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Johnson Controls TM9V MP manual

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Table of contents for the manual

  • Page 1

    438335-UIM-B-0509 EFFICIENCY RATING CERTIFIED ISO 9001 Certified Quality Management System RESIDENTIAL GAS FURNACE MODELS TM9V*MP (96% AFUE T wo St age V ariable S peed Multi-position) INSTALLATION MANUAL LIST OF SECTIONS SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 DUCTWORK . . . . . . . . [...]

  • Page 2

    438335-UIM-B-0509 2 Johnson Controls Unitary Products SPECIFIC SAFETY RULES AND PRECAUTIONS 1. Only Natural gas or Propane (LP) ga s are approved for use with this furnace. 2. Install this furnace only in a location and position as specified in these instructions. 3. A gas-fired furnace for installation in a residential garage must be installed as [...]

  • Page 3

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 3 CODES AND ST AND ARDS Follow all national, local codes and standar ds in addition to this installa- tion manual. The installation must co mply with regulations of the serv- ing gas supplier , local building, heat ing, plumbing, and other codes. In absence of local codes, the installa tion must [...]

  • Page 4

    438335-UIM-B-0509 4 Johnson Controls Unitary Products FURNA CE LOCA TION AND CLEARANCES The furnace shall be locat ed using the following guideline s: 1. Where a minimum amount of air intake/vent piping and elbows will be required. 2. As centralized with the air distribution as possible. 3. Where adequate combustion air wi ll be available (particul[...]

  • Page 5

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 5 On all installations without a coil, a removable access panel is recom- mended in the outlet duct such that smoke or reflected light would be observable inside the casing to indi cate the presence of leaks in the heat exchanger . This access cover shall be attached in such a manner as to preven[...]

  • Page 6

    438335-UIM-B-0509 6 Johnson Controls Unitary Products FURNACE ASSEMBL Y - MC SERIES COILS ONL Y MC coils are supplied ready to be in stalled in a horizont al position. A horizontal pan is factory inst alled. MC coils should be installed in all hor- izontal applications with the horizontal drain p a n side down. For horizontal left hand applications[...]

  • Page 7

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 7 DOWNFL OW DUCT CONNECTORS All downflow installations must us e a suitable duct connector approved by the furnace manufacturer for use with this furnace. The duct connec- tors are designed to be conn ected to the rectangular duct under the floor and sealed. Refer to the instructions supplied wit[...]

  • Page 8

    438335-UIM-B-0509 8 Johnson Controls Unitary Products SECTION III: FIL TERS FIL TER INST ALLA TION All applications require the use of a field installed filter . All filters and mounting provision must be field supplied. Filters must be installed external to the furnace cabinet. DO NOT attempt to install filters inside the furnace. NOTE: Single sid[...]

  • Page 9

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 9 HORIZONT AL APPLICA TION Horizontal Filters Any branch duct (rectangular or r ound duct) attached to the plenum must attach to the vertical plenum before the filter . The use of straps and/or supports is required to support the weight of the external filter box. Downflow Filt ers Downflow furna[...]

  • Page 10

    438335-UIM-B-0509 10 Johnson Controls Unitary Products SECTION V: ELECTRICAL POWER ELECTRICAL POWER CONNECTIONS Field wiring to the unit must be grounded. Electric wires that are field installed shall conform to the temperature limitation for 63°F (35°C) rise wire when installed in accordance with instructions. Refer to T able 7 in these instruct[...]

  • Page 11

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 11 Annual Fuel Utilizat ion Efficiency (AFUE) numbers a re determined in accordance with DOE test procedures. Wire size and over current protection must comply with t he National Electrical Code (NFP A-70-latest edi tion) and all local code s. The furnace shall b e installed so that t he electric[...]

  • Page 12

    438335-UIM-B-0509 12 Johnson Controls Unitary Products For additional connection diagrams for all UPG equipment refer to “Low V oltage System Wi ring” do cument available on-line at www .upgnet.com in the Product Catalog Section. FIGURE 18: Thermostat Chart - Single S tage Air Conditioners with T wo St age V ariable Speed Furnaces AC 9A Single [...]

  • Page 13

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 13 FIGURE 19: Thermostat Chart - Single S tage Heat Pump with T wo St ag e V ariable S peed Fur nace (Hot Heat Pump or Conventional) Part Numbers: SAP = Legacy 265904 = 03 1- 09169 449572 2 C 24 – Volt Comm on R 24 – Volt Hot Y1 Single Stage Compressor TWO STAGE VARIABLE SPEED FURNACE CONTROL[...]

