Installation and Operation Manual
Rinnai Tankless Water Heater Installation and Operation Manual 73
15
Venturi Control
•
•
•
16
High Outgoing Temperature
(safety shutdown because water heater
is too hot)
•
•
17
Venturi Blockage
•
•
•
19
Electrical Grounding
•
21
Data Transfer Error
•
25
Condensate Pump (Accessory)
•
•
32
Outgoing Thermistor
•
•
•
•
33
Heat Exchanger Thermistor
•
38
Exhaust Thermistor
•
•
•
41
Freeze Protection Thermistor
•
51
Inlet Thermistor
•
•
•
•
52
Gas Valve
•
•
•
•
54
High Exhaust Gas Temperature
•
•
•
•
61
Combustion Fan
•
•
•
63
Recirculation Low Flow
•
•
•
•
65
Water Flow Control
•
•
70
PC Board
•
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