Troubleshooting

The table, below, details the diagnostic codes that can be seen on the Setback Control. Reference the Setback Control manual, p/n 238-47808-00, for more details on this control.

 

 

Gas Valve / Control Model

 

 

 

 

Diagnostic

 

Accessory

WV4460E

Description

(intermittent pilot

Code #

Module

 

gas control)

 

 

 

 

 

 

 

Conn

Setback Control not connected to gas valve / control or

x

x

improperly wired together.

 

 

 

 

 

 

 

2

Relay remains energized

 

x

 

 

 

 

4

Weak pilot signal detected.

 

x

 

 

 

 

6

Pilot signal detected out of sequence.

 

x

18

Internal gas valve fault detected.

x

 

 

 

 

 

20

Failed to light pilot.

 

x

 

 

 

 

23

Pilot signal detected out of sequence (before it

 

x

should).

 

 

 

 

24

Pilot signal detected out of sequence (after it should).

 

x

 

 

 

 

29

Relay failed to energize

 

x

31

Upper tank sensor out of specification.

 

 

 

 

 

 

32

Lower tank sensor out of specification.

 

x

 

 

 

 

63

Ignition successful, but flame lost during run cycle.

 

x

Soft lockout.

 

 

 

 

 

 

 

 

64

Internal gas valve fault detected.

 

x

 

 

 

 

85

Soft Lockout due to maximum number of recycles

 

x

exceeded, last recycle was from pressure switch open

 

 

 

 

 

 

 

 

87

A manual reset is required due to Rollout Limit

 

x

 

 

 

 

89

Equipment missing or improperly wired together.

x

 

 

 

 

 

93

Internal gas valve fault detected.

 

x

 

 

 

 

95

Flammable vapor sensor fault detected, see warning

 

x

label.

 

 

 

 

96

Flammable vapor sensor out of specification, possible

 

x

short.

 

 

 

 

143

Water heater tank leak detected.

x

 

 

 

 

 

145

Leak sensor improperly installed or leak sensor

x

 

resistor missing.

 

 

 

 

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Image 15
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