Johnson Controls Unitary Products TM9V*MP Installation Manual

Residential gas furnace
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INSTALLATION MANUAL
RESIDENTIAL GAS FURNACE
MODELS: TM9V*MP
(96% AFUE Two Stage Variable Speed Multi-position)
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
FILTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
GAS PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
ELECTRICAL POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
VENTING CONFIGURATION . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Duct Attachment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Vertical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Coil Flange . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Horizontal Right Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Horizontal Left Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
PC Series Upflow Coil Installation . . . . . . . . . . . . . . . . . . . . . . . . 7
Combustible Floor Base Accessory . . . . . . . . . . . . . . . . . . . . . . . 7
Horizontal Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Typical Attic Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Downflow Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Side Return Cutout Markings . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Electrical Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
with Two Stage Variable Speed Furnaces . . . . . . . . . . . . . . . . 13
Two Stage Variable Speed Furnace . . . . . . . . . . . . . . . . . . . . . 15
Unit Clearances to Combustibles . . . . . . . . . . . . . . . . . . . . . . . . 4
Coil Projection Dimensions - PC Series Coils . . . . . . . . . . . . . . . 7
Cabinet and Duct Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Nominal Manifold Pressure - High Fire . . . . . . . . . . . . . . . . . . . 11
Nominal Manifold Pressure - Low Fire . . . . . . . . . . . . . . . . . . . 11
Ratings & Physical / Electrical Data . . . . . . . . . . . . . . . . . . . . . 12
Maximum Equivalent Pipe Length . . . . . . . . . . . . . . . . . . . . . . . 23
Elbow Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
LIST OF SECTIONS
COMBUSTION AIR and VENT SYSTEM . . . . . . . . . . . . . . . . . 23
START-UP AND ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . 30
SAFETY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
NORMAL OPERATION AND DIAGNOSTICS . . . . . . . . . . . . . 35
REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 38
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
LIST OF FIGURES
Typical. Combustion Pipe Drain Tee . . . . . . . . . . . . . . . . . . . . . 18
Upflow Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Downflow Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Horizontal Left Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Horizontal Right Configuration . . . . . . . . . . . . . . . . . . . . . . . . . 22
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Home Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Termination Configuration - 1 Pipe . . . . . . . . . . . . . . . . . . . . . . 26
Termination Configuration - 2 Pipe . . . . . . . . . . . . . . . . . . . . . . 26
Termination Configuration - 2 Pipe Basement . . . . . . . . . . . . . 26
and Vent Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
and Vent Termination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Outside and Ambient Combustion Air . . . . . . . . . . . . . . . . . . . . 28
Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Reading Gas Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Furnace Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Furnace Control Event Schedule . . . . . . . . . . . . . . . . . . . . . . . 37
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
LIST OF TABLES
Equivalent Length of Fittings . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Size at Furnace (All Models) . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Estimated Free Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Unconfined Space Minimum Area . . . . . . . . . . . . . . . . . . . . . . . 28
Free Area . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Gas Rate (CU FT/HR) at Full Input . . . . . . . . . . . . . . . . . . . . . . 31
Inlet Gas Pressure Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Nominal Manifold Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Air Flow Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
EFFICIENCY
RATING
CERTIFIED
ISO 9001
Certified Quality
Management System
438335-UIM-C-1209

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Summary of Contents for Johnson Controls Unitary Products TM9V*MP

  • Page 1: Table Of Contents

    INSTALLATION MANUAL RESIDENTIAL GAS FURNACE EFFICIENCY MODELS: TM9V*MP RATING CERTIFIED ISO 9001 (96% AFUE Two Stage Variable Speed Multi-position) Certified Quality Management System LIST OF SECTIONS SAFETY ......... . . 2 COMBUSTION AIR and VENT SYSTEM .
  • Page 2: Safety

    A fire or explosion may result causing prop- Clearances to Combustibles. erty damage, personal injury or loss of life. • Provide clearances for servicing ensuring that service access is allowed for both the burners and blower. Johnson Controls Unitary Products...
  • Page 3: Combustion Air Quality

    • De-icing salts or chemicals those who have not kept up with changing residential and non-HUD • Halogen type refrigerants modular home construction practices. These instructions are required • Hydrochloric acid as a minimum for a safe installation. Johnson Controls Unitary Products...
  • Page 4: Unit Clearances To Combustibles

    * 24" clearance in front and 18" on side recommended for service access. Where adequate combustion air will be available (particularly All furnaces approved for alcove and attic installation. when the appliance is not using outdoor combustion air). Johnson Controls Unitary Products...
  • Page 5: Ductwork

    Attach the air conditioning coil cabinet to the duct connector, and then position the furnace on top of the coil cabinet. The connection to the fur- nace, air conditioning coil cabinet, duct connector, and supply air duct must be sealed to prevent air leakage. Johnson Controls Unitary Products...
  • Page 6: Vertical Applications

    See Figure 6 FACTORY FLANGE LOCATION (Used for upflow or horizontal right installations) ALTERNATE FLANGE LOCATION (Used for downflow or horizontal left installations) FIGURE 3: Coil Flange Johnson Controls Unitary Products...
  • Page 7: Pc Series Upflow Coil Installation

