Johnson Controls Unitary Products TM9T Series Installation Manual Download

Page: 14 / 42

1083286-UIM-H-0817

Johnson Controls Unitary Products

FIGURE 19:

Thermostat Chart - Two Stage HP with Two Stage PSC Furnace

24 – Volt Common

First Stage Compressor

Second Stage

Compressor

Fan

THERMOSTAT

Second Stage

Aux. Heat

24 – Volt Hot

24 – Volt Common

First Stage Compressor

Second Stage

Compressor

Fan

* PP32U70124

THERMOSTAT

24 – Volt Hot

(Heat XFMR)

24 – Volt Hot
(Cool XFMR)

TWO STAGE
HEAT PUMP

24 – Volt Common

24 – Volt Hot

Second Stage

Compressor

24 – Volt Common

24 – Volt Hot

Single

Stage Compressor

TWO STAGE

Fan

TWO STAGE

FURNACE

Y/Y2

Second or Full

Stage Compressor

ID MODELS

External Humidistat

(Optional)

Open on Humidity Rise

Thermostat Installer Setup

Step 1 of Thermostat
Installer/Configuration

Menu must be set to “HP2”

0190-Change over Valve

must be set to 0

3 Heat/2 Heat Pump

Two Stage Heat Pump - Two Stage Furnace (Hot Heat Pump or Conventional)

*DP22U70124

*DN22H00124

PT(8/9)

(F/L)*(8/9)T

(G/L)*(8/9)T

TM9*

FURNACE

W / W1

First Stage Heat

Second Stage Heat

AUX

Auxiliary Heat

E/W1

First Stage Aux. Heat

24VAC Humidifier Relay

(Optional)

Malfunction Light

O/B

Reversing Valve

Reversing Valve
Energized in Cool

Emergency Heat

Thermostat Installer Setup

0170-System Type

must be set to 12

3 Heat/2 Heat Pump

Selection of GAS/ELEC
switch on thermostat

not necessary

Thermostat Installer Setup
0200-Backup Heat Source

must be set to 1

Heat Pump Backup Heat

Source is Fossil Fuel

Thermostat Installer Setup
0210-External Fossil Fuel

Kit must be set to 1
Heat Pump Control

is Controlling Heat Pump

Backup Heat

Change F Fuel jumper
on the heat pump control

to “ON”

Change Hot Heat Pump
jumper on the heat pump

control to “ON” IF Hot Heat
Pump Operation is desired

Single Stage

Compressor

W1 OUT

First Stage Heat

W2 OUT

Second Stage Heat

Y2 OUT

Second Stage

Compressor

Bonnet Sensor

(Optional)

Bonnet Sensor

BSG

Bonnet Sensor

Auxiliary Heat

X/L

Malfunction Light

Reversing Valve

Energized in Cool

OD MODELLS

YZH

H*5

H*8

YZE

YORKGUARD VI

CONTROL

Summary of Contents for TM9T Series

Page 1: ...n 27 Double Vertical Combustion Air Intake and Vent Termination 27 Downward Venting 27 Direct Vent Air Intake Connection and Vent Connection 27 Combustion Airflow Path Through The Furnace Casing 28 Ambient Combustion Air 29 Attic and Crawl Space Combustion Air Termination 30 Gas Valve 33 Reading Gas Pressure 34 Furnace Control Board 34 Wiring Diagram 39 LIST OF TABLES Unit Clearances to Combustibl...

Page 2: ... to installation always leave the doors on the furnace to provide support and to prevent damage or warping of the cabinet When lifting the furnace by the cabinet support the ends of the furnace rather than lifting by the cabinet flanges at the return air openings bottom or sides or sup ply air opening 13 When lifting the furnace it is acceptable to use the primary heat exchanger tubes as a lifting...

Page 3: ...he National Fire Protection Association Inc Batterymarch Park Quincy MA 02269 or for only the NFGC contact the American Gas Association 400 N Capital N W Washington DC 20001 or www NFPA org CANADA NSCNGPIC For a copy contact Standard Sales CSA International 178 Rexdale Boulevard Etobicoke Toronto Ontario Canada M9W 1RS STEP 3 Combustion and Ventilation Air US Section 5 3 of the NFGC air for Combus...

