. Buns
not toasting properly.
Platen temperature is below 545 °F
(285 °C).
Allow the unit to warm up for 30 minutes and then
recheck. If the Control Display still flashes
PLt
,
contact your maintenance person or Antunes
Technical Service for service.
Failed Platen Thermocouple.
Contact your maintenance person or Antunes
Technical Service for service.
Failed Control Board
Control Display flashes
Er 9
continuously.
Control Compartment ambient tem-
perature is above 150 °F (66 °C)
Verify side vents on toaster are unblocked and not
near other heating appliances. If problem persists
contact your maintenance person or Antunes
Technical Service for service.
Failed Cooling Fan.
Failed Control Board
Control Display Flashes
SSr
continuously. Buns
Burn.
Failed Front Platen Solid State
Relay.
Contact your maintenance person or Authorized
Service Agency for service.
Failed Control Board.
Failed Front Platen Thermocouple.
Control Display flashes
Er 11
continuously. Buns
not toasting properly.
Loose Platen Thermocouple con-
nection on Control Board or the
Platen Thermocouple is open.
Re-secure the Platen Thermocouple to the Control
Board. If the Control Display still reads
Er 11
,
check the Thermocouple for continuity.Contact
your maintenance person or Antunes Technical
Service for service.
Failed Control Board.
Control Display flashes
Er 10
continuously. Buns
not toasting properly.
Shorted Platen Thermocouple to
ground.
Disconnect and re-secure the Platen Thermocou-
ple connection to the Control Board. If the Control
Display still reads
Er 10
, check the Thermocouple
for continuity. Contact your maintenance person or
Antunes Technical Service for service.
Failed Control Board
Control Display flashes
StoP
.
Mechanical bind in one or both
conveyors.
Enter “user mode” to check the motor speed.
Check both conveyors for mechanical binds. Test
the motor. Replace necessary parts. Contact your
maintenance person or Antunes Technical Service
for service.
Worn or damaged Ball Bearings.
Drive chain or sprockets damaged.
Failed Motor.
Failed Control Board.
Control Display flashes
SpEd
.
Mechanical bind in one or both
conveyors.
Enter “user mode” to check motor speed. Check
both conveyors for mechanical binds. Replace
necessary parts. Contact your maintenance per-
son or Authorized Service Agency for service.
Worn or damaged Ball Bearings.
Conveyor chains loose or damaged.
Drive chain or sprockets damaged.
Crowns and/or Heels
must be forced into the
toaster. Buns sticking
and burning.
Belts are dirty, worn, or damaged
(replace every 2-4 months).
Clean or replace Belts as described in the Mainte-
nance section of this manual.
Buns do not meet specifications.
Contact your bun supplier.
Troubleshooting
