1. Manuals
  2. Brands
  3. Lennox Manuals
  4. Air Handlers
  5. DAVE LENNOX SIGNATURE CBX32MV
  6. Manual

Lennox DAVE SIGNATURE CBX32MV Manual

R-410a ready - multi-position - variable speed
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
P R O D U C T S P E C I F I C A T I O N S
MODEL NUMBER IDENTIFICATION
Unit Type
CB = Air Handler
Refrigerant Type
X = R-410A
Series
MV = Multi-Position, Variable
Speed Blower Motor
CB X 32 MV - 036 - 230 - 6 - 01
Configuration
DAVE LENNOX SIGNATURE
R-410A Ready - Multi-Position - Variable Speed
Nominal Capacity - 1.5 to 5+ Tons
Optional Electric Heat - 2.5 to 25 kW
Minor Revision Number
Refrigerant Metering Device
2 = Fixed Orifice
3 = TXV - Bleedport (indoor unit)
4 = TXV - Non-bleedport (indoor unit)
5 = TXV - Non-bleedport (outdoor unit)
6 = TXV - R-410A Non-bleedport (indoor unit)
Voltage
230 = 208/230V-60hz-1ph
Nominal Cooling Capacity - Tons
018/024 = 1.5 to 2 tons
024/030 = 2 to 2.5 tons
036 = 3 tons
048 = 4 tons
060 = 5 tons
068 = 5+ tons
A I R H A N D L E R S
By EVA CHRISTEL at 1:36 pm, Jan 19, 2017
CBX32MV
COLLECTION
®
Bulletin No. 210352
August 2015
Supersedes March 2015

Advertisement

Table of Contents
loading

Related Manuals for Lennox DAVE LENNOX SIGNATURE CBX32MV

Summary of Contents for Lennox DAVE LENNOX SIGNATURE CBX32MV

  • Page 1 A I R H A N D L E R S By EVA CHRISTEL at 1:36 pm, Jan 19, 2017 CBX32MV DAVE LENNOX SIGNATURE COLLECTION ® R-410A Ready - Multi-Position - Variable Speed Bulletin No. 210352 P R O D U C T S P E C I F I C A T I O N S...

  • Page 2: Warranty

    WARRANTY All covered components - Limited ten years in residential applications, one year in non-residential applications. Refer to Lennox Limited Warranty Certificate included with each unit for additional details. APPROVALS Tested with matching air conditioners and heat pump units in the Lennox Research Laboratory environmental test room in accordance with AHRI Standard 210/240.
  • Page 3 Deep, corrosion resistant plastic drain pans have dual pipe drains. Blower Assembly See dimension drawings. Lennox designed and built, direct drive blower. Each blower is statically and dynamically balanced as an assembly before installation in the unit. Blower motor is resiliently mounted to blower assembly.

  • Page 4: Features & Controls

    Option 1 - Motor runs at 100% of capacity until demand applicable DIP switch settings. met. Once demand is met, motor ramps down to stop. Lennox System Operations Monitor Connection - Option 2 - Cooling: When cool demand is initiated, Monitors outdoor unit operation. (communicating mode).
  • Page 5 FEATURES CONTROLS (continued) iComfort Wi-Fi Thermostat (part of the iComfort ® ® Residential Communicating Control System) Optional Accessories The iComfort Wi-Fi Thermostat recognizes and ® connects to all iComfort -enabled products to ® iComfort S30 Thermostat (part of the iComfort ®...

  • Page 6: Optional Electric Heat

    Factory wired and mounted on electric heat unit. See Thermostat bulletins in Controls Section and Current sensitive and temperature actuated. Lennox Price Book for selection. Manual reset. Hot Water Heat Kit Circuit breakers qualify as disconnect means at unit...
  • Page 7 FEATURES INDOOR AIR QUALITY Air Filter Tool-less access to filter area for quick and easy servicing. Disposable frame type filter furnished and factory installed in rails in cabinet. See Specifications tables for sizes. Optional Accessories Healthy Climate Germicidal UVC Light ®...

