Trane OXBOX JMM5A0A24M21SAA Installer's Manual
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Trane OXBOX JMM5A0A24M21SAA Installer's Manual

Wall-mount air handlers 2-3ton cooling/heat pump
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18-GF13D1-1A-EN
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
Important: This Document is customer property and is to remain with this unit.
The JMM5A series wall mount air handler is designed for installation in a closet, utility room, alcove
and can be wall mounted. These versatile units are applicable to air conditioning and heat pump
applications. Field installed electric resistance heaters are available.

Section 1. Features

1.1 Standard Features
All aluminum coil.
•
Blower and coil slide out easily for maintenance.
•
Factory-sealed cabinet certified to achieve 2% or
•
less air leakage rate at 1.0 inch water column.
Front or bottom return air.
•
Painted finish on galvanized steel.
•
•
Sturdy polycarbonate drain pans.
- Air handler has factory installed drain pans and
is shipped for upflow applications only.
208/230 VAC operation.
•
Multi-speed direct drive blower constant torque
•
ECM motor with fan-off time delay programming.
Factory installed R-410A thermal expansion
•
valve.
•
Stud or wall mounting installation.
Fully insulated cabinet.
•
3/4'' NPT primary and secondary drains.
•
AHRI certifird and ETL listed.
•
1.2 Optional Accessories
5, 7.5 and 10 kW SINGLE PHASE ELECTRIC
•
HEATERS
- Circuit breakers are standard on all single
phase 5, 7.5 and 10 kW heaters.
Installer's Guide
WALL-MOUNT AIR HANDLERS
2-3TON COOLING/HEAT PUMP
JMM5A0A24M21SAA
JMM5A0B30M21SAA
JMM5A0B36M31SAA

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Summary of Contents for Trane OXBOX JMM5A0A24M21SAA

  • Page 1: Section 1. Features

    18-GF13D1-1A-EN Installer’s Guide WALL-MOUNT AIR HANDLERS 2-3TON COOLING/HEAT PUMP JMM5A0A24M21SAA JMM5A0B30M21SAA JMM5A0B36M31SAA ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES Important: This Document is customer property and is to remain with this unit. The JMM5A series wall mount air handler is designed for installation in a closet, utility room, alcove and can be wall mounted.

  • Page 2: Section 2. Safety Information

    Section 2. Safety Information Note: The small air handlers have been evaluated in accordance WARNING with the Code of Federal Regulations, Chapter XX, Part 3280 or the equivalent. “SUITABLE FOR MOBILE HOME USE.” SAFETY HAZARD! This information is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience.
  • Page 3 CAUTION WARNING Make sure the blower motor support is tight CORROSION HAZARD! To prevent shortening its service life, (3-motor mount bolts) then check to see if the air handler should not be used during the finishing phases of construction. The low return air temperatures can lead to wheel is secured to motor shaft before operating unit.

  • Page 4: Section 3. Installation Instructions

    Section 3. Installation Instructions WALL STRUTURE PROVIDED AIR HANDLER MOUNTING BRACKET 3.1 Unpacking Carefully unpack the unit and inspect the contents for damage. If any damage is found at the time of delivery, proper notification and claims should be made with the carrier. Check the rating plate to assure model number and voltage.
  • Page 5 3.3 Duct Work Field ductwork must comply with the National Fire Protection Association NFPA 90A, NFPA 90B and any applicable local ordinance. AIRFLOW WARNING Do not, under any circumstances, connect return ductwork to any other heat producing device such as fireplace insert, stove, etc. Unauthorized use of such devices may result in fire, carbon monoxide poisoning, explosion, personal injury or property damage.
  • Page 6 3.5 Refrigerant Piping • Low voltage control connections are made to low voltage pigtails Refrigerant pipe connections are located on the top of the unit. extending from top of air handler (see Figure 1). Connections for Refrigerant piping external to the unit shall be sized in accordance control wiring are made with wire nuts.

  • Page 7: Section 4. Wiring

    3.11 Sequence of Operation Defrost Supplemental heat during defrost can be provided by connecting the Cooling (cooling only) X2 (black) wire from the outdoor unit to W1 at the indoor unit. This Constant torque version – When the thermostat calls for cooling, the will prevent cold air from being discharged from the indoor unit circuit from R to G is completed.

  • Page 8: Component Arrangement

    CAUTION: NOT SUITABLE FOR USE ON SYSTEMS EXCEEDING 150V TO GROUND ATTENTION: NE CONVIENT PAS AUXINSTALLATIONS DE PLUS DE 150V ALA TERRE COMPONENT ARRANGEMENT JMM5A0A24M21SAA、JMM5A0B36M31SAA Fig. 4-1...
  • Page 9 CAUTION: NOT SUITABLE FOR USE ON SYSTEMS EXCEEDING 150V TO GROUND ATTENTION: NE CONVIENT PAS AUXINSTALLATIONS DE PLUS DE 150V ALA TERRE COMPONENT ARRANGEMENT JMM5A0B30M21SAA Fig. 4-2...

  • Page 10: Section 5. - Heater Pressure Drop Table - Use For All Tmm5B Wall Mount Air Handler Models

    Section 5. - Heater Pressure Drop Table - Use For All TMM5B Wall Mount Air Handler Models HEATER RACKS NUMBER OF RACKS HEATER MODEL NO. OF RACKS AIRFLOW BAYHTRJ505BRKA* MODEL AIR PRESSURE DROP - INCHES W.G. BAYHTRJ508BRKA* 1400 0.06 0.08 0.08 BAYHTRJ510BRKA* 1300...

  • Page 11: Section 6. Performance And Electrical Data

    Section 6. Performance and Electrical Data (WALL-MOUNT AIR HANDLERS ARE SUITABLE FOR MOBILE HOME APPLICATIONS) Airflow performance data is based on cooling performance with a coil and no filter in place. Select performance table for appropriate unit size external static applied to unit allows operation within the minimum and maximum limits shown in table below for both cooling and electric heat operation.

  • Page 12: Unit Dimensions

    Section 7 Dimensional Data 7.1 UNIT DIMENSIONS Liquid line connection Low voltage copper (sweat)(3/8"dia pipe) connection Vapor line connection copper (sweat)(3/4"dia pipe) Breaker switch (for electric heater High voltage connection only) 7/8" dia knock outs Front return shown. Units may also be installed as bottom return.

  • Page 13: Dimension Data

    Fig. -2 BACK DIMENSIONS DIMENSION DATA Dimension inch [mm] Model number JMM5A0A24M21SAA 24-9/10" [150] 10-1/8"[61] 119-1/20" [717] JMM5A0B30M21SAA 24-9/10" [150] 10-1/8"[61] 132" [795] JMM5A0B36M31SAA 24-9/10" [150] 10-1/8"[61] 132" [795]...
  • Page 16 Twenty ThreeC,LLC Since the manufacturer has a policy of continuous product and 800 Beaty Street, product data improvement, it reserves the right to change the Davidson NC,28036 design and specification without notice. www.oxboxhvac.com 2019TwentyThreeC, LLC © For more information contact 16123000A19245 V2.0 your local dealer (distributor)

This manual is also suitable for:

Oxbox jmm5a0b30m21saaOxbox jmm5a0b36m31saa

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