Page 4: ...side wall horizontally vented gas fueled equipment installed in every dwelling building or structure used in whole or in part for resi dential purposes including those owned or operated by the Com monwealth and where the side wall exhaust vent termination is less than seven 7 feet above finished grade in the area of the venting including but not limited to decks and porches the following require m...

Page 5: ...cess cover shall be attached in such a manner as to prevent leaks DUCT FLANGES Four flanges are provided to attach ductwork to the furnace These flanges are rotated down for shipment In order to use the flanges remove the screw holding an individual flange rotate the flange so it is in the upward position and reinstall the screw then repeat this for all 4 flanges If the flanges are not used they m...

Page 6: ...hand applications no conversion is required to an MC coil when used with a downflow horizontal furnace A mounting plate supplied with every coil should always be installed on the side desig nated as top side See Figures 4 5 FURNACE ASSEMBLY PC SERIES COILS These upflow coils are designed for installation on top of upflow fur naces only If the coil is used with a furnace of a different size use a 4...

Page 7: ...on a flat solid surface this bottom panel will provide an adequate seal to prevent air leakage through the unused bottom opening However if the furnace is to be installed on a surface that is uneven or if it is to be installed on blocks or otherwise raised off the floor it will be necessary to seal the edges of the bottom panel to the casing using tape or other appropriate gasket material to preve...

Page 8: ...t at the supply end of the furnace one support located approximately in the center of the furnace near the blower shelf and the third support should be at the return end of the fur nace Maintain a 6 15 2 cm minimum clearance between the front of the furnace and the support rods or straps All six suspension points must be level to ensure proper and quiet fur nace operation When suspending the furna...

Page 9: ...WHO DQ DGGLWLRQDO 6833 1 RPEXVWLRQ LU QOHW 5 7851 1 9HQW RQQHFWLRQ 2XWOHW 9HQW RQQHFWLRQ 2XWOHW 9HQW RQQHFWLRQ 2XWOHW Table 3 Cabinet and Duct Dimensions BTUH kW Input Nominal CFM m3 min Cabinet Size Cabinet Dimensions Illustrated in Figure 13 Approximate Operating Weights A in A cm B in B cm C in C cm Lbs kg 60 17 6 1200 34 0 B 17 1 2 44 4 16 3 8 41 6 13 1 4 33 7 122 80 23 4 1200 34 0 B 17 1 2 44...

Page 10: ... from either side of the furnace using any of the gas pipe entry knockouts on both sides of the furnace Refer to Figures 13 and 16 DANGER An overpressure protection device such as a pressure regulator must be installed in the gas piping system upstream of the furnace and must act to limit the downstream pressure to the gas valve so it does not exceed 0 5 psig 14 w c 3 48 kPa Pressures exceeding 0 ...

Page 11: ...t Altitude feet Gas Heating Value MJ cu m Altitude m 0 7999 8000 8999 9000 9999 0 2437 2438 2742 2743 3048 in w c in w c in w c kPa kPa kPa 800 1 7 1 7 1 7 29 8 0 42 0 42 0 42 850 1 7 1 7 1 7 31 7 0 42 0 42 0 42 900 1 7 1 7 1 7 33 5 0 42 0 42 0 42 950 1 7 1 7 1 5 35 4 0 42 0 42 0 38 1000 1 6 1 5 1 4 37 3 0 41 0 37 0 34 1050 1 5 1 4 1 3 39 1 0 37 0 34 0 31 1100 1 3 1 2 1 1 41 0 0 34 0 31 0 28 2500 ...

Page 12: ...d the main electrical source disconnected connect the thermostat wiring from the wiring connections on the thermostat to the terminal board on the ignition module as shown in Figures 18 or 19 Electronic thermostats may require the common wire to be connected Apply strain relief to thermostat wires passing through cabinet If air condition ing equipment is installed use thermostat wiring to connect ...

