Operation and Maintenance Instructions
Table Of Contents
- 1 Overview
- 2 Warnings
- 3 Warnings signs on product
- 4 Product description
- 5 Start up
- 6 Operation
- 7 Maintenance
- 7.1 Maintenance intervals
- 7.2 How to replace supply/extract air filter
- 7.3 How to clean NaviPad
- 7.4 How to clean the heat exchanger
- 7.5 How to clean the fans
- 7.6 How to clean hot water heating coil
- 7.7 How to clean the electric heating coil
- 7.8 How to clean the extract air louvres and inlet diffusers
- 7.9 Clean the outdoor air intake
- 7.10 How to clean the duct system
- 7.11 Where to reset tripped fuses
- 7.12 How to reset the manual overheat protection (EL units)
- 7.13 How to replace the fan module
- 7.14 How to replace the heat exchanger
- 7.15 Change the internal battery in control unit CU27–C
- 8 Troubleshooting
- 9 Alarms
- 10 Service
- 11 General conditions
- 12 Spare parts
Start up
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9
5.1.2 Home page
Menus and functions may differ depending on actual configuration and/or application version running in the air handling
unit.
Unit name 2022–02–04
Running mode
Outdoor
Supply
Normal speed
31.3 °C 16.1 °C
Extended run
Setpoint adjustment
120
min
-2°C +2°C0
Screen image: The home page shows an overview of the air handling unit operation status.
5.1.3 Key board
When a name, value or password need to be changed/written a key board will appear at the bottom of the
touchscreen.
5.1.4 Symbol description
Home (home page)
Data and settings
Shows operating information and settings
Flow diagram
A schematic overview of the air handling unit and its components
Language
Change language
Time and date
Weekly schedule
Configuration
Alarm and functions configurations, I/O allocation settings
System information
Shows information about the air handling unit, installation site, control unit, communication and the
Systemair product.
Alarm symbol, indicates if there are active alarms. One press on the symbol will direct you to the alarm
list.
214959 | A007