Emerson White-Rodgers 50E47-843 Instrucciones De Instalación página 3

M G
T
V N
R
2
D
BURNER
GROUND
MV
GAS
VALVE
MV
THERMOSTAT OR
CONTROLLER
Fig. 1 – Typical hookup for White-Rodgers replacement
with indirect sense using flame probe
M
G
T
V
N R
2 D
BURNER
GROUND
MV
GAS
VALVE
MV
THERMOSTAT OR
CONTROLLER
Fig. 3 – Typical hookup for competitive replacement
with indirect sense using flame probe
Terminal Function
Transformer Secondary
(unswitched leg)
Main Valve Common
Transformer Secondary
(switched leg)
Main Valve Operator
Power Supply
Power Supply
Hot Surface Igniter Element
Hot Surface Igniter Element
Flame Sensor
a
b
Use green adapter cable (provided) to connect terminal to chassis ground.
c
Do not use the MV2 terminal. MV2 and TR are interconnected in the appliance wiring.
d
e
f
Use the red wire on the included adapter cable.
g
Use the blue wire on the included adapter cable.
h
On direct sense models, jumper connected to FP terminal, see figure 4.
i
Remove jumper from FP terminal, cut jumper wire at circuit board and discard.
H
M H
T L
F L
S
S
V
H
2
P 1
2
1
1
BLUE
RED
ADAPTER
FLAME
PROBE
LIMIT
CONTROLLER
TRANSFORMER
ALTERNATE
LIMIT
H H
M
T
L
F L
S
S
V
H 2
1
P
1
2
1
LIMIT
CONTROLLER
TRANSFORMER
ALTERNATE
LIMIT
Terminal Wiring Cross Reference
Honeywell
S89/S890 Terminal
a
a
a
a
24V
HSI 120V
HSI 120V
h
SEN
JUMPER
(clip)
HOT
SURFACE
MV
IGNITER
GAS
VALVE
MV
L1
(HOT)
L2
Fig. 2 – Typical hookup for competitive replacement
with direct flame sense through ignitor
JUMPER
(clip)
FLAME
PROBE
HOT
SURFACE
IGNITER
L1
(HOT)
L2
Fig. 4 – Program Key installation/Jumper for models
Original Control
Robertshaw
HS780 Terminal
b
c
—
TH
d
h
RS
M G H
M
T
T L
S
V N
V
R H
2
2 2
D
1
BURNER
GROUND
THERMOSTAT OR
ALTERNATE
CONTROLLER
LIMIT
Program Keys
with indirect sense clip jumper
Old White-Rodgers
50E/F47 Terminal
TR
a
MV (next to
TR terminal)
TH
d
MV
—
f
—
g
i
FP
INSTALLATION
H
F L
S
JUMPER
P 1
1
FLAME
PROBE
HOT
SURFACE
IGNITER
LIMIT
CONTROLLER
L1
(HOT)
L2
TRANSFORMER
mper
Replacement Control
50E47-843
TR
MV2
TH
MV1
e
HS2
HSI
h
FP
3