American Water Heater (A)BCG38T500-8P ユーザーズマニュアル

Servicing should only be performed by a Qualifi ed Service Agent

OPERATION AND SERVICE

WHITE RODGERS INTEGRATED CONTROL - THERMOSTAT

Figure 17

WHITE RODGERS IGNITION CONTROL BOARD

Figure 18

Display
LED Label

Display
LEDs

To Upper
Temp.
Probe

To Ignition
Control
Board

To Lower
Temp. Probe

Fuse

Pin Number
Label

120 VAC from
Ignition Control
Board

ECO Manual
Reset Button

Temperature
Adjustment
Dial

Diagnostic LED Error
Flash Codes are
Displayed Here

120 VAC
Hot to
Thermostat

120 VAC Hot
from On/Off Switch

1
2
3

5
6

8
9

7 10

11
12

1, 3, 6 -

2 -

7, 10 -

8 -

9, 12 -

From Thermostat
Flame Probe
Blower Prover Switch
Ground
To Gas Valve (24 VAC)

4, 2 -
3, 1 -

To Igniter (80-120 VAC)
To Blower (120 VAC)

120 VAC Neutral
to Thermostat

120 VAC Neutral
from On/Off Switch