Biddle Innovair Size 3 Installation, Operation & Maintenance Instructions Manual

Intelligent fan convectors

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Innovair Size 3 & Innovair School
Intelligent Fan Convectors
INSTALLATION, OPERATION & MAINTENANCE
INSTRUCTIONS
Version 2.1

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Summary of Contents for Biddle Innovair Size 3

  • Page 1 Innovair Size 3 & Innovair School Intelligent Fan Convectors INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS Version 2.1...
  • Page 2: Table Of Contents

    Connecting the Unit to a Timer Clock or PIR………………. Page 16 Connecting the Unit to an Extract System……..……………. Page 17 Connecting the Unit to a Biddle CO Sensor……………….. Page 18 Section 4. CONTROL & OPERATION Standard Controls and other Options…………………………...
  • Page 3: Section 1. General Information

    Section 1. GENERAL INFORMATION IMPORTANT! IT IS ESSENTIAL TO ISOLATE THE UNIT FROM THE ELECTRICAL SUPPLY AND THE CONTROL CIRCUIT POWER SUPPLY BEFORE CARRYING OUT ANY MAINTENANCE, AND TO ENSURE THAT THE POWER CANNOT BE ACCIDENTLY RESTORED BY UNAUTHORISED PERSONNEL. DIMENSIONS &...
  • Page 4 Use where an adjustable short duct section is Use where the discharge or return air will required to connect to the Biddle linear grille. connect to the Biddle linear grille but the The telescopic duct is sized to accept the connection needs to be longer than 160mm.
  • Page 5 Section 1. GENERAL INFORMATION - continued FIXING POSITIONS / PIPEWORK ENTRY FIXING CENTRES (Viewed from back of unit) Dimensions in mm Figure 2a 1716 4 off slots 10 x 30. For M8 Bolts or TOP OF UNIT threaded bar. BASE OF UNIT PIPEWORK APERTURE (Viewed from back of unit –...
  • Page 6 FRESH AIR APERTURE THROUGH OUTSIDE WALL Figure 3 Minimum Aperture Dimensions Innovair Size 3 & Innovair School Only A = 1305 mm B = 225 mm C = 25 mm (Dimension when Innovair is sitting...
  • Page 7: Section 2. Installation - (Mechanical)

    Section 2. INSTALLATION – Typical Cased Unit Continued FIXING CASED UNIT TO OUTSIDE WALL & ATTACHING WALL SLEEVE/ATTENTUATOR Figure 5 View on rear of unit 1. Before fixing the unit to the external wall. Attach the outer section (Part A) of the telescopic wall sleeve/attenuator to the fixed spigot on the back (or rear) of the Innovair unit.
  • Page 8 Section 2. INSTALLATION – Typical Cased Unit Continued CASED UNIT - ASSEMBLING Assemble casing in following order: Figure 6 Attach plastic end panels using screws on front edge. Attach front access panel. Locate lip on top edge of panel into retailing channel on upper casing (A) Push home access panel into channel and fix using two screws supplied.
  • Page 9 Section 2. INSTALLATION – Typical Chassis Unit IMPORTANT. PLEASE READ ALL SECTIONS BEFORE PROCEEDING WITH INSTALLATION STAGES INVOLVED Figure 8 shows a typical chassis type unit suitable for mounting within a ceiling void. The following notes give instruction on how the unit is dismantled, connected to the fresh air, return air and supply air ducts and re-assembled.
  • Page 10 Fresh Air Connection. If fresh air connection is directly against a double skin outside wall: Use the telescopic wall sleeve/attenuator provided by Biddle (see Figure 5 and associated notes on page 7) If fresh air connection is remote from Innovair unit: Fix fresh air duct (by others) directly to the fixed spigot provided at either the back or base position.
  • Page 11 Option 3. Spigot Extension Piece by Biddle. Attach to the unit using screws provided. If the ducting needs to be longer than 100mm, attach suitable ducting (by others) to the extention piece. Option 4. Discharge Plenum by Biddle. Attach to the unit using screws provided. Allows connection of circular ducting.
  • Page 12 Connect suitable sized ducting (by others) directly onto the fixed spigot supplied with the unit. Option 2. Telescopic duct section by Biddle. Attach outer section to return air spigot using screws provided, the inner section of the duct with external bends fits against the rear of builderwork apperture.
  • Page 13: Connecting The Unit To Mains Power

