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TWIN FAN
TWIN FAN SERIES
INSTALLATION GUIDE
www.coolbreeze.com.au
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Summary of Contents for Airgroup COOL BREEZE MAXIMA TWIN FAN Series

  • Page 1 TWIN FAN TWIN FAN SERIES INSTALLATION GUIDE www.coolbreeze.com.au...
  • Page 2: Table Of Contents

    TWIN FAN CONTENTS PAGE Introduction Safety Packaging Kits Unit Specification Exploded View Unit Location and Dropper Preparation 7 - 8 Dropper Installation Method A : Top Hat - Sheet Metal Section 9 - 10 Method B : Support Angles Fitting Flashing to Unit Mounted on Top Hat 11 - 12 Fitting Sump and Motor Fan Assembly 13 - 14...
  • Page 3: Introduction

    TWIN FAN INTRODUCTION Please read this instruction book carefully prior to commencing the installation. Legal & Statutory Obligations Installation of this Coolbreeze Air Conditioner must conform to local building rules and regulations, electrical and plumbing codes, Environmental Protection Authority (EPA) rules and regulations, and all applicable Australia Standards and standards in the countries were CoolBreeze units are being installed.
  • Page 4: Packaging Kits

    TWIN FAN Packaging Kits The air-conditioning unit is supplied in kit form POWER PACK KIT Sump with components fitted Manifold Relevant Cables Tap Pack Installation Guide Paint (Only Australia) Support Brace CORNER / FILTER POST PACK LOUVRE PACK 4 Corner/2 Centre posts 6 Filter Pads 2 Large Louvre's 2 Feeder Pipes...
  • Page 5: Unit Specification

    TWIN FAN UNIT SPECIFICATION Drain Valve Connection FRONT VIEW VIEW OF BASE SIDE VIEW SHOWING MOTOR...
  • Page 6: Exploded View

    TWIN FAN EXPLODED VIEW...
  • Page 7: Unit Location And Dropper Preparation

    TWIN FAN Unit Location and Dropper Preparation Step 2 Unit Location Locate a minimum distance of 3 metres Step 1 from exhaust vents and chimneys. Locate the unit where it will receive plenty WARNING of fresh air, not in a recess where it may Smoke / toxic fumes chimneys are to be starved or where the air is polluted.
  • Page 8 TWIN FAN Unit Location and Dropper Preparation Dropper Preparation Only required if cascading units together Drill holes 46mm diameter Drilling Cable Entries Dropper Preparation - Multiple Twin Fan Units Drill three holes 46mm diameter in the dropper for the 2 x 240v cable For details on installing multiple Twin Fan and the 7 core keypad control ca- units in a string with a single controller see...
  • Page 9: Dropper Installation Method A : Top Hat - Sheet Metal Section

    TWIN FAN METHOD A : Dropper Duct Installation using Top Hat - Sheetmetal Section Roof Penetration principles are the same Roof Penetration for all types of dropper mounting Check for location of roof truss and assess Find a suitable location and make the roof need for additional support brackets penetration Accurately position top-hats and secure to...
  • Page 10: Method B : Support Angles

    TWIN FAN Dropper Duct Installation using Top Hats continued Check that the dropper is square by meas- Accurate levelling of dropper is imperative uring the cross dimension on both sides for the proper function of the unit Measurement across the diagonal + 1300mm Once the angle is secured re-check the Proceed to secure angle onto the top hat...
  • Page 11: Fitting Flashing To Unit Mounted On Top Hat

    TWIN FAN Fitting Flashing to unit mounted on Top Hats Bottom flashing gutter side Apply silicone between all metal surfaces and between all joins prior to placing in position. Fit flashing to lower part of roof Fit the first piece of the flashing and fix with Tek screw Re-caulk all joins to ensure no weather Add additional silicon to the area that is to...
  • Page 12 TWIN FAN Fitting Flashing to unit mounted on Top Hats Ridge Flashing Picture of ridge side flashing fitted. Run a silicone join across ridge side flashing Silicone between joins and Tek screw from prior to fitting back flashing centre Screw back flashing from centre out for neat finish.
  • Page 13: Fitting Sump And Motor Fan Assembly

    TWIN FAN Fitting Sump and Motor Fan Assembly Sump must be pressed down firmly onto the dropper. The dropper must make contact with the four corners of the sump. Screw location Fix the sump to the dropper with a minimum of 4 screws.
  • Page 14 TWIN FAN Fitting Sump and Fan Motor Assembly continued SECURING THE MOTOR ANCHOR TO IBASE OF MOTOR & ANCHOR clip THE SUMP AND DROPPER The motor anchor cable is fitted to the base of the motor and attached to the motor lead .
  • Page 15: Unit Assembly

