MUFFIN TOASTER MT-12
12
P/N 1010610 Rev. Q 07/16
McDonald’s
MAINTENANCE (continued)
Function of Diagnostic LEDs
This section describes the Diagnostic LEDs and their
functions. The Diagnostic LEDs are found at the back of
the unit.
Rear Panel Diagnostic LEDs
1
2
3
4
5
6
7
Figure 5.
Diagnostic LEDs
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 operation.
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.
MADE IN U.S.A.
ANTUNES CONTROLS
SFT00-0216-B
1
YELLOW
RED
1
2
PARTIAL
DS1
-
+
LED
DONE
SW
PARTIAL
BUZZER
ON
SSR
THERM.
FAULT.
SW
FULL
PARTIAL
FULL
200
HIGH
B
D
A
C
LOW
220
+
-
DS1
C35
C31
J3
J2
C7
C22
C4
C12
C8
C18
C2
C1
C6
C5
C27
C15
C19
C11
C23
C28
C
21
C30
C24
C33
C29
C34
C26
C16
C20
C32
C25
C17
C9
C13
C3
C14
C10
CRY1
CR8
CR10
CR9
BR2
BR1
L2
L6
L5
L3
U5
L4
L1
CR13
CR14 CR15
CR16
CR17
CR18
CR19
U2
U4
U3
U1
R27
R29
R46
R41
R51
R31
R20
R43
R40
R44
R38
R36
R47
R49
R42
R52
R50
R39
R14
R37
R24
R23
R10
R48
R54
R53
R13
R4
R34
R7
R21
R5
R2
R18
R11
R8
R15
R33
R22
R45
R12
R32
R9
R6
R3
R17
R35
R30
1
4
3
2
P1
1
P2
1
P4
U6
Q3
Q2
Q1
Q4
VA
R1
VA
R2
VRL1
P3
1
2
3
R16
R1
1
2
3
LOW
HIGH
200
220
A
B
C
D
Control Board
Dip Switch Settings
Check your Control Board assembly to insure the Dip
Switch settings are correct.
NOTE: Refer to the table below for a listing of
Manufacturing numbers that use the 220 or 200 set-
ting.
DO NOT USE HIGH SETTING.
Dip Switches
Mfg. No. 200 or
220?
LO or
High?
9200131 200
LO
9200134 200
LO
9200136 200
LO
9200137 220
LO
9200138 220
LO
9200140 200
LO
9200144 200
LO
9200150 200
LO
