671742
33
Zoom out
Zoom in
Previous page
1/92
Next page
6.3 Safety devices
Fig. Safety devices
1
4
2
3
1. Temperature
sensor
2. Gas control valve
3. Air proving
switch
4. Flame probe
Safety devices of the water heater:
Temperature
sensor (1)
The water heater controls the water temperature
using a temperature sensor:
T < 5 ºC, frost protection is activated.
T > 88 ºC, max. temperature.
T > 93 ºC, for extra safety.
Gas control valve (2) The gas control valve controls the gas supply to
the burner.
Air proving switch (3) The air proving switch guarantees the air supply
differential during pre-purging.
Flame probe (4) The flame probe detects if there is a flame in the
burner.
Safety devices of the installation:
Expansion vessel The expansion vessel stores temporarily expansion
water to keep the pressure in the installation at the
right level.
Expansion valve The expansion valve prevents excessive pressure
in the tank of the water heater.
Pressure-reducing valve The pressure-reducing valve reduces the water
mains pressure, if necessary.
Temperature and
pressure relief valve
(T&P valve)
(1)
The T&P valve prevents excessive pressure and
temperature in the tank.
1 - All installations have a T&P valve connection. A T&P valve is mandatory for unvented
installations.
Note
This manual only discusses unvented installations.
n
0312266_INNOVO_UKUK_V3.0, 2017-02-10 33
33


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 Innovo IR 32-285 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 Innovo IR 32-285 in the language / languages: English as an attachment in your email.

The manual is 7 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 Innovo IR 32-285

A.O. Smith Innovo IR 32-285 Usermanual and installation guide - German - 92 pages

A.O. Smith Innovo IR 32-285 Usermanual and installation guide - Dutch - 92 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