Duke IRHS22 - Page 26

IRHS Holding Unit
Restaurant Equipment Manual
26
5R
5F
3R
3F
1R
1F
6 5 4 3 2 1 1 2 3 4 5 6 7
1 2
1 2
1 2
1 2
1 2
1 2
6R
6F
4R
4F
2R
2F
RED
BLK
1 2 3 4
FRT BTM
FRT TOP
IR
REAR TOP
REAR BTM
DAY PART
BLU
BRN
BRN
YEL
BLK
RED
ORN
RED
BLK
BLU
GRN
YEL
BRN
YEL
BLK
RED
BLU
BLK
RED
BLU
BLK
RED
ORN
GRN
GRN
BLK
RED
YEL
YEL
BLK
RED
BRN
BRN
RED
BLK
BLU
ORN
RED
BLK
BLU
YEL
RED
BLK
BLU
GRN
RED
BLK
GRN
BRN
RED
BLK
BRN
Heat Relay Mod 1
Heat Relay Mod 2
Heat Relay Mod 3
Heat Relay Mod 4
1 2 3 4
4 3 2 1
4 3 2 1
4 3 2 1
4 3 2 1
2
1
3
4
2
1
3
4
2
1
3
4
2
1
3
4
L1
L1
L1
L1 L1 L1
L1
L1
B
L
D
2
1
3
4
2
1
3
4
2
1
3
4
2
1
3
4
L1
L1
L1
L1 L1 L1
2
1
3
4
2
1
3
4
L1
L1
L1
L1 L1 L1
RED
BLK
BLU
ORN
RED
BLK
BLU
YEL
RED
BLK
GRN
RED
BLK
GRN
BRN
IR
Relay
Mod 1
IR
Relay
Mod 2
IR
Relay
Mod 3
IR
Relay
Mod 4
1 2 3 4
1 2 3 4
1 2 3 4
1 2 3 4
RED
BLK
BLU
YEL
RED
BLK
BLU
GRN
IR
Relay
Mod 2
IR
Relay
Mod
3
1 2 3 4
1 2 3 4
1 2 3 4
4 3 2 1
4 3 2 1
4 3 2 1
4 3 2 1
4 3 2 1
4 3 2 1
1 2 3 4
Branch
Circuit
Fuses 16A
POWER SWITCH
Line Cord
YEL
IR BULB COMMON LINE SUPPLY
HEAT ELEMENT COMMON LINE SUPPLY
L2
L1
Temperature
IR 1 IR 2 IR 3 IR 4 IR 5 IR 9 IR 7
IR 11
IR 8
IR 12
IR 6
IR 10
HEAT 1 & 2 HEAT 3 & 4 HEAT 5 & 6
HEAT 7 & 8
HEAT 9 & 10
HEAT 11 & 12 NOT USED NOT USED
TEMP
1 & 2
TEMP
3 & 4
TEMP
5 & 6
TEMP
7 & 8
TEMP
9 & 10
TEMP
11 & 12
NOT USED
NOT USED
NOT USED
NOT
USED
NOT
USED
NOT
USED
RTD CONNECT PCB
Well 1 & 2
Well 3 & 4
Well 5 & 9 Well 6 & 10
Well 7 & 11
Well 8 & 12
FRONT TIMER BARS
IR
IR
HEAT
Well
2
Well
1
RED
WHT
GRN
YEL
BRN
ORN
BLK
RED
WHT
GRN
YEL
BRN
ORN
BLK
RED
WHT
GRN
YEL
BRN
ORN
1
2 3 4
5
6 7 8
9
10 11 12
IRHS 34
Right Side Control Shown
½ ROW HEAT (2 Wells) Per Well IR Element
HMC-34 CONTROLLER
P2
P1
1
2
3
14
15
7
17
6
5
4
13
18
8
19
9
10
20
8
7
6
9
10
2
3
14
13
12
11
5
4
WIRE DIAGRAM
IRHS 34
1 2
1 2
12V SEC
208V
230V
Current
Sense
1 LOOP =
2 TURNS
1 2 3 41 2 3 4
1 2 3 4
1 2 3 41 2 3 41 2 3 4
4 3 2 1
4 3 2 1
Well 1 & 2
Well 3 & 4
Well 5 & 9 Well 6 & 10
Well 7 & 11
Well 8 & 12
REAR TIMER BARS
1 2 3 41 2 3 4
1 2 3 4
1 2 3 41 2 3 41 2 3 4
KITCHEN MINDER INTERFACE
RED
BLK BLU GRN YEL
WHT
RED BLK
GRN
WHT
6 5 4 3 2 1
ADAPTER
PCB
1 2 3 4
USB
6 5 4 3 2 1
6 5 4 3 2 1
LINE
LOAD
EMI
FILTER
MOV
CE Option
Line Cord
Fuse Block
X2
226695 Rev H
WIRING SCHEMATICS
FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY