A.O. Smith Instruction manual - TWI 35-130 G/TWI 45-190 G, Light pulses, Cause, Solution, 4 SL

Models: TWI 35-130 TWI 45-190

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Light pulses

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

48

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Pannes s’affichant sur la commande

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Light pulses

Cause

Solution

Remark

 

 

 

 

 

 

 

 

 

 

4 (SL)

Error in the gas control

1.

Check if the gas control has been properly connected.

Contact the installation engineer for replacing the required

 

parts.

 

 

 

 

 

 

 

 

Hardware error in gas

circuit

2.

Check the cabling of the gas control.

 

 

 

 

 

 

 

 

 

 

 

control

 

3.

Replace the gas control if necessary.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5 (SC)

Error in the ionisation

1.

Check if the hot surface igniter has been properly connected.

Contact the installation engineer for replacing the required

parts.

 

 

 

 

 

 

 

 

Hardware error in

circuit

2.

Check the cabling of the hot surface igniter.

 

 

 

 

 

 

 

 

 

 

 

flame detection

 

3.

Check if the ground wire of the burner has been properly

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connected.

 

 

 

 

 

 

 

 

 

 

 

 

 

4.

Replace the hot surface igniter if necessary.

 

 

 

 

 

 

 

 

 

 

 

6 (SL)

Contact with metal

1.

Check the cabling of the hot surface igniter.

The electronic control automatically resets after ionisation

signal

 

 

 

 

 

 

 

 

Flame detected with

surface because of

2.

Replace the cabling if necessary.

dissappears.

 

 

 

 

 

 

 

 

 

closed gas valve

break in the cable

 

 

Contact the installation engineer in case of reoccurring errors.

 

 

 

 

 

 

 

 

 

 

 

 

Contact the installation engineer for replacing the required parts.

 

 

 

 

 

 

 

 

 

Defective gas valve

1.

Check for presence of burner pressure when the gas valves

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Instruction

 

 

 

 

 

 

are closed.

 

 

 

 

 

 

 

 

 

 

 

 

2.

Check if a flame is still present when the gas valves are

 

 

 

 

 

 

 

 

 

 

 

 

 

 

closed.

 

 

 

 

 

 

 

 

 

 

 

 

 

3.

If so, replace the gas control.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

manual

 

 

 

 

Defective control

1.

Reset the electronic control.

 

 

 

 

 

 

 

 

 

 

 

 

2.

Replace the electronic control if the error reoccurs.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8 (SL)

Defective control

1.

Reset the electronic control.

Contact your installation engineer for replacing the required parts.

 

 

 

 

TWI

 

 

 

Hardware error in the

 

2.

Replace the electronic control if the error reoccurs.

 

 

 

 

 

 

 

 

 

 

electronic control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

35-

 

 

 

9 (SL)

Defective control

1.

Reset the electronic control.

Contact your installation engineer for replacing the required parts.

 

 

 

 

 

 

 

Software error in the

 

2.

Replace the electronic control if the error reoccurs.

 

 

 

 

 

 

 

130G/TWI45-190G

 

 

 

 

 

 

 

 

 

 

 

 

 

 

electronic control

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Instruction manual - TWI 35-130 G/TWI 45-190 G

 

48

 

 

 

 

 

 

 

 

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A.O. Smith Instruction manual - TWI 35-130 G/TWI 45-190 G, Light pulses, Cause, Solution, Remark, 4 SL, 5 SC, 6 SL