Lennox FLATAIR FMC-H Installation, Operating And Maintanance Manual

Lennox FLATAIR FMC-H Installation, Operating And Maintanance Manual

R410a

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Installation, operating
and maintenance
FLATAIR R410A
Providing indoor climate comfort
MIL115E-1011 10-2011
Original manual translation
FMC-H/ FIC-H/ FSC-H

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Summary of Contents for Lennox FLATAIR FMC-H

  • Page 1 Installation, operating and maintenance FLATAIR R410A FMC-H/ FIC-H/ FSC-H Providing indoor climate comfort MIL115E-1011 10-2011 Original manual translation...
  • Page 2: Table Of Contents

    All the technical and technological information contained in this manual, including any drawing and technical descrip- tions provided by us, remain the property of Lennox and must not be used (except in the operation of this product), reproduced, issued to or made available to third parties without the prior written agreement of Lennox.
  • Page 3: Points To Bear In Mind

    All technical data contained in these operating instructions, including the diagrams and technical description remains the property of Lennox and may not be used (except for the purpose of familiarizing the user with the equipment), reproduced, photocopied, transferred or transmitted to third parties without prior written authorization from Lennox.
  • Page 4: Data Page For Commissioning Unit

    DATA PAGE FOR UNIT COMMISSIONING UNIT: SERIAL Nr: CONTROL PANEL IDENTIFICATION CODE: INSTALLATION ADDRESS: INSTALLER: INSTALLER TEL: INSTALLER ADDRESS: DATE OF COMMISSIONING: CHECKS: SUPPLY VOLTAGE: RATED VOLTAGE OF THE UNIT: YES NO UNIT ON SHOCK ABSORBERS DRAINAGE WITH TRAP MAIN POWER SUPPLY CONNECTION CONTROL PANEL CONNECTION COMPRESSOR OIL LEVEL INDICATOR DATA INPUT:...
  • Page 5: Physical Data

    .- GENERAL CHARACTERISTICS ..- PHYSICAL DATA C: Cooling only Unit S: One Circuit Type of refrigerant M: 400V/3/50 H: Heat pump FLATAIR M: R-40A X: Cooling only / Heat pump M: Compact unit - - - Approximate cooling Number S: Outdoor unit capacity in kW of revision I: Indoor unit...
  • Page 6: Operating Limits

    .- GENERAL CHARACTERISTICS .2 .- ELECTRICAL DATA Electrical consumptions to add to the unit indoor and to the set ELECTRICAL HEATER 230V I Standard Maximum power (KW) Medium High Standard 3,0 ,3 8,8 Maximum current (A) Medium 26, 22,5 High 22,5 22,5 .3.- OPERANTING LIMITS...
  • Page 7: Fan Performances

    .- GENERAL CHARACTERISTICS .4.- FAN PERFORMANCES INDOOR UNITS Airflow (m3/h) UNITS 2350 2300 3575 4850 5750 5500 2275 2250 3495 4785 5730 5455 2240 2200 340 475 5705 5405 290 250 3330 4645 5670 5350 240 200 3250 4575 5630 5285 2080 2040...
  • Page 8: Piping Drawings

    .- GENERAL CHARACTERISTICS .8.- PIPING DRAWINGS COOLING ONLY UNITS 10-12-15 INDOOR UNIT OUTDOOR UNIT Fan motor Scroll compressor Coil Coil Orifice OPTION ELEMENT HEAT PUMP UNITS 10-12-15 OUTDOOR UNIT INDOOR UNIT Fan motor Scroll compressor 4-way valve Coil Coil Suction Acumulator Orifice Orifice...
  • Page 9 .- GENERAL CHARACTERISTICS HEAT PUMP UNITS 20-25-30 .8.- PIPING DRAWINGS INDOOR UNIT OUTDOOR UNIT Fan motor Scroll compressor Coil Coil Expansion valve Filter drier (ELEMENTO OPCIONAL) OPTION ELEMENT HEAT PUMP UNITS 20-25-30 OUTDOOR UNIT INDOOR UNIT Fan motor Scroll compressor 4-way valve Coil Coil...
  • Page 10: Unit Dimensions 9-4

    .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FIX 10-12 FSC / FSH 10-12...
  • Page 11 .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FIX 15 FSC / FSH 15...
  • Page 12 .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FIC / FIH 20 FSC / FSH 20...
  • Page 13 .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FIC / FIH 25-30 FSC / FSH 25-30...
  • Page 14 .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FMC/FMH 10-12 FMC/FMH 15...
  • Page 15 .- GENERAL CHARACTERISTICS .5.- UNIT DIMENSIONS FMC/FMH 20 FMC/FMH 25-30...
  • Page 16: Duct Position 5

    .- GENERAL CHARACTERISTICS .5.- DUCT POSITION MODELS 10-12-15 PACKAGE UNIT SPLIT UNIT OUTDOOR OUTDOOR INDOOR INDOOR E.H. E.H. COMPRESSOR COMPRESSOR MODEL 20 SPLIT UNIT PACKAGE UNIT COMPRESSOR INDOOR COMPRESSOR INDOOR E.H. E.H. OUTDOOR OUTDOOR MODELS 25-30 SPLIT UNIT PACKAGE UNIT INDOOR COMPRESSOR INDOOR...
  • Page 17: Preliminary Preparations 6