    Section 3. ELECTRICAL CONNECTIONS CONNECTING THE UNIT TO MAINS POWER Installation cable sizing should always be done by a qualified electrician in accordance with current regulations. The suggested mains supply cables for Innovair are as follows:  water heated units, 3-core mains cable (Cu/PVC/PVC) size 1mm Mains Supply Running Current Starting Current...
  • Page 14 Section 3. TYPICAL WIRING DIAGRAM AC WATER HEATED UNIT TYPICAL WIRING DIAGRAM – (Check with the supplied diagram that comes with the unit). Page 14 v2.1...
  • Page 15 Section 3. TYPICAL WIRING DIAGRAM EC WATER HEATED UNIT TYPICAL WIRING DIAGRAM – (Check with the supplied diagram that comes with the unit). Page 15 v2.1...
  • Page 16 Section 3. ELECTRICAL CONNECTIONS - continued Page 16 v2.1...
  • Page 17: Connecting The Remote Control Pad To The Unit

    The Model TB/TS-BIDDLE wall mounted controller for temperature sensing only, requires 2 cores connected to terminals numbered 1 – 2. The Model TB/TS/K-BIDDLE for manual heating & automatic / no ventilation adjustment requires 3 cores connected to terminals 1, 2 & 3 only.
  • Page 18: Connecting Units As Master/Slave

    Connecting Units As Master/Slave Connect the remote control pad to the unit designated as the Master unit as described above (this unit will automatically detect it when powered up and configure as the master). Units without a control pad will assume a salve status when no room pad can be found.
  • Page 19: Connecting The Unit To A Bms

    Section 3. ELECTRICAL CONNECTIONS - continued CONNECTING THE UNIT TO A BMS Please refer to the Innovair Engineering Guide for details on how the unit can be connected to a BMS network. CONNECTING THE UNIT TO A TIMER CLOCK OR P.I.R. Sensor Unless using a BMS (or other supervisory system) to enable the unit, the unit is controlled by linking across the Timer terminals on the main terminal strip in the unit where linked = ‘on/occupied’.
  • Page 20 250V AC11 INTEGRAL CO SENSOR The Biddle supplied CO sensor comes fitted to the front of the unit behind the recirculation inlet. For installations where the unit is to be exposed to the room air, this is sufficient. However for installations where the unit isn’t directly exposed (such as a recessed unit above a suspended ceiling) the sensor is supplied on a 3m flexible lead to allow for remote positioning in the space’s...
  • Page 21: Sensor

    Section 4. CONTROL & OPERATION SUMMARY OF STANDARD CONTROLS AND OTHER CONTROL OPTIONS 1. Manual / Stand Alone Type Standard External Controls Hardware (Supplied by Biddle) Remote Wall Mounted Controller Ref: TB/TS/K-BIDDLE Manual On/Off Control Manual Room Temperature Control Additional Control Functions Remote On/Off Control Via.
  • Page 22 Page 22 v2.1...
  • Page 23 Section 4. OPERATION – Automatic Ventilation Room Control type: TB/TS/K-BIDDLE for manual Temperature & Automatic Ventilation. Also incorporates a room temperature sensor Figure 12 °C Set point adjuster - (Shown at approx 21.5 DO NOT SWITCH UNIT OFF AT THE MAINS except in times of emergency...
  • Page 24 Page 24 v2.1...
  • Page 25: Section 5. Maintenance

    Section 5. MAINTENANCE TOOLS REQUIRED:- 7mm A/F nut spanner Pozidrive 2pt Screwdriver FILTER Filters are of the ‘Replaceable Cartridge Type’ with cardboard frame. The filters are located behind the main access panels (4 screws) and retained with a metal channel (2 Screws). A vacuum cleaner or gentle beating may be used to clean the filter.
  • Page 26 On cased units periodically check that the paint is in good condition and repair when necessary . Page 26 v2.1...
  • Page 27 Biddle Air Systems Limited St. Mary’s Road, Nuneaton, Warwickshire CV11 5AU Tel: +44 (0) 2476 384233 Fax: +44 (0) 2476 373621 Page 27 v2.1...

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Innovair school

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