Duke IRHS22 - Page 23

23
IRHS Holding Unit
Restaurant Equipment Manual
1 2 3 4 5 6 7
1 2
1 2
1 2
1 2
1 2
1 2
RED
BLK
1 2 3 4
DAY PART
BLU
BRN
BRN
YEL
BLK
RED
ORN
RED
BLK
BLU
GRN
YEL
BRN
BLK
RED
BLU
BLK
RED
ORN
GRN
GRN
BLK
RED
BRN
BRN
RED
BLK
BLU
ORN
RED
BLK
Heat Relay Mod 1
1 2 3 4
4 3 2 1
12V SEC
2
1
3
4
L1
2
1
3
4
2
1
3
4
L1
L1
L1
RED
BLK
BLU
ORN
RED
BLK
BLU
YEL
IR
Relay
Mod 1
IR
Relay
Mod 2
1 2 3 4
1 2 3 4
1 2 3 4
4 3 2 1
4 3 2 1
Branch
Circuit
Fuses 12A
POWER
SWITCH
Line Cord
IR BULB & HEAT
COMMON LINE
IR 1
IR 3
IR 2
IR 4
HEAT 1 & 2
HEAT 3 & 4
TEMP
1 & 2
TEMP
3 & 4
RTD CONNECT PCB
REAR
TIMER
BARS
FRONT
TIMER
BARS
BLU
YEL
BLK
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
13
14
1
2
1
2
Current
Sense
B
L
D
1 2 3 4
L2
L1
Temperature
IR
IR
HEAT
Well
2
Well
1
ROW HEAT
(2 Wells)
Per Well IR
Element
1
2
3
4
IRHS 22
Right Side Control Shown
IR 2
IR 4
IR 1
IR 3
IR Relay Mod 1
IR Relay Mod 2
Left Side
Control
Connections
WIRE DIAGRAM
IRHS 22
208V
230V
1 LOOP =r 2 TURNS
4 3 2 1
1 2 3 41 2 3 4
Left Side Control Front & Rear
Timer Bar Wiring
4 3 2 1
1 2 3 41 2 3 4
Right Side Control
Front & Rear Timer Bar Wiring
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
Well 1 & 3
Well 2 & 4
Well 1 & 3
Well 2 & 4
LINE
LOAD
EMI
FILTER
MOV
CE Option Line Cord
Fuse Block
X2
226692 Rev F
WIRING SCHEMATICS
FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY