Page 2 - Required Notice for Massachusetts Installations; IMPORTANT; NFPA 54 as adopted by the Board and
2 Required Notice for Massachusetts Installations IMPORTANT The Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows:5.08: Modifications to NFPA--54, Chapter 102) Revise 10.8.3 by adding the following additional requirements: a. For all side wall horizontally vented g...
Page 3 - SAFETY CONSIDERATIONS; WARNING
3 SAFETY CONSIDERATIONS FIRE, EXPLOSION, ELECTRICAL SHOCK, AND CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in dangerous operation, personal injury, death, or property damage.Improper installation, adjustment, alteration, service, maintenance, or use can cause carbon ...
Page 4 - CAUTION
4 12. Maintain a 1--in. (25 mm) clearance from combustible ma- terials to supply air ductwork for a distance of 36 in. (914 mm) horizontally from the furnace. See NFPA 90B or localcode for further requirements. 13. These furnaces SHALL NOT be installed directly on carpet- ing, combustible tile, or a...
Page 5 - NOT; ACCESSORIES; Table 1 – Factory--Supplied Installation Parts
5 NOT move or shuffle your feet, do not touch ungrounded objects, etc.). 4. If you touch ungrounded objects (and recharge your body with static electricity), firmly touch a clean, unpainted metalsurface of the furnace again before touching control or wires. 5. Use this procedure for installed and un...
Page 6 - Vent and Combustion air pipes through blower compartment must
6 6 15/16 [176.1] 3 [76.2] 3 [76.2] 6 11/16 [170.1] 23 5/16 [592.9] 25 1/8 [638.7] 26 3/8 [670.0] 26 11/16 [678.1] 21 [534.0] 26 5/16 [668.8] 17 5/16 [439.2] 16 9/16 [420.9] 20 1/4 [513.9] 25 3/16 [639.1] 28 3/16 [715.9] 28 5/8 [726.4] 32 5/8 [829.5] 28 3/4 [730.5] 26 3/8 [669.9] 26 11/16 [678.1] 21...
Page 8 - LOCATION; General
8 LOCATION PERSONAL INJURY AND/OR PROPERTY DAMAGE HAZARD Improper use or installation of this furnace may result in premature furnace component failure. This gas furnace may be used for heating buildings under construction provided that: --The furnace is permanently installed with all electrical wir...
Page 9 - Location Relative to Cooling Equipment; AIR FOR COMBUSTION AND; Introduction; Ventilated Combustion Air Applications; Outdoor Combustion Air Method
9 FIRE HAZARD Failure to follow this warning could result in personal injury, death and/or property damage.Do not install the furnace on its back or hang furnace with control compartment facing downward. Safety control operation will be adversely affected. Never connect return--air ducts to the back...
Page 10 - Indoor Combustion Air; Standard Method; National Fuel; ACH; Volume; ACH; Combination of Indoor and Outdoor Air
10 in. (25 mm) from the sides and back and 6 in. (150 mm) from thefront. The opening shall directly communicate with the outdoors or shall communicate through a vertical or horizontal duct to theoutdoors or spaces (crawl or attic) that freely communicate with the outdoors. Indoor Combustion Air E NF...
Page 11 - EXAMPLES: Determining Free Area; Outdoors
11 Table 3 – Minimum Free Area Required for Each Combustion Air Opening or Duct to Outdoors FURNACE INPUT (BTUH) TWO HORIZONTAL DUCTS (1 SQ. IN./2,000 BTUH) (1,100 SQ. MM/KW) SINGLE DUCT OR OPENING (1 SQ. IN./3,000 BTUH) (734 SQ. MM/KW) TWO OPENINGS OR VERTICAL DUCTS (1 SQ. IN./4,000 BTUH) (550 SQ. ...
Page 12 - CONDENSATE TRAP; NOTICE; To Relocate the Condensate Trap:
12 CONDENSATE TRAP Condensate Trap -- Upflow Orientation When the furnace is installed in the upflow position, it is notnecessary to relocate the condensate trap or associated tubing. Refer to Fig. 8 for upflow condensate trap information. Refer toCondensate Drain section for information how to inst...
Page 16 - CONDENSATE DRAIN CONNECTION; Upflow/Downflow Orientation
16 CONDENSATE DRAIN CONNECTION FROZEN AND BURST WATER PIPE HAZARD Failure to protect against the risk of freezing may result in property damage.Special precautions MUST be made if installing furnace in an area which may drop below freezing. This can cause improper operation or damage to equipment. I...