  • Page 8: Specifications

    SPECIFICATIONS General Data Model Number CBX32MV-018/024 CBX32MV-024/030 CBX32MV-036 Nominal tonnage 1.5 to 2 2 to 2.5 Refrigerant R-410A R-410A R-410A Connections Suction / vapor (o.d.) line - sweat Liquid line (o.d.) - sweat Condensate drain - in. (fpt) (2) 3/4 (2) 3/4 (2) 3/4 Indoor...
  • Page 9 SPECIFICATIONS General Data Model Number CBX32MV-048 CBX32MV-060 CBX32MV-068 Nominal tonnage Refrigerant R-410A R-410A R-410A Connections Suction / vapor (o.d.) line - sweat 1-1/8 Liquid line (o.d.) - sweat Condensate drain - in. (fpt) (2) 3/4 (2) 3/4 (2) 3/4 Indoor Net face area - ft.

  • Page 10: Blower Data

    First stage cooling air volume is 70% of COOL speed setting. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper selectable) of the same second-stage COOL speed selected, minimum 250 cfm. Lennox iHarmony Zoning System applications - minimum blower speed is 250 cfm.
  • Page 11 First stage cooling air volume is 70% of COOL speed setting. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper selectable) of the same second-stage COOL speed selected, minimum 250 cfm. Lennox iHarmony Zoning System applications - minimum blower speed is 250 cfm.
  • Page 12 First stage cooling air volume is 70% of COOL speed setting. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper selectable) of the same second-stage COOL speed selected, minimum 250 cfm. Lennox iHarmony Zoning System applications - minimum blower speed is 250 cfm.
  • Page 13 First stage cooling air volume is 70% of COOL speed setting. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper selectable) of the same second-stage COOL speed selected, minimum 450 cfm. Lennox iHarmony Zoning System applications - minimum blower speed is 450 cfm.
  • Page 14 First stage cooling air volume is 70% of COOL speed setting. Continuous fan speed is approximately 28%, 38%, 70% and 100% (Jumper selectable) of the same second-stage COOL speed selected, minimum 450 cfm. Lennox iHarmony Zoning System applications - minimum blower speed is 450 cfm.
  • Page 15 ELECTRIC HEAT DATA - CBX32MV-018/024 Blower Minimum Maximum No. of Volts Btuh Motor Model Number Circuit Overcurrent Stages Input Input Input Full Load Ampacity Protection Amps SINGLE PHASE 2.5 kW ECB40-2.5 (12L68) 6,400 4 lbs. Terminal Block 7,200 7,800 8,500 4 kW ECB40-4 (12L76) 10,250...
  • Page 16 ELECTRIC HEAT DATA - CBX32MV-024/030 Minimum Maximum Blower Single Point Circuit Overcurrent Motor Power Source No. of Volts Btuh Ampacity Protection Model Number Full Stages Input Input Input Minimum Maximum Load CkT 1 Ckt 2 CkT 1 Ckt 2 Circuit Overcurrent Amps Ampacity...
