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
6
| Product description
4.9 Access control cabinet
Danger
Disconnect the mains power supply to the unit before moving the Access control cabinet or opening the lid.
Warning
Before obtaining access to terminals, all supply circuits must be disconnected.
Access control cabinet is mounted on top of the unit. It is possible to remove the cabinet and mount it in a suitable loca-
tion, a control cabinet kit is available as an accessory.
The enclosure class for Access control cabinet is IP44. The dimensions are; length 450 mm, width 230 mm, height 92,5
mm.
Use one of the three flanges on the control cabinet to install accessories. If there is a need to change the type of flange
on one position, it’s possible to order additional flanges from Systemair. If Access control cabinet is mounted in an ex-
posed environment and a higher enclosure class is required, order a flange suitable for cable glands and replace the ex-
isting one (3).
Fig. 5
Position Description
1
Control unit CU27–C
2
Terminals
3
Flange
214959 | A007