Page 17 - TIP FROM CONTRACTORS; Horizontal Orientation; CUT HAZARD
17 the other side of the casing should be facing the front of thefurnace. 11. Slide a spring clamp over the end of the remaining rubber drain elbow. 12. Attach the drain elbow to the angled end of Z-pipe and the drain trap outlet stub. Adjust the length of Z-pipe insertedinto the grommet at the oppo...
Page 19 - INSTALLATION; Upflow Installation; Downflow Installation; Supply Air Connections
19 INSTALLATION This furnace is certified to leak 2% or less of nominal air conditioning CFM delivered when pressurized to 1--in. water column with all present air inlets, including bottom closure in upflow and horizontal applications, air outlets, and plumbing and electrical ports sealed. NOTICE Up...
Page 20 - Horizontal Installation
20 Return Air Connections FIRE HAZARD A failure to follow this warning could cause personal injury, death and/or property damage.Never connect return--air ducts to the back of the furnace. Follow instructions below. ! WARNING The return--air duct must be connected to return--air opening(bottom inlet...
Page 23 - Air Filter Located in Filter Cabinet
23 Table 7 – Air Filter Selection and Duct Sizing -- In. (mm) FURNACE CASING WIDTH FILTER SIZE FILTER TYPE SIDE RETURN BOTTOM RETURN 14 --- 3/16 { (360) 16 x 25 x 3/4 (406 x 635 x 19) 14 x 25 x 3/4 (356 x 635 x 19) Washable* 17 --- 1/2 (445) 16 x 25 x 3/4 (406 x 635 x 19) 16 x 25 x 3/4 (406 x 635 x ...
Page 24 - Media Cabinet Installation Option for
24 14-3/16 and 17-1/2-in. Furnace 16-in. Media Cabinet 21-in. Furnace 4-Ton or less, AC capacity airflow 20-in. Media Cabinet 4-in.Block OffPlate 1/2-in. Screws 20- or 24-in. Medi a Cabinet Bottom Return Plenum 21- or 24-1/2-in. Furnace Up to 5-Ton ACcapacity airflow 45 ° Transition 20- or 24-in. Me...
Page 26 - HORIZONTAL
26 UPFLOW DOWNFLOW HORIZONTAL YES NO NO YES YES YES NO 120 ° MIN YES 120 ° MIN YES 120 ° MIN 90 ° 90 ° PERFORATEDDISCHARGE DUCTFLANGE A10493 Fig. 20 -- Duct Flanges 1 3 / 4 ″ 1 3 / 4 ″ 1 3/ 4 ″ 1 3/ 4 ″ 5/ 16 ″ 5 / 16 ″ 5/ 16 ″ 5/ 16 ″ (44mm) (8mm) (44mm) (8mm) (8mm) (8mm) (44mm) (44mm) A89014 Fig. ...
Page 29 - AIR DUCTS; General Requirements; The Air; Return Duct Sizing
29 AIR DUCTS Many states, provinces and localities are considering or have implemented standards and/or restrictions on duct sizing practices, ductwork leakage, and/or ductwork thermal, airflow and electrical efficiencies. CONSULT LOCAL CODE OFFICIALS for ductwork design and performance requirements...
Page 31 - GAS PIPING; Gas Pipe Grommet
31 GAS PIPING FIRE OR EXPLOSION HAZARD Failure to follow this warning could result in personal injury, death, and/or property damage.Never purge a gas line into a combustion chamber. Never test for gas leaks with an open flame. Use a commercially available soap solution made specifically for the det...
Page 32 - ELECTRICAL CONNECTIONS
32 Table 10 – Maximum Capacity of Pipe NOMINAL IRON PIPE SIZE IN. (MM) LENGTH OF PIPE --- FT. (M) 10 (3.0) 20 (6.0) 30 (9.1) 40 (12.1) 50 (15.2) 1/2 (13) 175 120 97 82 73 3/4 (19) 360 250 200 170 151 1 ( 25) 680 465 375 320 285 1-1/4 (32) 1400 950 770 660 580 1-1/2 (39) 2100 1460 1180 990 900 * Cubi...
Page 33 - FIRE OR ELECTRICAL SHOCK HAZARD; Electrical Box on Furnace Casing Side; Power Cord Installation in Furnace J--Box; Thermostats; Accessories
33 J--Box Installation FIRE OR ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury, death, or property damage.If field--supplied manual disconnect switch is to be mounted on furnace casing side, select a location where a drill or fastener cannot damage electrical o...