  • Page 17 ELECTRIC HEAT DATA - CBX32MV-036 Minimum Maximum Single Point Blower Circuit Overcurrent Power Source No. of Volts Btuh Motor Ampacity Protection Model Number Stages Input Input Input Full Load Minimum Maximum Amps Ckt 1 Ckt 2 Ckt 1 Ckt 2 Circuit Overcurrent Ampacity...
  • Page 18 ELECTRIC HEAT DATA - CBX32MV-048 AND CBX32MV-060 Minimum Maximum Blower Single Point Circuit Overcurrent Motor Power Source No. of Volts Btuh Ampacity Protection Model Number Full Minimum Maximum Stages Input Input Input Load Ckt 1 Ckt 2 Ckt 3 Ckt 1 Ckt 2 Ckt 3 Circuit Overcurrent Amps...
  • Page 19 ELECTRIC HEAT DATA - CBX32MV-068 Minimum Maximum Blower Single Point Circuit Overcurrent Motor Power Source No. of Volts Btuh Ampacity Protection Model Number Full Stages Input Input Input Minimum Maximum Load Ckt 1 Ckt 2 Ckt 3 Ckt 1 Ckt 2 Ckt 3 Circuit Overcurrent Amps...
  • Page 20 DIMENSIONS - INCHES (MM) UPFLOW SUPPLY DETAIL OF PIPING PLATE OPENING 1-1/8 (29) (19) 4-3/8 SUCTION LINE CONDENSATE (111) DRAINS (2) LIQUID (Horizontal) LINE 11-1/16 (281) (19) (19) (51) CONDENSATE DRAINS (2) (Upflow and 5-3/8 Downflow) (137) 2-3/4 (70) LINE VOLTAGE LOW VOLTAGE INLETS INLETS...
  • Page 21 DIMENSIONS - INCHES (MM) DOWNFLOW DETAIL OF PIPING PLATE 1-1/8 (29) 4-3/8 SUCTION LINE (111) CONDENSATE (16) LIQUID DRAINS (2) LINE (Horizontal) (16) (16) (51) CONDENSATE RETURN DRAINS (2) (Upflow and 3-5/8 OPENING Downflow) (92) 1 (25) (25) 1-3/4 (44) 3-1/2 (89) TOP VIEW FILTER...
  • Page 22 DIMENSIONS - INCHES (MM) HORIZONTAL RIGHT-HAND AIR DISCHARGE DETAIL OF PIPING PLATE FILTER LIQUID 5-3/8 LINE (51) (137) SUCTION LINE COIL BLOWER 1-1/8 (29) Note − Units are shipped in one piece but may be disassembled 4-3/8 into two separate sections for ease (111) 1-1/2 of installation.
  • Page 23 DIMENSIONS - INCHES (MM) AIR FLOW AIR FLOW AIR FLOW PIPING PIPING PLATE PLATE (16) (16) RIGHT-HAND AIR FLOW LEFT-HAND AIR FLOW (16) Model PIPING PLATE AIR FLOW CBX32MV-018/024 45-1/4 1149 16-1/4 413 CBX32MV-024/030 49-1/4 1251 21-1/4 540 CBX32MV-036 1295 21-1/4 540 AIR FLOW CBX32MV-048 58-1/2 1486 21-1/4 540...
  • Page 24 DIMENSIONS - INCHES (MM) DOWNFLOW COMBUSTIBLE FLOORING BASE Catalog No. - 34J72 1-5/8 (41) HANDLER 11-3/8 1-5/8 (289) (41) SUPPLY 23-1/4 OPENING (591) (381) 1-5/8 (41) TOP VIEW 22-1/8 (562) 13-1/2 (343) Opening (16) 3 (76) DOWNFLOW COMBUSTIBLE SIDE VIEW FLOORING BASE Catalog No.
  • Page 28 Contact us at 1-800-4-LENNOX NOTE - Due to Lennox’ ongoing commitment to quality, Specifications, Ratings and Dimensions subject to change without notice and without incurring liability. Improper installation, adjustment, alteration, service or maintenance can cause property damage or personal injury.

