Installation, Operation & Maintenance Instructions
Dunham-Bush Ltd, Downley Road, Havant, Hants PO9 2JD
Email: info@dunham-bush.co.uk
Global:www.dunham-bush.com
INTRODUCTION
This booklet provides guidance to identify, handle,
install and commission Dunham-Bush Cougar fan coil
units as well as guidance for operation and
maintenance.
These instructions are to be read in conjunction
with the wiring diagram supplied with the unit.
The instructions apply to units from the standard range
only. Please study the instructions carefully before
commencing any installation work.
IDENTIFICATION
The fan coil unit serial number, description and figure
number (size) are displayed on a label found on the
unit discharge plenum. If specified, a stencil reference
may also be marked on the discharge plenum for on-
site identification.
DESCRIPTION
Dunham-Bush Cougar fan coil unit comprises a self-
finished galvanised sheet steel casing with multiple
access panels to each part of the fan coil unit,
including fans, motors, air filter, dual purpose
heating/cooling coil, electrical connections box and
discharge plenum. Fan coil units are designed for
continuously variable fan speed, with fan speed set by
a 0-10VDC signal.
STANDARD RANGE MODELS & SIZES
Cougar is a horizontal basic chassis fan coil unit,
available in seven sizes, figs 1 to 7 inclusive
Diagram 1 - Cougar Fig 3 LH connections with octagonal discharge plenum
NOTE: PLEASE LEAVE COPIES OF THESE INSTRUCTIONS AND ANY WIRING DIAGRAMS
AND OTHER RELEVENT LITERATURE WITH THE END USER.
Electrical connections
and controls box
Fan speed and on/off switches
Drip tray drain
connection
Valves and actuators
(coil connections)
Coil/drip tray access panel
Discharge plenum access panel
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