Page 13: ...t Hot Cool XFMR TWO STAGE AIR CONDITIONER C 24 Volt Common R 24 Volt Hot Y1 First Stage Compressor Y2 Second Stage Compressor C 24 Volt Common R 24 Volt Hot Y1 Single Stage Compressor TWO STAGE G Fan TWO STAGE FURNACE Y Y2 Second or Full Stage Compressor ID MODELS External Humidistat Optional Open on Humidity Rise Thermostat Installer Setup Connection of the C terminal 24 volt common is optional w...

Page 14: ...DN22H00124 PT 8 9 F L 8 9 T G L 8 9 T TM9 FURNACE W W1 First Stage Heat W2 Second Stage Heat RC AUX Auxiliary Heat E W1 First Stage Aux Heat 24VAC Humidifier Relay Optional L Malfunction Light L Malfunction Light O B Reversing Valve O Reversing Valve Energized in Cool E Emergency Heat Thermostat Installer Setup 0170 System Type must be set to 12 3 Heat 2 Heat Pump Selection of GAS ELEC switch on t...

Page 15: ...r on the first furnace operates on W1 and the gas burner on the second furnace operates on W2 then the use of an air mixing device in the plenum to mix the air from both furnaces is strongly recommended The mixing device must be installed before any ducts that supply air to occupied spaces Twinning causes both indoor fans to operate simultaneously If a mixing device is not used any ducts that are ...

Page 16: ...main drain is plumbed through the casing left side opening when viewed from the front of the furnace The condensate hoses must slope downwards at all points When drain hose routing changes are required shown in Figures 23 26 be sure to cap all un used openings If rerouting hoses excess length should be cut off so that no sagging loops will collect and hold condensate which will cause the furnace t...

Page 17: ...rain hose is to be installed by connecting it to the inlet pipe coupling and to the collec tor box as shown in Figures 23 25 and 26 The drain hose must not sag or droop after it is installed If glue is used when connecting the intake pipe to the intake coupling the drain opening in the vent drain must not be plugged If the intake drain is used the bird screen cannot be installed This is only appro...

Page 18: ...f so that no sagging loops will collect and hold condensate which will cause the furnace to not operate Shorten pressure switch hose Re route and shorten pressure switch hose Shorten rain gutter hose Move rain gutter hose to this position For 100 120K input furnaces the condensate drain is plumbed toward the left casing outlet from the factory For 040 060 080K input furnaces the condensate drain i...

Page 19: ...itch hose to this position NOTE May require the longer hose that is provided with wider cabinets Move condensate drain hose to this position may exit either side of the cabinet Move rain gutter hose to this position 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 will collect and hold conde...

Page 20: ...hose to this position NOTE May require the longer hose that is provided with wider cabinets Change condensate drain connection to the 90 fitting provided Move condensate drain hose to this position Move rain gutter hose to this position NOTE May require hose extension that is provided with wider cabinets Move condensate drain hose to this position Change condensate drain connection to the 90 fitti...

Page 21: ...LQJ SURYLGHG 0RYH FRQGHQVDWH GUDLQ KRVH WR WKLV SRVLWLRQ 0RYH UDLQ JXWWHU KRVH WR WKLV SRVLWLRQ KDQJH FRQGHQVDWH GUDLQ FRQQHFWLRQ WR WKH ILWWLQJ SURYLGHG 0RYH FRQGHQVDWH GUDLQ KRVH WR WKLV SRVLWLRQ 5 2 0RYH SUHVVXUH VZLWFK KRVH WR WKLV SRVLWLRQ KHQ GUDLQ KRVH URXWLQJ FKDQJHV DUH UHTXLUHG EH VXUH WR FDS DOO XQ XVHG RSHQLQJV I UHURXWLQJ KRVHV H FHVV OHQJWK VKRXOG EH FXW RII VR WKDW QR VDJJLQJ ORRSV ...

Page 22: ...he combustion air pipe 6 All models are supplied with 2 5 1 cm vent connections When the pipe must be increased to 3 7 6 cm diameter the transition from 2 to 3 must be done as close to the furnace as possible The 2 to 3 increase should be installed in the vertical position as to not create an area that will pool water 7 In Canada vents shall be certified to ULC S636 Standard for Type BH Gas Ventin...

