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Lennox EMEA eCOMFORT R32 Installation, Operating And Maintenance Manual

Air cooled liquid chiller - heat pump
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INSTALLATION, OPERATING
AND MAINTENANCE
AIR COOLED LIQUID CHILLER - HEAT PUMP
eCOMFORT R32
35 - 210 kW
MIL166E-0222 09-2024
www.lennoxemea.com

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Summary of Contents for Lennox EMEA eCOMFORT R32

  • Page 1 INSTALLATION, OPERATING AND MAINTENANCE AIR COOLED LIQUID CHILLER - HEAT PUMP eCOMFORT R32 35 - 210 kW MIL166E-0222 09-2024 www.lennoxemea.com...

  • Page 3: Air Cooled Units

    LENNOX and must not be utilised (except in operation of this product), reproduced, issued to or made available to third parties without the prior written agreement of LENNOX. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 1 •...

  • Page 4: Table Of Contents

    COMMISSIONING AND OPERATION Steps to follow for commissioning the units 92 - 93 Unit operation: Refrigerant circuit Unit operation: Electrical and control features Climatic control Checking the water flow rate Water analysis Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 2 •...
  • Page 5 TROUBLESHOOTING - REPAIRS 110 - 113 List of the most common problems Control devices Regular checks to be made: Chiller unit environment Manufacturer's recommended inspections CHECK LIST 117 - 118 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 3 •...

  • Page 6: Introduction

    The refrigerating system is designed for a working life of at least 12 years if the safety and maintenance instructions are strictly respected. The equipment can be renewed in its lifespan of the periodic requalification certificate is validated by the expert (Authorized body or according to current local regulations). Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 4 •...

  • Page 7: Compliance With Regulations And Directives

    Moreover, in case of problem it is mandatory to prove to the insurance company that the equipment complies with the F gas Regulation, as well as that all measures have been taken to safeguard people, environment and property. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 5 •...

  • Page 8: Main Safety Recommendations

    Only the refrigerant shown on the manufacturer’s nameplate shall be used, excluding the rest of the products (mixture of refrige- rants, hydrocarbons, etc.). Parametering and control: • For any intervention related to component parameterization, controls and unit operation management, refer to “eClimatic” user manual. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 6 •...
  • Page 9 Storage temperature must be respected according to the information given on the rating plate. It is strongly recommended to store units is a dry, sheltered place (in particular for units that will be installed indoor). Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 7 •...

  • Page 10: Warranty

    (see EN 378-4:2016+A1:2019). No material may be disposed of in the environment. The waste recovery sectors (e.g. eco-organizations,...) are in charge of collecting, cleaning up and recovering WEEE on the whole European market. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 8 •...
  • Page 11 Wearing PPE is mandatory (glasses, cuffs, gloves, masks). Avoid splashing refrigerant on the skin or in the eyes. Wash any spills from the skin with soap and water. If liquid refrigerant enters the eyes, immediately and abundantly flush the eyes with water and consult a doctor. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 9 •...
  • Page 12 CMIM marking (Morocco) CE marking CA marking (UK) EAC marking (Russia) Regularly check that the warning labels are still in the correct positions on the machine and replace them if necessary. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 10 •...

  • Page 13: Warning

    10. It is essential that any piping or other components of the refrigeration circuit hazardous to people because of their surface temperature are insulated or identified. 11. Ensure that the installation zone (room or area) of the machine has restricted access and ensure the good condition of the covering. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 11 •...

  • Page 14: Flammable Gases

    In the case of maritime transport, the IMDG (International Maritime Dangerous Goods Code) is based on the same rules as the ADR. Some specific local rules may apply (especially in Asia). Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 12 •...

  • Page 15: Safety Area

    It is forbidden to install fresh air vents in the building or in extracts For ducting / ducted units, ensure that no sources of ignition as defined in the standards (e.g. electrical and heat) are installed in or near the ducts. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 13 •...
  • Page 16 Draw vacuum (P = 1Pa). Break the vacuum with dry nitrogen. Draw vacuum again (P = 1Pa), the residual moisture content must be less than 50ppm. • Perform a vacuum test (15 minutes at maximum 70Pa). The compressors must be switched off during the vacuum test. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 14 •...

  • Page 17: Data Page For Unit Commissioning

    Water Input Temperature °C High Pressure Low Pressure ELECTRIC POWER CONSUMPTION COOLING CYCLE HEATING CYCLE Compressor 1 Fan 1 Compressor 2 Compressor 3 Fan 3 Compressor 4 Fan 4 Options Installed: Comments: Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 15 •...

  • Page 18: Technical Data

    Anti-vibration mounts rubber type (supplied loose) SLCR Wooden crate for long distance NOTE: When it is possible options supplied loose should be included in a carton box inside the unit. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 16 •...
  • Page 19 (**) Heating capacity: Outside temperature: 7ºC DB / 6ºC WB / Inlet / Outlet water temperature: 40 / 45ºC. WARNING: To know the R32 refrigerant charge, see the unit rating plate. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 17 •...
  • Page 20 (***) Maximum / minimum cooling / heating capacity depending on the minimum / maximum speed of the compressor. WARNING: To know the R32 refrigerant charge, see the unit rating plate. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 18 •...
  • Page 21 (***) Only in units with Hydronic module FAN DATA GAC 035S - 040S - 045S GAH 035S - 040S - 045S GBC 040S GBH 040S Airflow rate (m Airflow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 19 •...
  • Page 22 FAN DATA GAC 050S - 055S GAH 050S Airflow rate (m Airflow rate (m GAC 060S GAH 055S - 060S GBC 060S GBH 060S Airflow rate (m Airflow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 20 •...
  • Page 23 GAC 065S - 070S - 080S GBC 080S GBC 070S Airflow rate (m Airflow rate (m GAH 065S - 070S - 080S GBH 080S GBH 070S Airflow rate (m Airflow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 21 •...
  • Page 24 Airflow rate (m Airflow rate (m GAC 115S - 125S - 125D GAH 115S - 125S - 125D GBC 120S - 125D GBH 120S - 125D Airflow rate (m Airflow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 22 •...
  • Page 25 GAC 140S - 140D GAH 140S - 140D GBC 140D GBH 140D Airflow rate (m Airflow rate (m GAC 160D GAH 160D GBC 160D GBH 160D Airflow rate (m Airflow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 23 •...

  • Page 26: Component

    Airflow rate (m Airflow rate (m 1.2.- COMPONENTS The eComfort R32 system comprises a water cooler or air/water pump combined with a series of hydraulic accessories. WARNING: Check the inlet and outlet position of the water piping on the dimension drawings.
  • Page 27 The use of a water filter in the water circuit upstream of the heat exchanger is mandatory. These filters must remove all particles with a diameter greater than 1 mm, and must be positioned within 1 meter of the inlet of the exchanger. They may be supplied as an option by the manufacturer. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 25 •...

  • Page 28: Operation Limits

    ADVANCED UNITS - SINGLE CIRCUIT: HEAT PUMP COOLING MODE Part Load HEATING MODE Standard Glycol Variable Airflow Comfort Application Control Aplication Standard Comfort Aplication Variable Airflow Variable Airflow Control + Control Glycol LEAVING WATER TEMPERATURE (ºC) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 26 •...
  • Page 29 UNITS WITH LOW WATER TEMPERATURE KIT (OPTION) DIFFERENCE OF TEMPERATURE (water inlet / outlet) Maximum difference of temperature Nominal difference of temperature Minimum difference of temperature Water outlet temperature ºC Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 27 •...

  • Page 30: Hydraulic System Data

    Water flow rate (m Water flow rate (m GAH 055S - GAC 060S GAH 045S - GAC/H 050S - GAC 055S GBC 060S Water flow rate (m Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 28 •...
  • Page 31 GAC/H 065S - 070S GBH 060S GBC/H 070S Water flow rate (m Water flow rate (m GAC/H 080S GAC/H 095S GBC/H 080S Water flow rate (m Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 29 •...
  • Page 32 GBC/H 110S GBC/H 120S Water flow rate (m Water flow rate (m GAC/H 110D - 125D GAC/H 140D GBC/H 125D GBC/H 140D Water flow rate (m Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 30 •...
  • Page 33 1.4.- HYDRAULIC SYSTEM DATA WATER FLOW AND AVAILABLE STATIC PRESSURE OF WATER PUMP GAC/H 160D GAC/H 185D - 210D GBC/H 160D GBC/H 185D - 210D Water flow rate (m Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 31 •...

  • Page 34: Pressure Drop In The Water System

    1.5.- PRESSURE DROP IN THE WATER SYSTEM BASIC UNITS - Pressure drop of the unit without water filter Water flow rate (m BASIC UNITS - Pressure drop for option water filter Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 32 •...
  • Page 35 1.5.- PRESSURE DROP IN THE WATER SYSTEM ADVANCED UNITS - Pressure drop of the unit without water filter Water flow rate (m ADVANCED UNITS - Pressure drop for option water filter Water flow rate (m Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 33 •...

  • Page 36: Water Flow

    GAH 125D 10,77 21,55 35,77 12,0 GAH 140D 12,07 24,13 40,06 15,8 GAH 160D 14,28 28,56 47,41 16,3 GAH 185D 16,11 32,21 53,47 17,9 GAH 210D 17,99 35,97 59,71 17,9 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 34 •...
  • Page 37 11,696 GBH 125D 10,62 21,25 27,62 11,99 GBH 140D 12,39 24,78 32,22 15,77 GBH 160D 13,6 27,2 35,36 16,27 GBH 185D 14,61 29,23 17,89 GBH 210D 16,85 33,71 43,82 17,89 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 35 •...

  • Page 38: Piping Drawings

    Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GAC B+ - BOX 050S - 055S - 060S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 36 •...
  • Page 39 Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GAC C+-BOX 095S-110S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 37 •...
  • Page 40 + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 GAC D-BOX 125S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 38 •...
  • Page 41 CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 GAC D-BOX 110D-125D-140D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 39 •...
  • Page 42 Discharge - Circuit 1 Discharge - Circuit 2 GAC E-BOX 185D-210D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 40 •...
  • Page 43 GBC B - BOX 040S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GBC B+ - BOX 060S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 41 •...
  • Page 44 Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GBC C+-BOX 110S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 42 •...
  • Page 45 Discharge - Circuit 1 Discharge - Circuit 2 GBC D-BOX 125D-140D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 43 •...
  • Page 46 Discharge - Circuit 1 Discharge - Circuit 2 GBC E-BOX 185D-210D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 44 •...
  • Page 47 Check the inlet and outlet position of the water piping on the dimension drawings. See indications on unit. WARNING: Consider that the inlet and outlet connections of the water piping can be different in the basic and advanced units. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 45 •...
  • Page 48 BASIC UNITS - HEAT PUMP UNITS GAH B-BOX 035S-040S-045S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GAH B+-BOX 050S-055S-060S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 46 •...
  • Page 49 Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GAH C+-BOX 095S-110S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 47 •...
  • Page 50 + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 GAH D-BOX 125S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 48 •...
  • Page 51 CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 GAH D-BOX 110D-125D-140D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 49 •...
  • Page 52 Discharge - Circuit 1 Discharge - Circuit 2 GAH E-BOX 185D-210D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 50 •...
  • Page 53 ADVANCED UNITS - HEAT PUMP UNITS GBH B-BOX 040S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GBH B+-BOX 060S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 51 •...
  • Page 54 Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER GBH C+-BOX 110S Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 52 •...
  • Page 55 CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 GBH D-BOX 125D-140D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 53 •...
  • Page 56 Discharge - Circuit 1 Discharge - Circuit 2 GBH E-BOX 185D-210D Flow switch eDRIVE pump + water pump (options) CUSTOMER CONNECTIONS FILTER Desuperheater Discharge - Circuit 1 Discharge - Circuit 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 54 •...
  • Page 57 Check the inlet and outlet position of the water piping on the dimension drawings. See indications on unit. WARNING: Consider that the inlet and outlet connections of the water piping can be different in the basic and advanced units. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 55 •...

  • Page 58: Dimensions

    Threaded male All dimensions in mm SPXX Hydraulic module with single pump WTNG Water tank DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 56 •...
  • Page 59 Threaded male All dimensions in mm SPXX Hydraulic module with single pump WTNG Water tank DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 57 •...
  • Page 60 Threaded male All dimensions in mm SPXX Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 58 •...
  • Page 61 Flange connection connection All dimensions in mm SPXX Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 59 •...
  • Page 62 Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 60 •...
  • Page 63 Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 61 •...
  • Page 64 Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 62 •...
  • Page 65 Water filter (supplied loose) Water filter (supplied loose) AVUB AVUB Rubber anti-vibration mounts Rubber anti-vibration mounts PHRF PHRF Domestic hot water supply : desuperheater Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 63 •...
  • Page 66 Hydraulic module with single pump KGRL Flange connection WTNG Water tank DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 64 •...
  • Page 67 Threaded male All dimensions in mm SPXX Hydraulic module with single pump WTNG Water tank DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 65 •...
  • Page 68 Flange connection connection All dimensions in mm SPXX Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 66 •...
  • Page 69 Hydraulic module with single pump KGRL Flange connection DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 67 •...
  • Page 70 Hydraulic module with single pump KGRL Flange connection WTNG Water tank DPXX Hydraulic module with twin pum WFIF Water filter (supplied loose) AVUB Rubber anti-vibration mounts PHRF Domestic hot water supply : desuperheater Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 68 •...

  • Page 71: Installation

    It is therefore important to check whether the supply voltage stated on the unit’s rating plate is compatible with that of the mains electrical supply. When positioning the unit, be sure that the Rating plate will always be visible since this data will be necessary to assure proper maintenance. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 69 •...
  • Page 72 Type of refrigerant and global warming potential (GWP). (28) Refrigerant group. (29) Unit weight. (30) Message: “This product is used for Air Conditioning. Contains fluorinated greenhouse gases covered by the Kyoto Protocol. Hermetically sealed equipment”. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 70 •...

  • Page 73: Site And Shipping Guidance

    NOTE: Use slingers of 6m with the hook in order to prevent pressure on the top of the unit because it can be damaged. Whenever it is possible, use balance beam. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 71 •...

  • Page 74: Antivibration Mounting

    Damping spring Metallic structure Support Rubber mounting 3. Mounting on a high sensibility zone (Check floor load) Unit Flexible connection with loop Metallic and concrete structure Support Damping spring Rubber mounting Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 72 •...

  • Page 75: Weight Distribution

    300 169 195 107 60 268 156 155 1410 GAH115SP1M 121 70 167 40 55 106 85 149 143 72 173 46 56 122 91 152 311 164 202 109 62 267 161 156 1432 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 73 •...
  • Page 76 258 108 172 262 215 313 121 207 1656 GAH140DP1M 130 62 149 108 180 137 70 162 152 69 160 136 190 160 74 171 1112 323 119 234 360 262 366 120 258 2042 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 74 •...
  • Page 77 220 155 207 167 179 176 257 139 105 331 240 331 2507 1500 GAH210DP1M 220 155 207 167 179 176 257 139 105 331 240 331 2507 1000 Ø24 Deflection (mm) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 75 •...
  • Page 78 62 263 179 144 1385 GBH115SP1M 106 85 146 41 61 101 105 144 122 95 146 48 119 114 146 292 193 164 111 65 266 184 153 1428 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 76 •...
  • Page 79 261 113 164 284 199 302 127 190 1640 GBH140DP1M 149 78 171 116 191 129 76 155 1065 160 79 170 134 194 148 82 160 1127 273 120 178 289 214 304 128 198 1704 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 77 •...
  • Page 80 212 141 192 165 175 173 250 140 104 338 244 337 2471 1500 GBH210DP1M 212 141 192 165 175 173 250 140 104 338 244 337 2471 1000 Ø24 Deflection (mm) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 78 •...

  • Page 81: Installation Clearances

    Clearance around the unit, for any unit version. Keep this space free around the unit for installation. Failure to install the units as shown will impact performance and reliability. STANDARD VERSION OR WITH HIGH UNIT WITH OPTIONAL AC FANS (SFAC) PRESSURE EC FANS (HIPF) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 79 •...
  • Page 82 2.- INSTALLATION 2.6.- INSTALLATION CLEARANCES STANDARD VERSION OR WITH HIGH UNIT WITH OPTIONAL AC FANS (SFAC) PRESSURE EC FANS (HIPF) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 80 •...
  • Page 83 2.- INSTALLATION 2.6.- INSTALLATION CLEARANCES STANDARD VERSION OR WITH HIGH PRESSURE EC FANS (HIPF) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 81 •...

  • Page 84: Unit Installation

    2.- INSTALLATION 2.7.- UNIT INSTALLATION 1. The eComfort R32 units could be installed outside or inside. 2. See the minimum clearance diagrams for access - air supply to the batteries in the heating section of the unit. 3. Assemble the unit on a solid and resistant base, preferably concrete. To prevent vibrations, the concrete base should not come into contact with the building’s foundations.
  • Page 85 CAUTION: Inadequate lubrication: Damage to the scroll assembly. All compressors are equipped with external discharge gas temperature protection. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 83 •...
  • Page 86 IMPORTANT If the outside temperature in the area where the eComfort R32 unit is to be installed is likely to drop below 5°C, it is very important to take the following precautions to avoid that water in the circuit freezing, that may produce damage to the components.