  • Page 29: Installation Instructions

    INSTALLATION INSTRUCTIONS E2013 Lennox Industries Inc. Dallas, Texas, USA Dave Lennox Signature ® THIS MANUAL MUST BE LEFT WITH THE Collection XP25 System HOMEOWNER FOR FUTURE REFERENCE General HEAT PUMPS 507005-01 This XP25 outdoor heat pump is designed for use with 7/1/2013 HFC-410A refrigerant only.
  • Page 30 DETAIL A DETAIL B INSTALL UNIT AWAY FROM WINDOWS INSTALL UNIT LEVEL OR, IF ON A SLOPE, MAINTAIN SLOPE TOLERANCE OF 2 DEGREES (OR 2 INCHES PER 5 FEET [50 MM PER 1.5 M]) AWAY FROM BUILDING STRUCTURE. BUILDING STRUCTURE MOUNTING SLAB TWO 90°...

  • Page 31: Step 2 -- Refrigerant Piping

    NOTICE ! WARNING Roof Damage! To prevent personal injury, as well as damage to panels, This system contains both refrigerant and oil. Some unit or structure, observe the following: rubber roofing material may absorb oil, causing the While installing or servicing this unit, carefully stow all rubber to degrade.
  • Page 32 Take care to NOT REPLACE COMPRESSOR. empty all existing traps. Polyol ester (POE) oils are used in Lennox units charged with HFC-410A refrigerant. Re­ sidual mineral oil can act as an insulator, preventing IMPORTANT ! proper heat transfer.
  • Page 33 ADDING REFRIGERANT FOR LONG LINE SETS WEIGH IN NOTE — Insulate liquid line when it is routed through areas where the surrounding ambient temperature could become higher than the CHARGING METHOD FOR LONG LINE SETS temperature of the liquid line, or when pressure drop is equal to or 64ºF (17.7ºC) and below greater than 20 psig.
  • Page 34 STEP 2 -- REFRIGERANT PIPING -- Removing Existing Indoor Metering Device and Flush­ TYPICAL EXISTING FIXED ORIFICE TYPICAL EXISTING EXPANSION VALVE REMOVAL REMOVAL PROCEDURE PROCEDURE (UNCASED COIL SHOWN) (UNCASED COIL SHOWN) STUB END TWO-PIECE PATCH PLATE LIQUID LINE CHECK DISTRIBUTOR TUBES (UNCASED COIL ONLY) ORIFICE EXPANSION...
  • Page 35 STEP 2 -- REFRIGERANT PIPING -- Brazing Procedures CAP AND CORE REMOVAL PIPING PANEL REMOVAL / PREPARING LINE SET Remove service cap and core from both the suction Remove piping panel to access service valves. Cut / vapor and liquid line service ports. ends of the refrigerant lines square (free from nicks or dents) and debur the ends.
  • Page 36 CAUTION WARNING Brazing alloys and flux contain materials which are Danger of fire. Bleeding the refrigerant hazardous to your health. charge from only the high side may result Avoid breathing vapors or fumes from brazing in pressurization of the low side shell and operations.

  • Page 37: Step 3 -- Installing Indoor Expansion Valve

    STEP 3 -- INSTALLING INDOOR EXPANSION VALVE This outdoor unit is designed for use in systems that include an check/expansion valve metering device. See the XP25 Product Specifications bulletin for approved check/expansion valve kit match-ups and application information. The check/expansion valve can be installed internal or external to the indoor coil. In applications where an uncased coil is being installed in a field-provided plenum, install the check/expansion valve in a manner that will provide access for future field service of the check expansion valve.

  • Page 38: Step 4 -- Leak Test And Evacuation

    STEP 4 -- LEAK TEST AND EVACUATION HIGH MANIFOLD GAUGE SET OUTDOOR UNIT TO VAPOR SERVICE VALVE NOTE - Position canister to deliver liquid refrigerant. NITROGEN HFC-410A CONNECT GAUGE SET A. Connect the high pressure hose of an HFC-410A manifold gauge set to the vapor valve service port. NOTE —...
  • Page 39 STEP 4 -- LEAK TEST AND EVACUATION (Continued) EVACUATION HIGH CONNECT GAUGE SET NOTE — Remove cores from service valves (if not already done). Connect low side of manifold gauge set with 1/4 SAE in-line tee to vapor line service valve Connect high side of manifold gauge set to OUTDOOR MANIFOLD...
  • Page 40 STEP 5 -- ELECTRICAL -- Circuit Sizing and Wire Routing In the U.S.A., wiring must conform with current local codes CAUTION and the current National Electric Code (NEC). In Canada, wiring must conform with current local codes and the current Canadian Electrical Code (CEC).
  • Page 41 STEP 3 -- ELECTRICAL (Continued) -- Outdoor Control Jumper and Terminals 7-SEGMENT DISPLAY PUSH BUTTON PUMP DOWN - WHEN UNIT IS IN PUMP DOWN MODE, Pd WILL BE DISPLAYED ON 7-SEGMENT. TO ACTIVATE PUMP DOWN MODE, THE CONTROL MUST BE IN THE IDLE STATE, AND THE PUMP DOWN JUMPER PLACED ACROSS THE TWO PUMP DOWN PINS.
  • Page 42 ROUTE CONTROL WIRES ELECTRICAL (CONTROL WIRING) AND LINE SET INLETS USE Maximum length of wiring (18 gauge) for all connections on TYPICAL CONTROL BOX BUSHING AND GROMMETS the RSBus is 1500 feet (457 meters). Wires should be color- PROVIDED IN BAG º...
  • Page 43 Wi-Fi Installer's System 1. Ask your Lennox dealer to show you where your indoor Setup Guide. Detail alarm information is also available in unit's filter is located. It will be either at the indoor unit the XP25 Installation and Service Procedures Corp.
  • Page 44 Heat Pump Operation Preservice Check Your new Lennox heat pump has several characteristics that you should be aware of: If your system fails to operate, check the following before calling for service: Heat pumps satisfy heating demand by delivering large amounts of warm air into the living space.

This manual is also suitable for:

Dave lennox signature cbx32mv-036-230-6-01

Table of Contents