Page 23: ...4 145 100 000 4 125 120 000 3 80 120 000 3 60 120 000 4 145 120 000 4 125 Elevation 4001 5000 Elevation 8001 9000 Model Input BTUH Pipe Size in Max equivalent Length ft Model Input BTUH Pipe Size in Max equivalent Length ft 60 000 2 50 60 000 2 30 60 000 3 75 60 000 3 55 60 000 4 140 60 000 4 120 80 000 2 50 80 000 2 20 80 000 3 75 80 000 3 55 80 000 4 140 80 000 4 120 100 000 2 15 100 000 2 NA 10...

Page 24: ...ns TABLE 10 Elbow Dimensions Elbow A Dimension Illustrated in Figure 27 2 Standard 2 5 16 3 Standard 3 1 16 2 Sweep 3 1 4 3 Sweep 4 1 16 TABLE 11 Equivalent Length of Fittings Fitting Equivalent Length 2 90 sweep elbow 5 feet of 2 pipe 2 45 sweep elbow 2 1 2 feet of 2 pipe 2 90 standard elbow 7 feet of 2 pipe 2 45 standard elbow 3 1 2 feet of 2 pipe 3 90 sweep elbow 5 feet of 3 pipe 3 45 sweep elb...

Page 25: ...rements of the gas supplier 12 30 5 cm or in accordance with local installation codes and the requirements of the gas supplier F Clearance to outside corner 12 30 5 cm or in accordance with local installation codes and the requirements of the gas supplier 12 30 5 cm or in accordance with local installation codes and the requirements of the gas supplier G Clearance to inside corner 3 feet 91 4 cm 3...

Page 26: ...nace must have a separate vent pipe Under NO circumstances can the two vent pipes be tied together The combustion air side of the two pipe configuration shown in Figures 30 and 31 can be installed so the combustion air pipe terminates as described in outdoor combustion air or ventilated combustion air sec tions in these instructions Follow the instructions for outdoor combus tion air or ventilated...

Page 27: ...ns Refer to Ambient Combustion Air Supply for proper installa tion Refer to Figures 36 and 37 3 VENTILATED COMBUSTION AIR Combustion air is supplied through a PVC or ABS pipe that is connected to the PVC coupling attached to the burner box and is terminated in a ventilated attic or crawl space The combustion air and the vent pipes are not termi nated in the same atmospheric zone Refer to Figure 38...

Page 28: ...erated damper or manually adjustable louvers are not permitted for use 4 A automatically operated damper or automatically adjustable lou vers shall be interlocked so that the main burner cannot operate unless either the damper or the louver is in the fully open position FIGURE 36 Combustion Airflow Path Through The Furnace Casing WARNING This type of installation requires that the supply air to th...

Page 29: ...322 cm2 per 0 879 kW of the total input rating of all equipment located in the enclosure b Not less than the sum of all vent connectors in the confined space 3 The duct shall be least the same cross sectional area as the free area of the air supply inlet opening to which it connects 4 The blocking effects of louvers grilles and screens must be given consideration in calculating free area If the fr...

Page 30: ...ghting instructions Place the appliance being inspected in operation Adjust thermostat so the appliance shall operate contin uously 5 Test each appliance such as a water heater equipped with a draft hood for spillage down draft or no draft at the draft hood relief open ing after 5 minutes of main burner operation Appliances that do not have draft hoods need to be checked at the vent pipe as close ...

Page 31: ...er orifices are sized to provide proper input rate using natural gas with a heating value of 1030 BTU Ft3 38 4 MJ m3 If the heating value of your gas is significantly different it may be necessary to replace the orifices Verify natural gas input rate by clocking meter 1 Turn off all other gas appliances and pilots 2 Run furnace for a minimum of 3 minutes in high fire heating opera tion 3 Measure t...

Page 32: ...0 300 750 78 46 92 231 25 144 288 720 80 45 90 225 26 138 277 692 82 44 88 220 27 133 267 667 84 43 86 214 28 129 257 643 86 42 84 209 29 124 248 621 88 41 82 205 30 120 240 600 90 40 80 200 31 116 232 581 92 39 78 196 32 113 225 563 94 38 76 192 33 109 218 545 96 38 75 188 34 106 212 529 98 37 74 184 35 103 206 514 100 36 72 180 36 100 200 500 102 35 71 178 37 97 195 486 104 35 69 173 38 95 189 4...

