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0800 387 387  |  www.dvs.co.nz

For access to system Diagnostics, To Restore System 
Defaults or to Restart the Keypad. 

Diagnostics

In system Diagnostics you are able to view System 
Information, Raw Values, Faults and Graphs. 

System Information

Touch Settings icon   then – 

UTILITIES > DIAGNOSTICS > 

SYSTEM INFORMATION > EXIT > EXIT

This information tells you the build details of the keypad 
and AHU (the fan unit). This information may be useful to 
DVS® if we are helping you to resolve any system fault 
diagnosis and so is for reference only.

Raw Values: Touch Settings icon   then – 

UTILITIES > 

DIAGNOSTICS > RAW VALUES

 – Scroll down to read the 

values - 

EXIT > EXIT > EXIT

Raw values are intended for DVS® service department 
reference only.

In Raw Values you are able to view real time data. For e.g. 
Fan speed(s), Relative Humidity, Absolute Humidity, CO

levels at each sensor fitted, Temperatures etc. Some of this 
information is transferred to the system graphs which you 
are also able to view in the Diagnostics menu.

Faults

Touch Settings icon   then – 

UTILITIES > DIAGNOSTICS > 

FAULTS > EXIT > EXIT > EXIT 

Informs you of any system faults.

Graphs

Touch Settings icon   then – 

UTILITIES - DIAGNOSTICS > 

GRAPHS > OK

 – Swipe across to read the available graphs - 

EXIT > EXIT > EXIT

The Graphs menu is in two sections. They are:

24 hour recording of: 

Temperatures (air supply 

temperature and temperature in your home, at the control 
panel), Absolute Humidity (air supply and in the home, at 
the control panel), CO

2

 levels at each sensor fitted and Fan 

RPM.

7 day recording of: 

Temperatures (air supply temperature 

and temperature in your home, at the control panel), 
Absolute Humidity (air supply and in the home, at the 
control panel), CO

2

 levels at each sensor fitted and Fan 

RPM.

Restore Defaults and Restart Keypad

Please contact DVS® if you intend to use these functions.

System Performance

Your DVS® will help to provide a healthier, drier living 
environment. 

Ventilation, heating (in cooler months) and cooling (in 
warmer months) are all keys to providing a drier, healthier 
and more comfortable living environment.

Winter (or cooler months)

 

Your DVS® is programmed to supply enough ventilation for 
your home based on the size of your home. If the home is 
now drier, you may wish to reduce the level of ventilation 
using the Fan Speed adjustment. The ideal being to 
have the minimum level of ventilation while retaining a 
drier, healthier home. If the home is not yet drier, you can 
increase the Fan Speed adjustment to ventilate at a higher 
level.

Summer (or warmer months)

Experience has found increasing the Fan Speed setting to 
higher levels provides better ventilation in warmer months.

Note: If you feel you have DVS® system performance 
issues, turn the system off and call 0800 387 387 so that 
we can assist with this issue.

Filter(s)

Maintenance of the equipment, including replacement of 
the air filter(s) with genuine DVS® filter(s), is required to 
ensure the durability and performance of the system for 
the warranty period and beyond. As the serviceable life of 
the DVS® filter(s) will vary with location and environmental 
factors outside of the control of the Company, Proven 
Systems Limited recommends replacing the filter(s) with a 
genuine DVS® filter(s) annually. 

A message will show on the controller when your filter(s) 
are due to be changed.

Call us on 0800 387 387 or visit www.dvs.co.nz to 
purchase filters or arrange for one of service technicians to 
come and change your filter for you.

Five Year Warranty

DVS® Manufactured and branded products carry a 5 year 
on site parts and labour warranty. The warranty is dated 
(begins) on the day of installation and/or supply of the 
goods. Non DVS® manufactured and branded products 
carry the warranty provided by the specific product 
manufacturer.

The warranty covers manufacturing faults in the product 
(equipment) and product failure caused by incorrect 
installation.

Useful Tips

Utilities

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