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WALL-MOUNT AIR HANDLERS 
1.5-3TON COOLING/HEAT PUMP

(Limited heat pump combinations. See AHRI for details.)

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.

Installer’s Guide 

Section 1. Features

1.1  Standard Features

The TMM4A 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 applications. Field 
installed electric resistance heaters are available.

18-GF07D1-2 

•  

FRONT OR BOTTOM RETURN AIR. 

•  

PAINTED FINISH ON GALVANIZED STEEL  

•  

STURDY POLYCARBONATE DRAIN PANS 

- The TMM4A  wall mount air handler has factory  

installed drain pans and is shipped for upflow  

applications only. 

•  

208/230 VAC OPERATION 

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.   

•  

STUD OR WALL MOUNTING TABS 

•  

FULLY INSULATED CABINET 

•  

3/4'' NPT PRIMARY AND SECONDARY DRAINS 

TMM4A0A18S21SAA

TMM4A0A24S21SAA

TMM4A0B30S21SAA

TMM4A0B36S31SAA

Summary of Contents for TMM4A0A18S21SAA

Page 1: ...rsatile units are applicable to air conditioning applications Field installed electric resistance heaters are available 18 GF07D1 2 FRONT OR BOTTOM RETURN AIR PAINTED FINISH ON GALVANIZED STEEL STURDY POLYCARBONATE DRAIN PANS The TMM4A wall mount air handler has factory installed drain pans and is shipped for upflow applications only 208 230 VAC OPERATION 1 2 Optional Accessories 5 7 5 and 10 kW S...

Page 2: ...cause rapid deterioration of the cabinet and internal components CAUTION SAFETY HAZARD Sharp Edge Hazard Be careful of sharp edges on equipment or any cuts made on sheet metal while installing or servicing Personal injury may result LIVE ELECTRICAL COMPONENTS During installation testing servicing and troubleshooting of this product it may be necessary to work with live electrical components Failur...

Page 3: ...to unsupported dry wall Make sure that the wood screws are going into a structure that can suppport a minimum load of 150 lb 3 Lift the air handler above the wall mounting bracket and attach the unit to the installed bracket Reference Figure 3 1 4 Install the additional bottom plate for extra support for this type mounting see figure 3 1 Note The additional plate is shipped in the bottom of the sh...

Page 4: ...h ACCA Manual D Design for Residential Winter and Summer Air Conditioning and Equipment Selection Latest editions are available from ACCA Air Conditioning Contractors of America 1513 16th Street N W Washington D C 20036 If duct system incorporates flexible air duct be sure pressure drop information straight length plus all turns shown in ACCA Manual D is accounted for in system Supply plenum is at...

Page 5: ...h HP or AC single stage heating cooling with electric heat The thermostat will energize the fan on a demand for heating or cooling Install the thermostat on an inside wall away from drafts lights or other heat sources in a location that has sufficient air circulation from other rooms being controlled by the thermostat The thermostat should be mounted 4 to 5 feet above the floor Low voltage control...

Page 6: ...t lines 4 Verify that all electrical connections are tight 5 Check all duct outlets they must be open and unrestricted 6 Check drain lines and be sure all joints are tight 7 Be sure the return air filter is installed 8 Operate complete system in each mode to verify proper performance Verify operation of supplementary electric heater The system air filter s should be inspected cleaned or replaced a...

Page 7: ...7 Fig 4 1 ...

Page 8: ...861 878 885 903 923 945 Watts 236 231 227 226 221 217 211 Amps 1 03 1 01 1 0 0 99 0 98 0 96 0 94 CFM 938 894 860 859 813 764 710 674 573 465 RPM 921 937 950 953 967 980 994 1010 969 1051 Watts 300 295 289 283 283 277 271 263 254 242 Amps 1 33 1 31 1 29 1 26 1 26 1 24 1 22 1 19 1 16 1 12 External Static Pressure Inches W C kPa CFM Watts 24 Low Middle High Motor Speed Low Middle 18 High Model Number...

Page 9: ...urn configurations 3 SCFM is nearly the same with cooling performance airflow the gap is in the 1 to 2 0 0 0 1 02 0 2 05 0 24 06 0 3 07 0 4 10 0 5 12 0 6 15 0 7 17 0 8 20 CFM 997 948 903 891 861 809 760 RPM 755 789 817 828 846 870 903 Watts 305 295 287 283 278 271 263 Amps 1 53 1 51 1 49 1 48 1 47 1 46 1 44 CFM 1187 1125 1076 1055 1021 974 912 RPM 875 899 916 924 935 952 967 Watts 339 331 324 321 ...

Page 10: ... conncetion 3 4 female pipe thread NPT Front return shown Units may also be installed as bottom return See the applications section for more detail NOTE Hand tighten only Section 7 Dimensional Data 10 DIMENSIONAL DATA 18 36 1 2 928 88 99 40 45 MODEL SIZE Dimensions inch mm UNIT HEIGHT H IN mm UNIT WIDTH W IN mm UNIT LENGHT D IN mm UNIT WEIGHT SHIPPING WEIGHT LBS kg 20 1 2 522 16 5 8 422 15 381 9 1...

Page 11: ...hway Tyler TX 75707 www trane com www americanstandardair com The manufacturer has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice Trane U S Inc 2013 ...

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