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PLEASE REFER TO INDOOR UNIT INSTALLATION MANUAL
0412118A
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INSTALLATION MANUAL
ICU CONDENSING UNIT
IF SUPPLIED AS A SYSTEM (ICC, QKK, QLC)
Eaton-Williams Ltd
Station Road – Edenbridge – Kent – TN8 6EG
Tel: +44 (0)1732 866066 Fax +44(0)1732 866653
www.eaton-williams.com
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Summary of Contents for Eaton-Williams ICU30
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Page 1: Installation Manual
INSTALLATION MANUAL ICU CONDENSING UNIT IF SUPPLIED AS A SYSTEM (ICC, QKK, QLC) PLEASE REFER TO INDOOR UNIT INSTALLATION MANUAL Eaton-Williams Ltd Station Road – Edenbridge – Kent – TN8 6EG Tel: +44 (0)1732 866066 Fax +44(0)1732 866653 www.eaton-williams.com 0412118A... -
Page 2: Table Of Contents
ICU CONDENSING UNIT INSTALLATION MANUAL CONTENTS Page Installation & Safety Installation Handling Application Electrical connection Warranty Safety Procedures Introduction to Units ICU Outdoor Unit Sizes & Weights Location & Mounting of Outdoor Unit Location Fixing Service Connection Air Entry Outdoor Unit Access Access Details / Fixings General Service Connection Power &... -
Page 3: Installation & Safety
ICU CONDENSING UNIT INSTALLATION MANUAL 1. INSTALLATION & SAFETY Installation The units making up the Air Conditioning System must only be installed by a qualified engineer, following the mandatory and local codes of practice. Handling Care must be taken when the units are moved or lifted to ensure that everyone and everything is safe. When lifting equipment is used, it must be suitable and approved. -
Page 4: Introduction To Units
ICC INDOOR UNIT ICU OUTDOOR UNIT FIGURE 2.1 2.2 ICU Sizes & Weights ICU30 ICU40 ICU55 ICU80 ICU100 ICU135... -
Page 5: Location & Mounting Of Outdoor Unit
ICU CONDENSING UNIT INSTALLATION MANUAL 3. LOCATION & MOUNTING OF OUTDOOR UNIT (ICU) Figure 3.1 ICU Unit Positioning Figure 3.3 – ICU Wall Bracket Fixing ICU30 ICU40 ICU55 ICU80 ICU100 ICU135 Dim ‘y’mm Dim ‘z’mm 1000 Figure 3.2 ICU Unit Fixing... -
Page 6: Outdoor Unit Access
ICU CONDENSING UNIT INSTALLATION MANUAL 4. OUTDOOR UNIT ACCESS (ICU) × Figure 4.1 – Unit Internal Access Access Details/Fixings Item No. Unit Component Access Details/Fixings Fan guard Front access set screw fixings Fan/motor ((fixed to rear of fan guard) Front access set screw fixings on guard Condenser coil Access from rear of unit Compressor... -
Page 7: General Service Connection
Figure 5.1 – Unit Connections and Interconnections SPECIAL NOTES CHECK LOCAL REGULATION FOR INDOOR / OUTDOOR ELECTRICAL ISOLATION REQUIREMENTS AND REFRIGERATION PIPEWORK STANDARDS. Refrigerant Connection Sizes – Refer to Section 8 for Extended Pipework ICU30 ICU40 ICU55 ICU80 ICU100 ICU135 ICU170 Liquid 7.1... -
Page 8: Power & Control Connections
ICU CONDENSING UNIT INSTALLATION MANUAL 6. POWER & CONTROL CONNECTIONS ICU SINGLE PHASE COOLING ONLY ICU Terminal Customer Connections Customer Earth Connection Customer Neutral Connection Customer Live Connection Cooling Signal (From Indoor Unit) Motor speed control sensor ICU SINGLE PHASE HEAT PUMP ICU Terminal Customer Connections Customer Earth Connection... -
Page 9: Wiring Up The Unit
ICU CONDENSING UNIT INSTALLATION MANUAL 6. POWER & CONTROL CONNECTIONS Cont Wiring-up the Unit Electrical terminations should be made onto the screw terminal side of the outdoor unit terminal blocks. Wiring Requirements Power supply – Connection of isolation power supply to the outdoor unit. Interconnecting Wiring –... -
Page 10: Refrigerant Pipe Connections
ICU CONDENSING UNIT INSTALLATION MANUAL 7. REFRIGERANT PIPE CONNECTIONS 7.1C 7.1B Figure 7.1 – Refrigerant Pipe Connections Expansion Device ICU Cooling Only Units DO NOT HAVE an expansion device as this is supplied with the indoor unit. ICU Heat Pump Units can be supplied with a separate expansion device kit that should be installed in the liquid line. -