    FIGURE 9: Horizontal Application Gas Furnace This furnace may be installed in a horizontal position on either side as shown above. It must not be installed on its back. FIGURE 7: Horizontal Left or Right application (Right Shown) Johnson Controls Unitary Products...
  • Page 8: Typical Attic Installation

    When suspending the furnace use a secure platform constructed of plywood or other building material secured to the floor joists. Refer to Figure 11 for typical crawl space installation. Johnson Controls Unitary Products...
  • Page 9: Filters

    Figure 13. CFM greater than 1800, you may use two side returns or one side and the bottom or one side return with a transition to allow use of a 20x25 filter. Johnson Controls Unitary Products...
  • Page 10: Gas Piping

    0.5 psig (3.5 kPa). Gas piping may be connected from either side of the furnace using any of the gas pipe entry knockouts on both sides of the furnace. Refer to Figure 13. Johnson Controls Unitary Products...
  • Page 11: Electrical Power

    63°F (35°C) rise ELECTRICAL POWER CONNECTIONS wire when installed in accordance with instructions. Refer to Table 7 in these instructions for specific furnace electrical data. Use copper conductors only. Johnson Controls Unitary Products...
  • Page 12: Electrical Wiring

    Refer to Figure 17. The furnace's control system requires correct polarity of the power supply and a proper ground connection. Refer to Figure 17. Johnson Controls Unitary Products...
  • Page 13: Thermostat Chart - Single Stage Air Conditioners With Two Stage Variable Speed Furnaces

    Thermostat Installer Setup 15-Compressor Protection -must be set to 5 Part Numbers: Part Number: SAP = Legacy S1-2HU16700124 265904 = 031-09169 449572 FIGURE 18: Thermostat Chart - Single Stage Air Conditioners with Two Stage Variable Speed Furnaces Johnson Controls Unitary Products...
  • Page 14: Thermostat Chart - Single Stage Heat Pump With Two Stage Variable Speed Furnace (Hot Heat Pump Or Conventional)

    Part Number: 18395 = 031-01996 SAP = Legacy S1-2HU16700124 340512 = 031-09178 265904 = 031-09169 449572 FIGURE 19: Thermostat Chart - Single Stage Heat Pump with Two Stage Variable Speed Furnace (Hot Heat Pump or Conventional) Johnson Controls Unitary Products...
  • Page 15: Thermostat Chart - Two Stage Ac With Two Stage Variable Speed Furnace

    E2/P Switch must be in the E2 position Part Numbers: SAP = Legacy 265904 = 031-09169 449572 FIGURE 20: Thermostat Chart - Two Stage AC with Two Stage Variable Speed Furnace Johnson Controls Unitary Products...
  • Page 16: Thermostat Chart - Two Stage Hp With Two Stage Variable Speed Furnace (Hot Heat Pump Or Conventional)

    126768 = 031-09137 Part Numbers: 18395 = 031-01996 SAP = Legacy 340512 = 031-09178 265904 = 031-09169 449572 FIGURE 21: Thermostat Chart - Two Stage HP with Two Stage Variable Speed Furnace (Hot Heat Pump or Conventional) Johnson Controls Unitary Products...
  • Page 17: Condensate Piping And Furnace Venting Configuration

    Figure 23. This is true for all long horizontal vent- ing in any furnace configuration. This will prevent the condensate from entering the furnace. Johnson Controls Unitary Products...
  • Page 18: Typical. Combustion Pipe Drain Tee

    Liquid anti-freeze will cause damage to internal plastic parts of this furnace. DO NOT attempt to winterize the furnace using liquid anti-freeze. FIGURE 23: Typical. Combustion Pipe Drain Tee Johnson Controls Unitary Products...
  • Page 19: Upflow Configuration

    438335-UIM-C-1209 FIGURE 24: Upflow Configuration Johnson Controls Unitary Products...
  • Page 20: Downflow Configuration

    438335-UIM-C-1209 FIGURE 25: Downflow Configuration Johnson Controls Unitary Products...
  • Page 21: Horizontal Left Configuration

    438335-UIM-C-1209 FIGURE 26: Horizontal Left Configuration Johnson Controls Unitary Products...
  • Page 22: Horizontal Right Configuration

    438335-UIM-C-1209 FIGURE 27: Horizontal Right Configuration Johnson Controls Unitary Products...
  • Page 23: Maximum Equivalent Pipe Length

    Three vent terminal elbows (two for the vent and one for the com- bustion air intake) are already accounted for and need not be 3" Standard 3-1/16" included in the equivalent length calculation. 2" Sweep 3-1/4" 3" Sweep 4-1/16" Dimensions are those required in Standard ASTM D-3311. Johnson Controls Unitary Products...
  • Page 24: Equivalent Length Of Fittings

    Seal around the openings where the combustion air and / or vent Vent Pipe Size 2” (5.1 cm) piping pass through the roof or sidewalls. COMBUSTION AIR / VENTING The vent must be installed with the minimum required clearances, and must comply with local codes and requirements. Johnson Controls Unitary Products...
  • Page 25: Home Layout

