Instruction manual
1.1 Introduction 
This instruction manual describes the Airbloc ACT
-1 range of Recessed Ceiling Tiles and     Surface 
Mounted Stockroom Heaters from 3-6kW. 
The  Airbloc  ACT-1  range  are  electric  heater  that 
directs  a  down-flow  of  warm  air  from  overhead, 
delivering  immediate  heat  where  required  and 
rapidly  creating  a  comfortable  environment  for 
staff and customers. 
The  Airbloc  ACT-1  recessed  ceiling  heater  is  
designed  for  discreet  positioning  in  a  suspended 
600mm  ceiling.  It  is  supplied  complete  with  a 
remote mounting control box. 
The Airbloc ACT-1 surface mounted ceiling heater 
is  designed  for  suspension from  a  ceiling  using 
threaded bar. It is supplied with stud bar mounting 
kit,  painted  enclosure  and  remote  mounting 
control box. 
1.2 General 
All  installations  must  be in  accordance with  the 
regulations in force in the country of use. 
These instructions must be handed to the user on 
completion of the installation. 
Installers  and  service  engineers  must  be  able  to 
demonstrate competence and be suitably qualified 
in  accordance  with  the  regulations  in  force  in  the 
country of use. 
To  ensure  continued  and  safe  operation  it  is 
recommended  that  the  appliance  is  serviced 
annually. 
The  manufacturer,  offers  a  maintenance  service. 
Details are available on request. 
1.3 Electrical 
This  unit  is suitable  for  connection  to  230/240V 
50Hz supplies. Maximum cable inlet size is 4mm².  
The  appliance  shall  be  connected  to  the  supply 
via  an  appropriate  switched  fused  double  pole 
isolator  having  a  contact  separation  of  greater 
than 3mm. 
The  connection  to  be  made  between  the  heater 
and the remote control box are detailed in section 
4 - Electrical connections.  
BMS control, time switches, room thermostats and 
door  interlocks  can  be  installed  at  the  discretion 
and responsibility of the installer. 
For  safety  reasons,  a  sound  earth  connection 
must be made to the unit before it is put into use.  
The  unit  should  be  wired  in  accordance  with  IEE 
regulations for Electrical Equipment of Buildings. 
Warning 
For  safety  reasons  a good  earth  connection 
must ALWAYS be made to the heater and  control 
box. 
The  ACT-1  is  supplied  with  a  remote  control  box 
which  houses  3  rocker  switches.  These  switches 
give  ambient  airflow  plus  two  heat  switching  
options. 
For further details please refer to section 6 - User 
instructions in this manual. 
1. General Information. 