Page 11: Recommended Line Sizes
ICU CONDENSING UNIT INSTALLATION MANUAL 7.5 ICU – RECOMMENDED LINE SIZES R407 Cooling Units ICU30 ICU40 ICU55 ICU80 ICU100 ICU135 ICU170 Base Charge (g) 1100 1600 1900 2800 3700 4500 R407c heat pump units are supplied with a holding charge of Nitrogen only. -
Page 12: Example Of Line Sizes
ICU CONDENSING UNIT INSTALLATION MANUAL 7.6 EXAMPLE OF LINE SIZING FROM TABLE A Horizontal Suction to be 11/8” Horizontal Liquid to be 5/8” TABLE B Not applicable ICU100 EVAP Added Oil None required FROM TABLE A Horizontal Suction to be 11/8”... -
Page 13: Refrigeration Commissioning
ICU CONDENSING UNIT INSTALLATION MANUAL 8. REFRIGERATION COMMISSIONING Figure – 8.1 Evacuation and Charging Connections Evacuation, Charging and Refrigerant Procedures After completing the refrigerant connections the following steps should be followed with reference to Figure 8.1 above. 1) Service gauges - Connect the low pressure port (1) of a manifold gauge set to the suction line outdoor unit shut off valve service port (2). -
Page 14: Pressure Sensing Fan Speed Controller
ICU CONDENSING UNIT INSTALLATION MANUAL 8. REFRIGERATION COMMISSIONING Cont Pressure Sensing Fan Speed Controller This is factory set and should not require any adjustment. Description of Operation (FSC) The fan speed controller regulates the speed of the air cooled condenser fan motor for the general purpose of cooling the unit by phase control, and keeps a definite condensing pressure to ensure stability. -
Page 15: Ancillary Service Connections
ICU CONDENSING UNIT INSTALLATION MANUAL 9. ANCILLARY SERVICE CONNECTIONS Heat Pump De-Frost Condensate Removal Thought should be given to de-frost water from Heat Pump Outdoor units and the potential danger from freezing if allowed to run onto a roof or similar area. A separate drain tube plate is provided with the unit which fits over a 15mm sleeve and onto the bare drain hole. -
Page 16: Disposal Procedures
ICU CONDENSING UNIT INSTALLATION MANUAL 10. DISPOSAL PROCEDURES NOTE! All refrigerant, oils and other waste materials must be disposed of in a professional and responsible manner in strict adherence to environmental regulations. NOTE! The greatest possible care should be taken at all times to avoid the release of refrigerants to atmosphere. -
Page 17: Final Checks
ICU CONDENSING UNIT INSTALLATION MANUAL 11. FINAL CHECKS Check Have all options kits been fitted ? Have units been mounted level and correct drainage been checked? Have the suction line, expanded liquid line (if required) and condensate drains (if required) been adequately insulated? Has correct HRC external fusing / isolating been installed. -
Page 18: Wiring Diagrams
Please ensure the correct issue drawing is used with the relevant system – refer to supplier if necessary. Wiring Unit Ref Function Type Phase Diagram Part N° ICU30, Cooling Only Condensing 1-ph (TS FSC) A3LBD137 J90733 Unit J90743 ICU55, Cooling Only... -
Page 19: C E Certificate
ICU CONDENSING UNIT INSTALLATION MANUAL Eaton-Williams Air Conditioning (Eaton-Williams Ltd) Station Road – Edenbridge - Kent - TN8 6EG - England Telephone ... 44 (0)1732 866055 Telefax ... (0)1732 863461 ELECTROMAGNETIC COMPATIBILITY DIRECTIVE 89/336/EEC MACHINERY DIRECTIVE EC Declaration of Conformity... - Page 20 ICU CONDENSING UNIT INSTALLATION MANUAL STATION ROAD EDENBRIDGE KENT TN8 6EG TEL: (01732) 866066 FAX:(01732) 867937 AN EATON-WILLIAMS COMPANY As part of the policy of continuous product improvement, we reserve the right to alter specifications without notice September2003:E\Manuals\Others\Qualitair\ICC\0412118...
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