Page 34 - COM--24V screw terminal on the control board thermostat strip.; : If the humidifier has its own 24 VAC power supply, an; Alternate Power Supplies; operated on a generator or other alternate power supply, the
34 Connect an accessory 24 VAC, 0.5 amp. maximum humidifier (ifused) to the ¼ --in. male quick--connect HUM terminal and COM--24V screw terminal on the control board thermostat strip. NOTE : If the humidifier has its own 24 VAC power supply, an isolation relay may be required. Connect the 24 VAC coi...
Page 35 - Table 11 – Electrical Data
35 Table 11 – Electrical Data UNIT SIZE VOLTS --- HERTZ --- PHASE OPERATING VOLTAGE RANGE* MAXIMUM UNIT AMPS UNIT AMPACITY# MINIMUM WIRE SIZE AWG MAXIMUM WIRE LENGTH FT (M) } MAXIMUM FUSE OR CKT BKR AMPS { Maximum* Minimum* 040 --- 10 115 --- 60 --- 1 127 104 7.5 10.3 14 36 (10.9) 15 060 --- 14 115 ...
Page 38 - Special Venting Requirements for Installations in; must; The special vent; Consignes spéciales pour l’installation de
38 NOTES FOR THERMOSTAT WIRING DIAGRAMS 1. Heat pump MUST have a high pressure switch for dual fuel applications.2. Refer to outdoor equipment Installation Instructions for additional information and setup procedure.3. If the heat pump date code is 1501E or earlier, select the “ZONE” position on the...
Page 39 - Canada; Venting Systems
39 CARBON MONOXIDE POISONING HAZARD Failure to follow the steps outlined below for each appliance connected to the venting system being placed into operation could result in carbon monoxide poisoning or death.The following steps shall be followed for each appliance connected to the venting system be...
Page 40 - Ventilated Combustion Air Systems; Locating the Vent Termination
40 Table 12 – Vent Termination Kit for Direct Vent (2--pipe) Systems DIRECT VENT (2 --- PIPE) TERMINATION KIT TERMINATION SYSTEM DIAMETER OF COMBUSTION AIR AND VENT PIPES --- IN. (mm) 2 --- in. (51 mm) Concentric Vent Kit Single Penetration of Wall or Roof 1, 1 --- 1/2, 2, or 2 --- 1/2 (24, 36, 51, ...
Page 41 - Ventilated Combustion Air; Size the Vent and Combustion Air Pipes
41 RECOMMENDED SUPPORT FOR VENT TERMINATIONS It is recommended that sidewall vent terminations in excess of 24 inches (0.6 M) or rooftop terminations in excess of 36 inches (1 M) in vertical length be supported by EITHER the Direct Vent Termination Kit shown in Table 12 or by field--supplied bracket...
Page 42 - Optional Combustion Air Inlet Moisture Trap; shorter; Combustion Air and Vent Piping Insulation
42 Optional Combustion Air Inlet Moisture Trap As an option to prevent moisture from trickling into the furnace vestibule, a trap can be installed in the intake air pipe near thefurnace. Connecting a drain line to the trap is optional as trace amounts of moisture will evaporate into the intake air s...
Page 43 - Configure the Furnace; Install the Vent and Combustion Air Pipes
43 NOTE : Pipe length (ft. / M) specified for maximum pipe lengths located in unconditioned spaces cannot exceed total allowable pipelength as calculated from Table 15 or 17. Configure the Furnace CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or deat...
Page 44 - Optional Installation of the Vent Pipe; Installing the Vent Termination; Roof Terminations
44 12. After pipes have been cut and pre--assembled, apply gener- ous layer of cement primer to pipe fitting socket and end of pipe to insertion mark. Quickly apply approved cement toend of pipe and fitting socket (over primer). Apply cementin a light, uniform coat on inside of socket to prevent bui...
Page 45 - Inducer Outlet Restrictor
45 Loosely assemble concentric vent/combustion air terminationcomponents together using instructions in kit.Slide assembled kit with rain shield REMOVED through hole in wall or roof flashing. NOTE : Do not allow insulation or other materials to accumulate inside of pipe assembly when installing it t...
