CEH ODH-3000 User manual

Installation Instructions
ODH-3000 Over Door Heater
Reference
J008g
SAFETY
The correct procedures for working at height must be adopted when installing this heater.
The heater must be installed by a suitably qualified person in accordance with current regulations.
CONTENTS.
LOCATION
FIXING.
ELECTRICAL CONNECTIONS.
WARNING: THE HEATER MUST BE EARTHED.
Remove from carton and check contents:
- heater unit
- mounting bracket
- 2 no. M6 bolts, 2 no. shakeproof washers, 4 no. plain washers.
Ensure all packing material is removed and inlet/outlet grilles are clear.
.
This heater is designed for high level use above frequently used doorways. It must not be installed less than
1.8metres from floor level and the maximum recommended mounting height is 2.3m. It should not be
positioned immediately below a fixed socket outlet. Optimum performance is achieved when the heater is
positioned as close to the top of the door as possible. For wider doorways multiple units can be installed
giving a continuous curtain of hot air.
The heater can be mounted either a) directly to the wall or b) to the wall or ceiling using the bracket supplied.
a) The unit is mounted directly to the wall via two keyhole slots and fixed via two holes.
1) Securely fix two No.10 screws (not supplied) at 500mm centres 208mm above desired position for
outlet grille.
2) Slide unit over screws and ensure secure fixing.
3) For extra security the front cover can be removed and the two additional mounting holes used
.
(DISCONNECT FROM POWER SUPPLY BEFORE REMOVING COVER)
b) The bracket can be fixed to either the wall or ceiling provided secure fixings can be made
1) Remove plugs from holes in end of unit, loosely fit M6 bolts with 2 plain washers and shakeproof
washer closest to head.
2) Provisionally place in bracket to ascertain optimum location and mark fixing holes.
3) Remove from heater and securely fix bracket
4) Replace heater at appropriate angle and tighten bolts securely.
The Heater should be installed in accordance with the latest edition of the IEE Requirements for Electrical
Installation (BS 7671:2001) by a suitably qualified person.
The unit is NOT suitable for connection via a 13A plug and should be permanently connected to a suitable
230Vac 50Hz. power supply incorporating a means of isolation having a contact separation of at least 3mm
in all poles.
Connect as follows:-
Green-yellow wire to terminal marked E , with earth symbol or coloured green or green-yellow.
Blue wire to terminal marked N. Brown wire to terminal marked L

CONTROLS
Control is by the 3 switches located next to the outlet grille.
Switch positions are:-
I/O: - Fan on.
Middle red: - Fan and 1kW heat.
End red: - Fan and 2kW heat.
Both red: - Fan and 3kW heat
Note: the switches are electrically interlocked to ensure the heat cannot be on without the fan operating.
CLEANING
The heater should be cleaned occasionally to reduce the build up of dust which may cause the unit to
overheat.
OVER TEMPERATURE CUT OUT
To RESET -
Do not cover the unit
Should the heater exceed normal operating temperature the over temperature cut out on the heating
element will operate.
switch off power to the unit and allow to cool before switching on again. If the problem persists
consult a suitably qualified person.
Note:- or allow the inlet grille to be obstructed as this could cause over heating and
possible damage.
The Manufacturers reserve the right to change the specification without prior notice EO&E
Please keep these instructions for future reference
P01
Commercial Electric Heat Limited
HAWICK TD9 8SL
No Part No Description
No DateRevision
Title
RevDrawing No.
Date
Drawn by
Scale
L011
2
1
L
L
2kW 1kW
N
N
ODH-W-001 2nts
NEB 21.11.93
ODH-3000
Over Door Heater
3
Connector
Block 5
Rocker
Switches
Heating element incorporates over temperature
cut out
To reset:-
Switch off and allow to cool( 5 minutes) then
restore supply
Heater does not function again until power has
been removed from cut out
1Heating
Element
4
6
Blower
Unit
Over temp
cut out
2Fan
Motor Schematic diagrams
2kW
1kW
1
2
3
4
B081-01
D002-01
F003
C001
Heating element
Fan motor
Connector block
Blower unit
5
6
E015 SPST 16A switch
Over temp cut out
Fan
1kW
2kW
1
2
10/7/95
08/04
Replace 3way switch with
3 single way switches
add external cut out
WARRANTY
This product is guaranteed, in accordance with our Conditions of Sale, for a period of 12 months from date of
purchase. We will repair or replace, at our discretion, any part found to be defective. We cannot accept
responsibility for any consequential liability.
The warranty will be invalid if the heater has not been installed in accordance with these instructions.
This does not affect your statutory rights.
Commercial Electric Heat Limited
Burnfoot Industrial Estate
HAWICK
Roxburghshire
TD9 8SL
Tel [phone] Fax [phone]
Email [email protected] Web www.cehltd.co.uk