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Condensing Water Heater Service Manual 11 100000354

COMPONENT MEASUREMENT POINT RANGE OF VALUE

CN PINS WIRE COLOR

WATER FLOW SENSOR E5

1-3 R-Bk DC11-13V

2-3 Y-Bk DC4-7V; 1-1.4 MΩ

BYPASS FLOW CONTROL G1

1-5 Br-W

DC2-6V DURING OPERATION

15-35 Ω

2-5 O-W

3-5 Y-W

4-5 R-W

WATER FLOW CONTROL G2

3 or 4 - 8 R or P -O

DC5-7V DURING OPERATION

1 or 2 - 8 B or W -O

3-4 R-P

30-50 Ω

1-2 B-W

7-5 Y-Gy

BELOW DC1V (LIMITER ON)

DC0-6 (LIMITER OFF)

7-6 Br-Gy

COMBUSTION FAN L1

1-2 R-Bk

DC6-45V

2-3 Y-Bk

DC11-13V; 3.5-3.9 kΩ

2-4 W-Bk

DC5-10V; 9.2-9.4 kΩ;

(PULSE 20-420 Hz)

KA Series Electrical Diagnostic Points

RC80HPe, RC80HPi

Rinnai REU-KA3237FFUD-US User Manual

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