Page 49 - Venting System Length Calculations; The Total Equivalent Vent Length (TEVL) for; Example 1; long radius elbows and a factory accessory concentric vent; Example 2
49 Venting System Length Calculations The Total Equivalent Vent Length (TEVL) for EACH combustion air or vent pipe equals the length of the venting system, plus the equivalent length of elbows used in the venting system from Table 16.Standard vent terminations or factory accessory concentric vent te...
Page 51 - Vent Coupling and Adapter
51 Attach gaskets to vent pipe andcombustion air adapters. Vent Coupling and Adapter A11314 Fig. 37 -- Vent Coupling and Adapter with Gaskets PSC INDUCER ASSEMBLY INDUCER OUTLET VENT ELBOW CLAMPTORQUE 15 LB-IN. VENT PIPE CLAMPTORQUE 15 LB-IN. VENT ELBOW INDUCER OUTLET CHOKE40,000 BTUH MODELS ONLY A1...
Page 53 - Downflow Vertical
53 Attach vent pipe adapter with gasket to furnace casing. Align notches in rubber coupling over standoffs on adapter. Slide clamps over the coupling. Slide vent pipe through adapter and coupling into vent elbow. Insert vent pipe into vent elbow. Torque all clamps 15 lb.-in. Attach combustion air pi...
Page 62 - Polypropylene Venting Systems
62 EXAMPLE FORUPFLOW INSTALLATIONS.MAY BE APPLIED TOOTHER CONFIGURATIONS. A12220 Fig. 51 -- Sample Inlet Air Pipe Connection for Polypropylene Venting Systems Representative drawing only, some models may vary in appearance TO CODE ï APPROVED DRAIN OR CONDENSATE PUMP L1 L12F028 Fig. 52 -- Optional Co...
Page 63 - CHECK; Thermostat Setup Switch; CARBON MONOXIDE POISONING HAZARD; UNIT OPERATION HAZARD; Purge Gas Lines; FIRE OR EXPLOSION HAZARD
63 START--UP, ADJUSTMENT, AND SAFETY CHECK General 1. Furnace must have a 115-v power supply properly connec- ted and grounded. NOTE : Proper polarity must be maintained for 115-v wiring. Control status indicator light flashes rapidly and furnace does notoperate if polarity is incorrect of if the fu...
Page 64 - Adjustments; FIRE HAZARD; FURNACE DAMAGE HAZARD
64 Adjustments FIRE HAZARD Failure to follow this warning could result in personal injury, death and/or property damage.DO NOT bottom out gas valve regulator adjusting screw. This can result in unregulated manifold pressure and result in excess overfire and heat exchanger failures. ! WARNING FURNACE...
Page 65 - Adjust Temperature Rise
65 j. Reinstall manifold pressure tap plug from gas valve. k. Move setup switch SW--1 (LHT) to off position after com- pleting low--heat adjustment. l. Leave manometer or similar device connected and proceed to Step 2. 2. Adjust manifold pressure to obtain high fire input rate. See Fig. 53. a. Jumpe...
Page 66 - ELECTRICAL OPERATION HAZARD; UNIT DAMAGE HAZARD; Adjust Cooling Airflow; FURNACE OVERHEATING HAZARD; Adjust Thermostat Heat Anticipator; Electronic thermostat; Check Safety Controls
66 ELECTRICAL OPERATION HAZARD Failure to follow this warning could result in personal injury or death.Disconnect 115vac electrical power before changing speed tap. ! WARNING For low--heat, the following connections can be made at LO HT on control: a. Orange blower motor lead b. Red blower motor lea...
Page 67 - Checklist; BURNER
67 Checklist 1. Put away tools and instruments. Clean up debris.2. Verify that the jumper is removed from the TEST/TWIN terminal. Verify that there is nothing plugged into the PLTconnector. (Note: If there is a jumper connector pluggedinto PLT, remove it and discard.) See Fig. 35. 3. Verify that Hea...
Page 69 - Table 19 – Blower Off Delay Setup Switch
69 Table 18 – Altitude Derate Multiplier for U.S.A.* ALTITUDE PERCENT OF DERATE DERATE MULTIPLIER FACTOR* FT. M 0–2000 0 --- 610 0 1.00 2001–3000 610 --- 914 4 --- 6 0.95 3001–4000 914 --- 1219 6 --- 8 0.93 4001–5000 1219 --- 1524 8 --- 10 0.91 5001–6000 1524 --- 1829 10 --- 12 0.89 6001–7000 1829 -...
