Parameter Setting - Grant Aerona 3 R32 Installation Manual

Hide thumbs

Table of Contents

The controller Parameters must be programmed in order for the heat pump to operate correctly.

Below you will find the details for programming the parameters for the system schematic on page 1.

Enter the Install level

1. With the controller powered on Press and Hold the menu (sun) and the – and + buttons

together for 3 seconds to enter Installer Level.

2. "InSt" will be displayed and the parameter number "00 00" and the parameter value "_ _

_" will be shown on the display. The first two digits of the parameter number will be

blinking

3. Use the up and down keys to select the correct group ie 21 00, then press the plus button.

4. Use the up and down keys again to select to correct code ie 21 04, then press set button

(tick) and the Parameter value will blink in the bottom right.

5. Use the up and down to alter the Parameter value and confirm by press the set button

(tick)

We recommend the following Values are set in the parameters for the system detailed below.

DHW + Heating Via Buffer Tank, pump Down stream of buffer controlled via heat pump.

Level

Parameter

Group

Code

*If the system contains Glycol please follow the Previous instructions on Disabling the frost protection in the Service menus

The Parameters Can all be reset by completing a Factory Reset.

1. Enter the install level as above.

2. Hold the Low Tariff/night mode buttons for 10 seconds all parameters have now been set to

their default values.

3. Press and hold the menu, + and – button simultaneously for 3 seconds of wait 10 min, to

return to normal operation

Error codes can be Reset two ways:

Pressing the SW Reset button of the terminal PCB or Pressing – and + on the Controller for 3 sec

together.

Below is a List of error codes for the Aerona 3 ASHP

www.seconrenewables.com