Johnson Controls TM8X*MP Series Installation Manual Download Page 28

Page: 28 / 28

Subject to change without notice. Published in U.S.A.

437642-UIM-C-0210

Supersedes: 437642-UIM-B-0109

Johnson Controls Unitary Products

5005 York Drive

Norman, OK 73069

Summary of Contents for TM8X*MP Series

Page 1: ...Return 22 Blower Performance CFM Any Position without filter Left Side Return 23 These high efficiency compact units employ induced combustion reli able hot surface ignition and high heat transfer alu...

Page 2: ...abinet support the ends of the furnace rather than lifting by the cabinet flanges at the return air openings bottom or sides or supply air opening 13 When lifting the furnace it is acceptable to use t...

Page 3: ...the 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 NS...

Page 4: ...xide detector with an alarm and battery back up is installed on the floor level where the gas equipment is to be installed In addition the installing plumber or gasfitter shall observe that a battery...

Page 5: ...access 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...

Page 6: ...uld 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 coi...

Page 7: ...e unit BOTTOM RETURN AND ATTIC INSTALLATIONS Bottom return applications normally pull return air through a base plat form or return air plenum Be sure the return platform structure or return air plenu...

Page 8: ...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 fur...

Page 9: ...stat Wiring FRONT 14 1 1 5 23 SUPPLY END C 24 38 20 5 B Gas Pipe Entry Thermostat Wiring 33 A 5 Electrical Entry Vent Connection Outlet Vent Connection Outlet 4 Diameter Outlet Vent Connection Table 3...

Page 10: ...r side of the furnace using any of the gas pipe entry on both sides of the furnace Refer to Figure 12 All filters and mounting provision must be field supplied All installa tions must have a filter in...

Page 11: ...0 87 0 87 0 81 1000 3 5 3 2 2 9 37 3 0 87 0 80 0 73 1050 3 5 2 9 2 7 39 1 0 87 0 73 0 67 1100 3 2 2 7 2 4 41 0 0 80 0 66 0 61 2500 LP 9 8 8 2 7 5 93 2 LP 2 44 2 03 1 86 PROPANE AND HIGH ALTITUDE CONVE...

Page 12: ...to power auxiliary devices such as humidifiers air cleaners etc The transformer may provide power for an air conditioning unit contactor ACCESSORY CONNECTIONS The furnace control will allow power swi...

Page 13: ...with Hi Efficiency Motor HM1 Humidistat Y Full Stage Compressor G Fan PP11C70224 THERMOSTAT RH 24 Volt Hot Heat XFMR RC 24 Volt Hot Cool XFMR W Full Stage Heat Clipping Jumper W914 for electric heat...

Page 14: ...t Numbers SAP Legacy 67297 031 01975 E B E ZD E R OD MODELS HGD HP RHS O Reversing Valve Energized in Cool C 24 Volt Common R 24 Volt Hot W1 66 out Heat Y Compressor DEMAND DEFROST CONTROL X L Malfunc...

Page 15: ...mney must extend at least 5 ft 1 5 m above the highest equipment draft hood or flue collar FAN ASSISTED COMBUSTION SYSTEM This appliance is equipped with an integral mechanical means to either draw pr...

Page 16: ...free area Ventilated Combustion Air The ventilated attic space or a crawl space from which the combustion air is taken must comply with the requirements specified in AIR SOURCE FROM OUTDOORS in this i...

Page 17: ...other appliances connected to the venting system are not in operation 1 Inspect the venting system for proper size and horizontal pitch Determine that there is no blockage restriction leakage corrosio...

Page 18: ...non corrosive leak detection fluid or other leak detection methods Take appropriate steps to stop any leak If a leak persists replace the component CALCULATING THE FURNACE INPUT NATURAL GAS Verify na...

Page 19: ...22 164 327 818 64 56 112 281 23 157 313 783 66 54 109 273 24 150 300 750 68 53 106 265 25 144 288 720 70 51 103 257 26 138 277 692 72 50 100 250 27 133 267 667 74 48 97 243 28 129 257 643 76 47 95 23...

Page 20: ...n and follow the operating instructions to place the unit back in operation 3 Adjust manifold pressure by adjusting gas valve regulator screw for the appropriate gas per the following 4 After the mani...

Page 21: ...must be long enough to adequately cool the furnace but not so long that cold air is blown into the heated space The fan off timing may be adjusted by positioning the jumper on two of the four pins as...

Page 22: ...638 2540 2448 2339 2224 2111 1974 1831 Medium High 2234 2233 2147 2092 2042 1974 1907 1820 1705 1575 Medium Low 1722 1716 1690 1681 1603 1553 1489 1426 1335 1241 Low 1396 1375 1348 1325 1263 1200 1150...

Page 23: ...ow 1126 1115 1095 1049 1027 996 957 929 840 742 080C22 High 2972 2863 2769 2671 2571 2465 2352 2227 2095 1950 Medium High 2173 2146 2103 2082 2036 1966 1904 1827 1738 1621 Medium Low 1670 1667 1647 16...

Page 24: ...HI COOL speed when Y1 and Y2 are energized Heating Cycle When the thermostat switch is set on HEAT and the fan is set on AUTO and there is a call for heat a circuit is completed between terminals R a...

Page 25: ...pressure switch hose or faulty pressure switch 4 RED FLASHES This indicates that the main limit switch has opened its normally closed contacts The control will operate the supply air blower and induce...

Page 26: ...L Models Only MISCELLANEOUS ORIFICE BURNER Natural 45 SIGHT GLASS OVAL 2 Req d GASKET FOAM Door 1 5 ft req d GASKET INTAKE PAN PLUG VENT HOLE BRACKET DOOR WIRING HARNESS FERRULE 3 Req d GROMMET 3 Req...

Page 27: ...437642 UIM C 0210 Johnson Controls Unitary Products 27 SECTION X WIRING DIAGRAM FIGURE 25 Wiring Diagram...

Page 28: ...hange without notice Published in U S A 437642 UIM C 0210 Copyright 2010 by Johnson Controls Inc All rights reserved Supersedes 437642 UIM B 0109 Johnson Controls Unitary Products 5005 York Drive Norm...

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