  • Page 14

    438335-UIM-B-0509 14 Johnson Controls Unitary Products FIGURE 20: Thermostat Chart - T wo St age AC with T wo Stage V ariable S peed F urnace AC 24C Two Stage Air Conditioner – Two Stage Variable Speed Furnace TWO STAGE AIR CONDITIONER C 24 – Volt Comm on R 24 – Volt Hot Y1 First Stage Compressor Y2 Second Sta ge Compre ssor C 24 – Volt Com[...]

  • Page 15

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 15 FIGURE 21: Thermostat Chart - T wo St age HP with T wo S tage V ariable S peed Furnace (Hot Heat Pump or Co nventional) O Reversing Valve Energized in Co ol C 24 – Volt Comm on R 24 – Volt Hot W1 OUT First Stage Heat W2 OUT Second Stage He at Y2 OUT Second Sta ge Compre ssor Y1 Single Stag[...]

  • Page 16

    438335-UIM-B-0509 16 Johnson Controls Unitary Products ACCESSOR Y CONNECTIONS The furnace control will allow power-switching control of various accessories. ELECTRONIC AIR CLEANER CONNECTION T wo 1/4” (6.4 mm) spade terminals (EAC and NEUTRAL) for electronic air cleaner connections are located on the control board. The te rminals provide 1 15 V A[...]

  • Page 17

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 17 CONDENSA TE DRAIN TERMIN A TION A condensate sump pump MUST be used if required by local codes, or if no indoor floor d rain is avail able. The condensat e sump pump must be approved for use with acidic condensate. CONDENSA TE DRAIN TRAP AND DRAIN FREEZE PRO TECTION S pecial precautions MUST b[...]

  • Page 18

    438335-UIM-B-0509 18 Johnson Controls Unitary Products FIGURE 24: Upflow Configuration INDUCER ROT A TED FOR LEFT SIDE VENTING UPFLOW AS RECEIVED INDUCER ROT A TED FOR RIGHT SIDE VENTING When drain hose routing changes are required, be sure to cap all un-used openings. If rerouting hoses - excess length should be cut off so that no sagging loops wi[...]

  • Page 19

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 19 FIGURE 25: Downflow Configuration AIRFLOW AIRFLOW Move rain gutter hose to this position. DOWNFLOW - INDUCER ROT A TED FOR LEFT SIDE VENTING DOWNFLOW - INDUCER ROT A TED FOR RIGHT SIDE VENTING Move pressure switch hose to this position. NOTE: May require the longer hose that is provided with w[...]

  • Page 20

    438335-UIM-B-0509 20 Johnson Controls Unitary Products FIGURE 26: Horizontal Left Configuration HORIZONT AL - LEFT INDUCER ROT A TED HORIZONT AL - LEFT INDUCER AS RECEIVED AIRFLOW AIRFLOW Move pressure switch hose to this position. NOTE: May require the longer hose that is provided with wider cabinets. Move rain gutter hose to this position NOTE: M[...]

  • Page 21

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 21 FIGURE 27: Horizontal Right Configuration AIRFLOW HORIZONT AL - RIGHT INDUCER ROT A TED HORIZONT AL - RIGHT INDUCER AS RECEIVED Move rain gutter hose to this position. Move pressure switch hose to this position. Change condensate drain connection to the 90° fitting provided. Move condensate d[...]

  • Page 22

    438335-UIM-B-0509 22 Johnson Controls Unitary Products SECTION VII: COMB USTION AIR AND VENT SY STEM COMBUSTION AIR AND VENT SAFETY This Category IV , dual certified direct vent furnace is designed for resi- dential application. It may be install ed without modification to the con- densate system in a basement, garage, equipment room, alcove , atti[...]

  • Page 23

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 23 Example: An 80,000 BTUH furnace requires 32 feet of pipe and four 90º elbows. Using 2" pipe and standard elbows, t he total equivalent length will be: This exceeds the 65 foot maximum equi valent length of 2" pipe allowed for that model and is thus not acceptable. By using sweep elb[...]

  • Page 24

    438335-UIM-B-0509 24 Johnson Controls Unitary Products VENT CLEARANCES † A vent shall not terminate directly above a sidewalk or pa v ed driveway th at is locate d between two single family dwellings and serves both dwellings. †† 12” (30.5 cm) up from the botto m edge of the structure for T wo- pipe (direct vent) applications per ANSI Z223.[...]

  • Page 25

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 25 VENT SY STE M This furnace is certified to be installed with one of two possible vent configurations. 1. Horizontal vent system. This vent system can be inst alled co m- pletely horizontal or combinations of horizontal, vertical, or offset using elbows. 2. V ertical vent system. This vent syst[...]

