665292
39
Zoom out
Zoom in
Previous page
1/44
Next page
Appendix
0020237057_00 Installation instructions 39
D.2 Troubleshooting
Symptom Possible cause Measure
Display remains dark The batteries are flat Change all the batteries ( Operating instructions, "Changing
the batteries").
The batteries in the control
have not been inserted correctly
Insert the batteries in the battery compartment, making sure
that the poles are the right way round.
The product is defective Replace the product.
No changes in the display when
the rotary knob is turned
Software error 1. Take all the batteries out.
2. Insert the batteries in the battery compartment, making sure
that the poles are the right way round.
The product is defective Replace the product.
No changes in the display
via the selection buttons are
pressed
Software error 1. Take all the batteries out.
2. Insert the batteries in the battery compartment, making sure
that the poles are the right way round.
The product is defective Replace the product.
Heat generator continues to
heat once the room temperature
has been reached
Incorrect value in the Room
temp. mod. or Zone assign-
ment function
1. Set Thermost. or Temp. mod. in the Room temp. mod.
function.
2. In the zone in which the controller is installed, assign the
controller's address in Zone assignment.
The reception strength is too
weak
If the reception strength is 4, find a new installation site for
the control.
System remains in hot water
handling mode
Heat generator cannot reach
the max. target flow temperat-
ure
Reduce the set value in the Max.DHW fl.targ.temp. function.
Only one of several heating
circuits is displayed
Heating circuits inactive Activate the required heating circuit by setting the functionality
in the Type of circuit function.
Only one of several zones is
displayed
Heating circuits inactive Activate the required heating circuit by setting the functionality
in the Type of circuit function.
Zone deactivated Activate the required zone by setting the value to Yes in the
Zone activated function.
Display view: Clean outside
temperature sensor
The battery in the outdoor tem-
perature sensor is flat
Clean the solar cell of the outdoor temperature sensor (
Operating instructions, "Cleaning the outdoor temperature
sensor").
The reception strength of the
outdoor temperature sensor is
weak or non-existent
If the reception strength is 4, find a new installation site for
the outdoor temperature sensor.
The product is defective Replace the product.
Display view: No RF commu-
nication
No power supply to the radio
receiver unit
Reconnect the power supply to the radio receiver unit.
The control is outside the radio
reception range
1. Take the control to the radio receiver unit and see if the re-
ception strength increases.
2. If the reception strength is 4, find a new installation site for
the control.
The product is defective Replace the product.
It is not possible to switch to the
installer level
You do not know the code for
the installer level
Reset the control to the factory settings ( Page 12).
39


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 Vaillant VRC 700F-4 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 Vaillant VRC 700F-4 in the language / languages: English as an attachment in your email.

The manual is 1,3 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.

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