    LENNOX Distribution Department and stating why the machine is unacceptable on the transport agent’s delivery note. Any later complaint or claim made to the LENNOX Distribution Department for this type of damage cannot be considered under the Guarantee.
  • Page 18: Optional Operations Prior To Unit Instalation 8

    2.- INSTALLATION 2.3.- OPTIONAL OPERATIONS PRIOR TO UNIT INSTALATION Supply panel Service panel 10-12-15 with opening 25-30 Intake opening Supply panel Supply panel Air filter panel Service panel Supply panel with opening with opening with opening Service panel Supply panel with opening Intake opening Air filter panel...
  • Page 19: Unit Location 8

    2.- INSTALLATION 2.4.- UNIT LOCATION The bedplate is made up of three galvanized metal channels, capable of withstanding the weight of the units whether hung from the ceiling or mounted on the floor. If the unit is floor mounted, then the profiles should be isolated with shock absorbing material such as anti-vibration or pads. Keep in mind that fans rotate at approximately 850 rpm.
  • Page 20: Refrigerant Connections

    2.- INSTALLATION 2.7.- REFRIGERANT CONNECTIONS Split units are supplied with gas and liquid lines sealed with copper covers, and located 60mm from casing. Service ports Terminal Cupper cover block Brazing Liquid Split units are supplied with nitrogen gas, this must be removed and then proceed as folow: .
  • Page 21 2.- INSTALLATION 2.7.- REFRIGERANT CONNECTIONS To locate the outdoor and the indoor units, refer to the following information: A,B,C: Units positions L: Total length : Gas line 2: Liquid line OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT INDOOR UNIT OUTDOOR UNIT INDOOR UNIT POSITION A: A syphon suction must be installed on the vertical line of the gas line , and syphons must be installed every 8 meters upward.
  • Page 22: Electrical Connections

    2.- INSTALLATION 2.7.- ELECTRICAL CONNECTIONS - BEFORE MAKING ANY ELECTRICAL CONNECTIONS, ENSURE THAT ALL CIRCUIT BREAKERS ARE OPEN. - IN ORDER TO MAKE THE ELECTRICAL CONNECTIONS, FOLLOW THE ELECTRICAL DIAGRAM SUPPLIED WITH THE UNIT. POWER SUPPLY POWER SUPPLY 230V SINGLE PHASE UNITS Nº...
  • Page 23: Commissioning And Operation Page

    3.- COMMISSIONING AND OPERATION 3..- PRELIMINARY CHECKS Check that drain pipe connections and their fixtures are secure and that the level of the unit is tipped toward the drain. Inspect the state of the ducts and grilles 8clean and open grilles, no breaks in the duct, etc.) Check that the power supply is the same as stated on the firm plate which is in agreement with the electrical diagram for the unit and that cable sizes are correct.
  • Page 24: Preliminary Checks At First Installation

    All work on the unit must be carried out by a qualified and compliance, replacement of components shall be carried out authorised employee. using spare parts, or using parts approved by Lennox. Non-compliance with the following instructions may result in in- Only the coolant shown on the manufacturer’s nameplate jury or serious accidents.
  • Page 25: Preventive Maintenance

    4.- MAINTENANCE 4..- PREVENTIVE MAINTENANCE PREVENTIVE MAINTENANCE PREVENTS COSTLY REPAIRS. THIS REQUIRES PERIODIC INSPECTIONS: - AIR FILTER : The air filter can be removed through the side by sliding it over the rail or downwards. (See figure). For downwards removal, remove the two profiles that support it (depending on the model) which are under the filter guide rail and screwed onto the unit.
  • Page 26 4.- MAINTENANCE 4.2.- CORRECTIVE MAINTENANCE - Take very special care if 4-way or check valves are to be replaced since these have internal components that are very heat-sensitive such as plastic, teflon, etc. - If a compressor is to be replaced, disconnect it electrically and un-braze the suction and discharge lines. Remove the securing screws and replace the old compressor with the new one.
  • Page 27: Failure Diagnosis

    4.- MAINTENANCE 4.3.- FAILURE DIAGNOSIS In case of failure or malfunction of the unit, the display on the control panel will show an error or alarm warning which is explained in the control panel manual. Nevertheless, whenever there is a unit fault, the unit should be shut down and our service technicians consulted.
  • Page 28: Regulation

    4.- MANTENANCE 4.4.- REGULACTION COOLING HEATING RESET RESET outdoor fan speed defrost regulation Tables values in bar g. 1.- OUTDOOR FAN SPEED REGULATION (Low ambient 0ºC or - 15ºC option) CMC,CMH LOW AMBIENT -5ºC OPTION LOW AMBIENT 0ºC OPTION SPEED (Fan speed) 00% CONDENSATION PRESSURE (bar g)
  • Page 29 NOTES...
  • Page 30 NOTES...
  • Page 31 NOTES...
  • Page 32 BELGIUM, LUXEMBOURG PORTUGAL Due to Lennox’s ongoing commitment to quality, www.lennoxbelgium.com www.lennoxportugal.com the Specifications, Ratings and Dimensions are subject to change without notice and without incurring liability. CZECH REPUBLIC RUSSIA Improper installation, adjustment, alteration, www.lennox.cz www.lennoxrussia.com service or maintenance can cause property damage or personal injury.

This manual is also suitable for:

Flatair fic-hFlatair fsc-h

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