  • Page 26

    438335-UIM-B-0509 26 Johnson Controls Unitary Products COMBUSTION AIR SUPPL Y All instal lations must comply with Section 5.3, Air for Combustion and V entilation of the National Fuel Gas Code, ANSI Z223.1 or Sections 7.2, 7.3 or 7.4 of CAN/CGA B149.1 or .2 Installation Code - latest edi- tions. This furnace is certified to be installed with one of[...]

  • Page 27

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 27 Air Supply Openings and Duct s 1. An opening may be used in lieu of a duct to provide to provide the outside air supply to an appli ance unless otherwise permitted by the authority having jurisdiction. The opening shall be located within 12” (30.5 cm) horizontally from, the burner level of t[...]

  • Page 28

    438335-UIM-B-0509 28 Johnson Controls Unitary Products V entilated Combusti on Air The ventilated attic space or a cr awl space from which the combustion air is taken must comply with the requirements specified in “AIR SOURCE FROM O UTDOORS” in this instruction or in Section 5.3, Air for Combustion and V entilation of the N ational Fuel Gas Cod[...]

  • Page 29

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 29 SECTION VIII: ST ART -UP AN D ADJUSTMENTS The initial start-up of the furnace requires the following addition al procedures: When the gas supply is initially connec ted to the furnace, the ga s piping may be full of air . In order to purge this air , it is recommended that the ground union be [...]

  • Page 30

    438335-UIM-B-0509 30 Johnson Controls Unitary Products T ab le 15: Gas Rate (CU FT/HR) at Full Input Seconds For 1 Revolution Size of T est Dial Seconds For 1 Revolution Size of T est Dial 1 Cu Ft 2 Cu Ft 5 Cu Ft 1 Cu Ft 2 Cu Ft 5 Cu Ft 10 360 720 1800 55 65 131 327 1 1 327 655 1636 56 64 129 321 12 300 600 1500 57 63 126 316 13 277 555 1385 58 62 [...]

  • Page 31

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 31 ADJUSTMENT OF MANIFO LD GAS PRESSURE & INPUT RA TE Inlet and manifold gas pressure may be measured by connecting the “U” tube manometer to the gas valve with a piece of tubing. Follow the appropriate section in the instructions below . Refer to Figures 39 for a drawing of the locations[...]

  • Page 32

    438335-UIM-B-0509 32 Johnson Controls Unitary Products ADJUSTMENT OF TEMPERA TURE RISE After about 5 minutes of operation, determine the furnace temperature rise. T ake readings of both the return air and the heated air in the ducts, about six feet (1.83 m) from the furnace w here they will not be affected by radiant heat. Increase the blower spee [...]

  • Page 33

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 33 LIMIT CONTROLS There is a high temperature limit control located on the furnace vesti- bule panel near the gas valve. This is an automatic reset control that provides over temperature protecti on due to reduced airflow . This may be caused by: 1. A dirty filter . 2. If the indoor fan motor sho[...]

  • Page 34

    438335-UIM-B-0509 34 Johnson Controls Unitary Products Hot Surface Ignition System TROUBLESHOO TING The following visual checks s hould be made before troubleshooting : 1. Check to see that the power to the furnace an d the ig nition control module is ON. 2. The manual shut-off valves in the gas line to the furnace must be open. 3. Make sure all wi[...]

  • Page 35

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 35 DIAGNOSTIC F AUL T CODE STORA GE AND RETRIEV AL The control in this furnace is equipped with memory that will store up to five error codes to allow a serv ice technician to diagnose problems more easily . This memory will be retained even if power to the furnace is lost. This feature sho uld o[...]

  • Page 36

    438335-UIM-B-0509 36 Johnson Controls Unitary Products SECTION X: REPLACEMENT P A RTS LIST DESCRIPTION MOT OR MOTOR, DIRECT DRIVE BLOWER BLOWER, COMBUSTION 2-ST AGE ELECTRICAL CAP ACITOR, RUN SWITCH, LIMIT CONTROL, FURNACE 2-ST AGE VS IGNITER SENSOR, FL AME SWITCHES, PRESSURE SWITCH, DOOR TRANSFORMER V AL VE, GAS 2-ST AGE CONTRO L, TEMPERA TURE AIR[...]

  • Page 37

    438335-UIM-B-0509 Johnson Controls Unitary Produ cts 37 SECTION XI: WI RING DIAGRAM FIGURE 43: Wiring Diagram[...]

  • Page 38

    Subject to change without not ice. Published in U.S.A 438335-UIM-B-0509 Copyright © 2009 by Johnson Controls, Inc. All rights reserved. Supersedes: 438335-UIM-A-0209 Johnson Controls Unitary Products 5005 Y ork Drive Norman, OK 73069 NOTES[...]