  • Page 87: Electrical Connections

    Type of cable in Cu RV-K. - Do not start the unit if the drop is greater than this. - Ground wires must be properly connected and have a greater length than the phase wires. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 85 •...
  • Page 88 1 x 50mm² 1 x 70mm² 3 x 70mm² 3 x 95mm² 3 x 95mm² 3 x 120mm² 210DP1M 1 x 35mm² 1 x 50mm² 1 x 50mm² 1 x 70mm² Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 86 •...
  • Page 89 1 x 50mm² 1 x 95mm² 3 x 70mm² 3 x 120mm² 3 x 95mm² 3 x 185mm² 210DP1M 1 x 35mm² 1 x 70mm² 1 x 50mm² 1 x 95mm² Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 87 •...
  • Page 90 1 x 35mm² 1 x 95mm² 3 x 70mm² 3 x 120mm² 3 x 95mm² 3 x 185mm² 210DP1M 1 x 35mm² 1 x 70mm² 1 x 50mm² 1 x 95mm² Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 88 •...
  • Page 91 2.- INSTALLATION 2.8.- ELECTRICAL CONNECTIONS VOLTAGE OPERATION LIMITS MODELS VOLTAGE LIMITS GAC/GAH 035-210 3~400V-50Hz ±5% 3~360-440V-50Hz GBC/GBH 040-210 Main switch pad dimension Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 89 •...

  • Page 92: Basic Units

    Li-2YCY 1x2x0,5 ou Li-2YCY 1x2x0,34 (Shielded, twisted) Phone cable (RJ12) Flat phone cable 0,25mm (Shielded) pLan, Bus 500m Li-2YCY 1x2x0,5 ou Li-2YCY 1x2x0,34 (Shielded, twisted) BS0 ,BH10 , BH15 200m Li-YCY 2x0,75 ou Li-YCY 2x1 (Shielded) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 90 •...

  • Page 93: Option: Partial Heat Recovery

    All regulation should be managed by the customer. GAC-H 095S-110S-115S-125S-140S GBC-H 110S-120S CUSTOMER CONNECTION DISCHARGE - CIRCUIT 1 GAC-H 110D-125D-140D-160D-185D-210D GBC-H 125D-140D-160D-185D-210D CUSTOMER CONNECTION DISCHARGE - CIRCUIT 1 DISCHARGE - CIRCUIT 2 Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 91 •...

  • Page 94: Commissioning And Operation

    - Valves in the correct operating position. - Pressure gauges and compounds installed. - Correct charge with refrigerant. - Location and position of the electrical auxiliary switch of the compressor. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 92 •...
  • Page 95 7.- If the unit is a Heat Pump, change the cycle, checking that the 4-way valve makes the change correctly. It is recommended to check pressures in the new cycle. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 93 •...

  • Page 96: Unit Operation: Refrigerant Circuit

    «OFF» with the compressor crankcase heaters activated for as long as it takes to bring sump oil back up to temperature, then restart the unit. 3.4.- CLIMATIC CONTROL See the specific manual for the «CLIMATIC» control. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 94 •...

  • Page 97: Checking The Water Flow Rate

    • When everything is operating normally, take a reading of all the data and fill out the Commissioning Sheet. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 95 •...

  • Page 98: Water Analysis

    3000 Ohm/cm are desirable. A neutral environment favours maximum specific resistance values. For electric conductivity values in the order of 200-6000 S/cm can be recommended. • pH (hydrogen potential): neutral pH at 20°C, according to the values in the glycol safety data sheet. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 96 •...

  • Page 99: Maintenance

    * Work shall be undertaken under a controlled procedure so as to minimize the risk of a flammable gas or vapour being present while the work is being performed. - It is recommended that the service technician perform a risk analysis to assess all possible risks prior to any repair work. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 97 •...

  • Page 100: Preventive Maintenance

    Periodically check and clean (depending on environmental contamination) the filters on the front and rear grilles of the electrical panel of the compressor's variable speed drive. WARNING: Vibrations: Creation of a flammable atmosphere. Carefully check the system for vibrations. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 98 •...

  • Page 101: Maintenance Plan

    Check the absorbed electrical power and the correct rotation of the pumps. Check the circulation pumps. Check if there is no leakage of water at pump seal and if needed follow the manufacturer maintenance plan. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 99 •...
  • Page 102 100% of it’s power. Install a pressure gauge high / low pressure and check if the safety Check HP / LP safety switches. switches for its overall working. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 100 •...
  • Page 103 Symbols and legends: ● Operation which can be carried out by on-site maintenance technicians. ▌Operation which must be carried out by qualified refrigeration personnel, trained to operate on this type of equipment. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 101 •...