Page 33: ...re from W1 to W2 to R on the furnace control board for the furnace to operate HIGH fire Once correct manifold pres sure is set HI remove jumper from W2 for the furnace to operate on low fire Set the manifold pressure LO to correct manifold pres sure 4 After the manifold pressure has been adjusted re calculate the fur nace input to make sure you have not exceeded the specified input on the rating p...

Page 34: ... vent sys tems manufacturer test port fitting must be used DONOT drill a test port hole in polypropylene piping Use the following procedure 1 Drill a 11 32 hole in the side wall of the PVC vent pipe If the hole is in a horizontal section of the vent pipe ensure that it is located away from the bottom where condensation may be flowing back toward the furnace 2 Operate the furnace a minimum of 10 mi...

Page 35: ...4 1267 1232 1183 1143 1080 1003 871 798 120D20MP11 High 2341 2245 2153 2072 1977 1876 1769 1642 1506 1306 Medium High 2002 1952 1878 1823 1739 1657 1563 1458 1322 1185 Medium Low 1615 1579 1533 1473 1430 1368 1282 1186 1091 953 Low 1352 1295 1259 1245 1190 1141 1076 998 938 820 Left Side Airflow Data SCFM Models Speed Ext Static Pressure in H2O 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 060B12MP11 Hi...

Page 36: ...oper amount of combustion air is being provided the pressure switch will close the ignition control pro vides a 17 second ignitor warm up period the gas valve then opens the gas starts to flow ignition occurs and the flame sensor begins its sensing function The blower motor will energize 30 seconds after the gas valve opens if a flame is detected Normal furnace operation will continue until the th...

Page 37: ...e description of 5 Red Flashes and 11 Red Flashes below If the main limit switch opens five times within a single call for heat the control will indicate 4 Red Flashes and will enter a one hour soft lock out 5 RED FLASHES This fault is indicated if the limit circuit is open for more than fifteen minutes usually indicating that a manual reset rollout switch has opened Check for proper combustion ai...

Page 38: ...D will flash three green flashes when the memory has been cleared then will resume the normal slow green flash after a five second pause SECTION XII REPLACEMENT PARTS LIST DESCRIPTION MOTOR BLOWER COMBUSTION MOTOR DIRECT DRIVE BLOWER ELECTRICAL CONTROL FURNACE CONTROL TEMPERATURE IGNITER SENSOR FLAME SWITCH DOOR SWITCH LIMIT SWITCHES PRESSURE TRANSFORMER VALVE GAS AIR MOVING HOUSING BLOWER WHEEL B...

Page 39: ...ORE CAUTION PRECAUTION OUVREZ LES DISJONCTEURS AVANT DE PROCEDER AVEC LE SERVICE 1042426 UWD A 0413 Fault Code Retrieval To retrieve fault codes push and release ERROR button on control board The LED will flash the last five error codes beginning with the most recent If there are no fault codes in memory the LED will give two green flashes To clear the fault code memory push and hold the ERROR but...

Page 40: ...1083286 UIM H 0817 40 Johnson Controls Unitary Products NOTES ...

Page 41: ...s connected Technician Performing Start Up Installing Contractor Name Start Up Date Continued on next Page OFF 10 MIN 15 MIN 20 MIN Thermostat Staging Staging Venting system is the proper size within the limitations of the chart in the installation instructions properly connected to the furnace and properly pitched Condensate drain is connected Intake Size Exhaust Size of 90 Degree Ells of 45 Degr...

Page 42: ...r Side Continuous Fan PSC Clean Up Give owner the owner s manual provided Gas Type Explain thermostat use and programming if applicable to owner Cycle Test Operate the furnace through several heating cycles from the thermostat noting and correcting any problems Operate the furnace through continuous fan cycles from the thermostat noting and correcting any problems Operate the furnace through cooli...

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Johnson Controls Unitary Products TM9T Series, Installation Manual

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