    TWIN FAN Unit Assembly Fitting Corner Posts Mount the four corner posts onto the sump with the notched end facing up. Fit the two center posts. Fitting stainless steel bolts Tighten bolts FINGER TIGHT ONLY. This will allow the corner posts and center posts some tolerance to set into their re- Polymer quired positions.
  • Page 16 TWIN FAN Unit Assembly Capping Filter Pad Slide the six filter media pads into the corner and centre posts. Seat the pads firmly into the pad retainers located in the base and make sure that the capped edge is to the outside of the unit. Water Distribution Notch Water Distributor...
  • Page 17 TWIN FAN Fitting Lid Support Brace Fit the Lid Support Brace into the Centre Posts NOTE: The Support Brace is to be pushed against the inside edge of the centre post, see below picture...
  • Page 18 TWIN FAN Unit Assembly Fitting Louvres Fit the 6 louvres. Push the louvre firmly to fit into the sump. Note that the lid support brace is fitted. Fitting the lid Secure the lid with the polymer bolts. Make sure that the shoulder of the lid bolts are seated fully through the hole in the lid and bottom out on the corner post.
  • Page 19: Plumbing

    TWIN FAN Plumbing Water connection Important: The system has been designed for water Flush mains supply before connecting. pressure between 100 KPA and 750 KPA. Do not use a non return type Install a pressure reduction valve if the isolator tap. water pressure is greater than 750 KPA.
  • Page 20 TWIN FAN Plumbing Drain Valve Installation The water level notch in the sump is On completion of installation, check that directly behind the pump tee piece the mains and pump return pipe are not kinked. Ensure that the drain support arm is located in the dimple in the sump.
  • Page 21: Electrical

    TWIN FAN Electrical The 220 volt / 240 Volt connection is to be undertaken by a licensed electrical contractor. Install in accordance with AS/NZS Wall controllers 3000 : 2007 Wiring Rules. All controllers are low voltage and each unit is supplied with a 15m control cable. In The electrical connection must comply order to reduce electrical interference, with local regulations.
  • Page 22 TWIN FAN Electrical Fitting Keypad Cable Keypad cable exiting unit Fit mains leads and 7 core keypad cable. These cables must be physically sepa- rated. This is necessary to avoid spike voltage being induced into the low volt- age keypad cable. Hole plugs are fitted on the mains leads These plugs are to protect the cables as and the keypad cable .
  • Page 23 TWIN FAN Electrical Filter fitted in compliance with radiated emissions requirements for Europe Market Cables from Filter fitted to lid of electri- Cable to Motor Active Terminal cal enclosure Cable to Motor active lead Cable to Motor active lead...
  • Page 24: Connecting Multiple Twin Fan Units

    TWIN FAN Connecting Multiple Twin Fan Units ATTENTION MAIN ELECTRICAL BOX ELECTRICIAN CONNECTING MULTIPLE TWIN FAN Each Twin Fan unit has a Cascade 06/1 board UNITS TOGETHER IN A STRING fitted into the base of the main electrical box which links the main and secondary electrical USING AN MRU CASCADE 06/1 boxes.
  • Page 25 TWIN FAN Connecting Multiple Twin Fan Units Electrical box with Cascade 06/1 board fitted into the base using double sid- ed tape 200mm cable TWIN FAN AIR CONDITIONING STRING OF 3 UNITS TWIN FAN UNIT 1 Local Cascade 06/1 MRU 2 Previous Board Next...
  • Page 26: Commissioning

    TWIN FAN Commissioning Streaking pads at installation Thoroughly clean all filter media debris from the base. Check that no frag- The filter media pads may have dry ments are lodged under the drain valve streaks during the first week of opera- seal.
  • Page 27: Appendix

    TWIN FAN Appendix 1 - AGP 4 PLENUM 1450 1273 SECTION A—A...
  • Page 28 TWIN FAN Appendix 1 - AGP 4 PLENUM ADAPTOR AGP 4 MOULDED PLENUM AGP 4 SHEET METAL PLENUM...
  • Page 29 TWIN FAN Completed unit fitted to dropper Dropper with plenum fitted Free discharge Dropper fitted...
  • Page 30 TWIN FAN TWIN FAN MOUNTING ALTERNATIVE...
  • Page 31 TWIN FAN ABN 68 547 176 720 Manufactures of : Western Australia: 28 Division Street, Welshpool, Perth, 6106 Tel. +61 (08) 9350 2200 Victoria: 5 Hawker Street, Airport West, Melbourne, 3042 Tel. + 61(03) 8336-1042 INTERNATIONAL CONTACT: +61 8 9350 2200 www.coolbreeze.com.au This product is Certified RoHS...

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