  • Page 104: Cleaning The Condenser

    If this attack is not detected in time, a leak may appear and then force change of the exchanger. Galvanic corrosion under the plastic sleeve. A LEAKAGE BY CORROSION DUE TO A LACK OF CONDENSER MAINTENANCE IS NOT COVERED BY UNIT WARRANTY Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 102 •...
  • Page 105 Use a non corrosive solvent to remove scale deposits. The equipment to be used for external water circulation, the quantity of solvent and the safety measures to be taken must be approved by the company supplying the cleaning products or by the company conducting these operations. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 103 •...

  • Page 106: Process For Replacing A Compressor On Field

    - Collect and secure the oil properly. Provide information on the amount of oil drained from the compressor and its color. - Dispose of the oil in accordance with local rules and regulations. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 104 •...

  • Page 107: Corrective Maintenance

    The rest of the components considered as non-hazardous wastes must be recycled according to the corresponding norms. • At the end of its life, the equipment should be recycled in local waste facilities or by an authorized waste manager. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 105 •...

  • Page 108: Refrigerant Emission Control

    TANDEM), replace the liquid line filter drier and add a suction filter drier with clean-up cores. A compressor should NEVER be lifted using a single lifting eye. The refrigerant piping should NEVER be modified because this action could affect the lubrication of the compressor. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 106 •...
  • Page 109 • Due to the crankcase heaters must always be energized before starting the compressors, the ambient temperature is not considered an important factor to consider. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 107 •...
  • Page 110 If once this analysis has been carried out, unacceptable wear conditions are shown, a change in the characteristics of the oil is evident, so its replacement is recommended to avoid further problems. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 108 •...

  • Page 111: Disposal Of Equipment

    Painted metallic parts, plastic elements, copper pipes, batteries, exchangers, liquid receivers, water pumps, fans.. And Hazardous Materials such as batteries, electrical and electronic elements, compressors, dehydrating filters, valves or refrigerant gas, etc. to be managed with an authorized dealer. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 109 •...

  • Page 112: Troubleshooting - Repairs

    Bleed from circuit and top up the refrigerant • Incondensable substances in the refrigera- charge. tion circuit • Note : it is not permitted to discharge refri- gerant to atmosphere Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 110 •...
  • Page 113 Check water flow. Check fouling by measu- ring the water pressure drop. Excessive oil • Poor heat exchange in the evaporator migration in the circuit: measure evapora- ting pressure and superheat Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 111 •...
  • Page 114 Check superheat and that the expansion • Liquid slugging valve sensors are correctly installed • Suction line is unusually cold • Expansion valve blocked in open position • Repair or replace Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 112 •...
  • Page 115 • Check water flow. Check the condition of • Low pressure drop in the evaporator • Low water flow the filters, look for obstructions in the chilled water circuit piping Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 113 •...

  • Page 116: Control Devices

    Only trained and qualified personnel is authorised to service and maintain this equipment. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 114 •...

  • Page 117: Regular Checks To Be Made: Chiller Unit Environment

    Power circuit power supply voltage L1/L2 Power circuit power supply voltage L2/L3 Power circuit power supply voltage L3/L1 (1) Depending on the application. (2) According to the type of unit. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 115 •...

  • Page 118: Manufacturer's Recommended Inspections

    In case of a positive acidity test result, we advice to replace the oil. In a case of high acidity level a circuit clean up is recommended. Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 116 •...

  • Page 119: Check List

    H.P. pressure switch cut-out H.P. pressure switch cut-in Low pressure switch cut-in Oil pressure switch cut-out Antifreeze pressure switch cut-out Fan pressure switch 1: Fan 2: Fan 3: Fan 4: (cut-out / bar) Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 117 •...
  • Page 120 Coordination between different professions on site required for final commissioning. • Power on carter heater 48 hour before commissioning date. CUSTOMER ORDER NUMBER ............LENNOX REFERENCE: ............DESIGNATION ....................................... COMMENTS: ................................................................................NAME: ........................ SIGNATURE: ............Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 118 •...
  • Page 121 NOTES Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 119 •...
  • Page 122 NOTES Installation manual / eCOMFORT R32-MIL166E-0222 - 09/2024 • 120 •...
  • Page 124 LENNOX DISTRIBUTION LENNOX DISTRIBUTION +33 4 72 23 20 20 +33 4 72 23 20 20 Due to LENNOX EMEA ongoing commitment to quality, the specifications, ratings and dimensions are subject to change without notice and without incurring liability. Improper installation,...

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