503290
51
Zoom out
Zoom in
Previous page
1/64
Next page
is
Instruction manual ADM 51
11.4 ADMP Troubleshooting table - no hot water
Warning
Maintenance may only be performed by a qualified service and maintenance engineer.
No hot water
Symptom Cause Precautions Comment
Red LED in the on/off
switch is off
No supply voltage
present
1. Check if the isolator is ON.
2. Check the voltage at the main switch.
3. Check the voltage at the electrical connector block.
No ignition (pilot light
is LIT)
No supply voltage
present
1. Check if the isolator is ON.
2. Check whether there is power to the isolator
The voltage measured must be 230 VAC + 15% -10%
If the error cannot be rectified, contact your installation engineer
Pilot light is not lit High-limit thermostat
has been activated
1. Wait until the water temperature has dropped sufficiently.
2. Starting and running
the appliance.
If the error cannot be resolved or is persistent, contact your
installation engineer
Flue gas outlet blocked 1. Trace the blockage
2. Remove the blockage
3. Reset the flue gas thermostat
Pilot light has been
blown out
1. Starting and running
the appliance.
The safety thermostat
has cut out
1. The safety thermostat has cut out correctly:
- Check whether the control thermostat is working.
- Check whether the high-limit thermostat is working.
- Check that the circulation pump (if present) is working
2. The safety thermostat has cut out without apparent reason:
- Check that the thermostat is not broken.
- Check that the thermostat sensor is not broken.
If the error cannot be resolved or is persistent, contact your
installation engineer
No gas 1. Check that the manual gas valve is open.
2. Check that gas control opens (gas control "clicks").
3. Check the gas control wiring.
51


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for A.O. Smith ADM 50 at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of A.O. Smith ADM 50 in the language / languages: English as an attachment in your email.

The manual is 1,37 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of A.O. Smith ADM 50

A.O. Smith ADM 50 Usermanual and installation guide - Dutch - 68 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info