Page 71 - BOLD
71 Table 21 -- Orifice Size and Manifold Pressure (in. w.c.) for Gas Input Rate (Cont.) S A G L A R U T A N F O Y T I V A R G C I F I C E P S S A G . G V A HEAT VALUE 0.58 0.60 0.62 0.64 AT ALTITUDE Orifice Mnfld Press Orifice Mnfld Press Orifice Mnfld Press Orifice Mnfld Press (Btu/cu ft) No. High/...
Page 72 - Troubleshooting
72 SERVICE AND MAINTENANCE PROCEDURES FIRE, INJURY OR DEATH HAZARD Failure to follow this warning could result in personal injury, death and/or property damage.The ability to properly perform maintenance on this equipment requires certain knowledge, mechanical skills, tools, and equipment. If you do...
Page 74 - Cleaning and/or Replacing Air Filter; CARBON MONOXIDE POISONING AND FIRE; ELECTRICAL SHOCK, FIRE OR EXPLOSION; Blower Motor and Wheel Maintenance
74 CUT HAZARD Failure to follow this caution may result in personal injury.Sheet metal parts may have sharp edges or burrs. Use care and wear appropriate protective clothing, safety glasses and gloves when handling parts, and servicing furnaces. CAUTION ! The minimum maintenance on this furnace is a...
Page 75 - Cleaning Burners and Flame Sensor
75 g. Clean wheel per instructions on degreaser cleaner. Do not get degreaser in motor. 8. Reassemble motor and blower wheel by reversing items 7b through 7f. Ensure wheel is positioned for proper rotation. 9. Torque motor mounting bolts to 40 +/-- 10 lb--in. when reas- sembling. 10. Torque blower w...
Page 76 - Servicing Hot Surface Igniter; Cleaning Condensate Drain and Trap
76 7. Install the remaining manifold mounting screws.8. Check the igniter alignment. See Fig. 57, 59 and 63. 9. Attach the wires to the roll-out switches. 10. Align the burner assembly with the openings in the primary cell inlet panel and attach the burner assembly to the cell panel. 11. Connect the...
Page 77 - Checking Heat Pad Operation (If Applicable); Cleaning Heat Exchangers; Primary Heat Exchangers; ELECTRICAL SHOCK AND FIRE HAZARD; Secondary Heat Exchangers
77 2. Install gasket on collector box3. Align the condensate trap with the drain opening on the col- lector box and secure the trap with the screw 4. Attach the relief hose to the relief port on the condensate trap and collector box. 5. Secure tubing to prevent any sags or traps in the tubing.6. Con...
Page 78 - WINTERIZATION; UNIT AND PROPERTY DAMAGE HAZARD; UNIT COMPONENT DAMAGE HAZARD; Burner Flame
78 WINTERIZATION UNIT AND PROPERTY DAMAGE HAZARD Failure to follow this caution may result in unit component or property damage.If the furnace is installed in an unconditioned space where the ambient temperatures may be 32 _ F (0 _ C) or lower, freeze protection measures must be taken to prevent min...
Page 79 - DETAIL
79 SET SCREW MOTOR WHEEL HUB MOTOR SHAFT FLAT SCREW MOTOR ARM GROMMET SCREW LOCATION BLOWER HSG ASSY BRACKET BRACKETENGAGEMENT SEE DETAIL A CAPACITOROR POWER CHOKE(WHEN USED) BRACKET SCREW (GND) BLOWER HSG ASSY MOTOR, BLOWER WHEEL, BLOWER CUTOFF, BLOWER DETAIL A A11584 Fig. 62 -- Blower Assembly 59T...
Page 81 - SEQUENCE OF OPERATION
81 SEQUENCE OF OPERATION NOTE : Furnace control must be grounded for proper operation or control will lockout. Control is grounded through green wireconnected to gas valve and burner bracket screw. Using theschematic diagram in Fig. 65, follow the sequence of operationthrough the different modes. Re...
Page 87 - PARTS REPLACEMENT INFORMATION GUIDE; Consumer Relations Department
87 PARTS REPLACEMENT INFORMATION GUIDE Casing Group Blower doorBottom plateControl doorDoor knob assemblyTop filler plate Electrical Group 3--Amp fuseCircuit boardControl boxDoor switchJunction boxLimit switch(es)Transformer Blower Group Blower housingBlower motorBlower wheelCapacitor (when used)Cap...
Carrier 58CTA09010016
User Manual