    If a metal shield is used it must be a stainless steel material at a minimum dimension of 20” (51 cm). It is recommended that a retaining type collar be used that is attached to the building sur- face to prevent movement of the vent pipe. Johnson Controls Unitary Products...
  • Page 26: Termination Configuration - 1 Pipe

    Maintain 12” minimum clearance MIN. above highest 6” anticipated snow level or grade, whichever is higher. FIGURE 31: Termination Configuration - 2 Pipe FIGURE 34: Double Vertical Combustion Air Intake and Vent Termination Johnson Controls Unitary Products...
  • Page 27: Direct Vent Air Intake Connection And Vent Connection

    Be sure the terminal assembly follows the outdoor clearances * Do not use less than 1/4” (6.4 mm) mesh listed in Section #1 “Outdoor Air Contaminants.” + Free area of louvers and grille varies widely; the installer should follow louver or grille manufacturer’s instructions. Johnson Controls Unitary Products...
  • Page 28: Outside And Ambient Combustion Air

    Refer to Table 12. reduce the required free area of the air supply opening. An air supply inlet opening from the outdoors shall be located not less than 12” (30.5 cm) above the outside grade level. Johnson Controls Unitary Products...
  • Page 29: Attic And Crawl Space Combustion Air Termination

    For downflow installations, the vent blower must be rotated so that the vent exits through either side of the cabinet. See Fig- ures 24-27 for details. FIGURE 38: Attic and Crawl Space Combustion Air Termination Johnson Controls Unitary Products...
  • Page 30: Start-Up And Adjustments

    2 - 5 until correct input is achieved. Set the thermostat above room temperature to call for heat. Be sure to relight any gas appliances that were turned off at the start of this input check. Johnson Controls Unitary Products...
  • Page 31: Gas Rate (Cu Ft/Hr) At Full Input

    Size of Test Dial Seconds For Seconds For 1 Revolution 1 Revolution 1 Cu Ft 2 Cu Ft 5 Cu Ft 1 Cu Ft 2 Cu Ft 5 Cu Ft 1800 1636 1500 1385 1286 1200 1125 1059 1000 Johnson Controls Unitary Products...
  • Page 32: Gas Valve

    The cap for the pressure regulator must be removed entirely to gain tion fluid, or other non-flammable leak detection methods. access to the adjustment screw. Loosening or tightening the cap does not adjust the flow of gas. Johnson Controls Unitary Products...
  • Page 33: Reading Gas Pressure

    Monoxide, a fire hazard, personal injury, property damage, and/or death. BLOWER OFF HI HEAT DELAY CONTINUOUS FAN DELAY JUMPER JUMPER SPEED JUMPER LOW VOLTAGE TERMINALS BLOWER SPEED JUMPERS HEAT DELAY JUMPER DEHUMIDISTAT JUMPER COOLING PROFILE JUMPER FIGURE 41: Furnace Control Board Johnson Controls Unitary Products...
  • Page 34: Air Flow Data

    NOTE: At some settings, LOW COOL and/or LOW HEAT airflow may be lower that what is required to operate an airflow switch on certain models of electronic air clean- ers. Consult the instructions for the electronic air cleaner for further details. * The ADJ “D” tap should not be used. Johnson Controls Unitary Products...
  • Page 35: Safety Controls

    HVAC system at installation. See The cooling CFM will then be reduced by 15% whenever the humidistat Table 18 for the HEAT, COOL and ADJ jumper settings to use for spe- indicates high humidity. cific airflows. Johnson Controls Unitary Products...
  • Page 36: Furnace Control Diagnostics

    8 RED FLASHES: This fault is indicated if the flame is lost 5 times (4 recycles) during the heating cycle. This could be caused by low gas pressure, dirty or faulty flame sensor or faulty gas valve. The furnace will lock out for one hour and then restart. Johnson Controls Unitary Products...
  • Page 37: Furnace Control Event Schedule

    Thermostat Satisfied (Seconds) Fan on Delay 30 Seconds THERMOSTAT INDUCER Sec. Post IGNITOR Purge MAIN VALVE HUMIDIFIER ELECTRONIC AIR CLEANER CIRCULATING BLOWER 60, 90, 120, 180 SEC. Selectable Fan Off Delay FIGURE 42: Furnace Control Event Schedule Johnson Controls Unitary Products...
  • Page 38: Replacement Parts List

    3. Customer Service contact information. a. Click on the “Brand Links” button b. Click on the “Customer Service” button • You can contact us by mail. Just send a written request to: Johnson Controls Unitary Products Consumer Relations 5005 York Drive Norman, OK 73069...
  • Page 39: Wiring Diagram

    438335-UIM-C-1209 SECTION XII: WIRING DIAGRAM FIGURE 43: Wiring Diagram Johnson Controls Unitary Products...
  • Page 40 NOTES Subject to change without notice. Published in U.S.A 438335-UIM-C-1209 Copyright © 2009 by Johnson Controls, Inc. All rights reserved. Supersedes: 438335-UIM-B-0509 Johnson Controls Unitary Products 5005 York Drive Norman, OK 73069...

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