Carrier 140/E Series, Installation, Start--Up, Operating, And Service And Maintenance

Page 1: ...rements 31 Sidewall Venting 31 START UP ADJUSTMENT AND SAFETY CHECK 36 General 36 Start up Procedures 36 Adjustments 36 Check Safety Controls 39 Checklist 39 SERVICE AND MAINTENANCE PROCEDURES 45 Introduction 45 Electrical Controls and Wiring 45 Care and Maintenance 46 Cleaning and or Replacing Filter 46 Sequence of Operation 50 Blower Motor and Wheel 46 Cleaning Heat Exchanger 47 Sequence of Oper...

Page 2: ...ty damage NOTE is used to highlight suggestions which will result in enhanced installation reliability or operation 1 Use only with type of gas approved for this furnace Refer to the furnace rating plate 2 Install this furnace only in a location and position as spe cified in the Location section of these instructions 3 Provide adequate combustion and ventilation air to the furnace space as specifi...

Page 3: ...E IN MM 14 3 16 360 12 9 16 319 9 5 16 237 12 11 16 322 4 102 107 47 16 406 14 3 16 360 12 9 16 319 9 5 16 237 12 11 16 322 4 102 107 49 16 406 14 3 16 360 12 9 16 319 9 5 16 237 12 11 16 322 4 102 111 50 16 406 14 3 16 360 12 9 16 319 9 5 16 237 12 11 16 322 4 102 115 52 16 406 17 1 2 445 15 7 8 403 11 9 16 294 16 406 4 102 126 57 16 406 17 1 2 445 15 7 8 403 11 9 16 294 16 406 4 102 127 58 16 40...

Page 4: ...rovided with this appliance OPERATION This furnace is equipped with manual reset limit switch es in burner compartment to protect against overheat conditions that can result from inadequate combustion air supply or blocked vent conditions 1 Do not bypass limit switches 2 If a limit opens call a quallified serviceman to correct the condition and reset limit switch MINIMUMiNCHES CLEARANCETO COMBUSTI...

Page 5: ...oper installation or service of furnace may cause premature furnace component failure Electrostatic discharge can affect electronic components Follow the Electrostatic Discharge Precautions Procedure listed below during furnace installation and servicing to protect the furnace electronic control Precautions will prevent electrostatic discharges from personnel and hand tools which are held during t...

Page 6: ... components are protected from water not be installed directly on any combustible material other than wood flooring for upflow applications Downflow installations require use of a factory ap proved floor base or coil assembly when installed on combustible materials or wood flooring refer to SAFETY CONSIDERATIONS be located as close to the chimney or vent and attached to an air distribution system ...

Page 7: ...provided sealed to the furnace casing and terminated outside the space containing the furnace This prevents a negative pressure condition as created by the circulating air blower causing a flame rollout and or drawing combustion products into the structure The furnace is controlled by a thermostat It may not be hot wired to provide heat continuously to the structure without thermostatic control Cl...

Page 8: ...Vertical Ducts or Openings 66 000 40 000 106 000 divided by 3 000 35 3 Sq In for a Single Duct or Opening 88 000 30 000 118 000 divided by 2 000 59 0 Sq In for each of two Horizontal Ducts Table 3 Minimum Space Volumes for 100 Combustion Ventilation and Dilution from Indoors OTHER THAN FAN ASSISTED TOTAL FAN ASSISTED TOTAL 1 000 S BTUH GAS INPUT RATE 1 000 S BTUH GAS INPUT RATE 30 40 50 44 66 88 1...

Page 9: ...USTION AIR STANDARD or KNOWN AIR INFILTRATION METHOD Outdoor Combustion Air Method 1 Provide the space with sufficient air for proper combus tion ventilation and dilution of flue gases using perman ent horizontal or vertical duct s or opening s directly communicating with the outdoors or spaces that freely communicate with the outdoors 2 Fig 7 illustrates how to provide TWO OUTDOOR OPENINGS one in...

Page 10: ...tuh 2 000 mm2 kW of the total input rating of all gas appliances in the space but not less than 100 in 2 0 06 m2 One opening shall commence within 12 in 300 ram of the ceiling and the second opening shall commence within 12 in 300 ram of the floor The nfininmm dimension of air openings shall be at least 3 in 80 ram See Fig 8 10 INTERIOR HEATED SPACE 1 1 I I CIRCULATING AIR DUCTS I I II I I VENT TH...

Page 11: ...o remove bottom closure panel see Item 1 in Bottom Return Air Inlet section To install leveling legs 1 Position furnace on its back Locate and drill a hole in each bottom corner of furnace See Fig 10 2 For each leg install nut on bolt and then install bolt and nut in hole Install flat washer if desired 8ram 1 44ram 8mm 5 16 44mm 1 3 4 44mm I 3 4 _ l 1 3 4 44mm 8mm A89014 Fig 10 Leveling Legs 3 Ins...

Page 12: ...or and Plenum Opening Dimensions A96283 A96285 Fig 12 Furnace Plenum and Subbase Installed on a Combustible Floor FURNACE APPROVED COIL ASSEMBLY OR COIL BOX COMBUSTIBLE _ FLOORING SHEET METAL _ PLENUM FLOOR OPENING _ Fig 13 Furnace Plenum and Coil Assembly or Coil Box Installed on a Combustible Floor A08556 12 ...

Page 13: ...iury 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 of the furnace The furnace can be installed horizontally in an attic or crawl space on either the left hand LH or right hand RH side The furnace can be hung from floor joists ...

Page 14: ... recommended Maintain a 1 in 25 ram clearance from combustible materials to supply air ductwork for a distance of 36 in 914 ram horizontally from the furnace See NFPA 90B or local code for further requirements Ductwork Acoustical Treatment NOTE Metal duct systems that do not have a 90 degree elbow and 10 ft 3 M of main duct to the first branch take off may require internal acoustical lining As an ...

Page 15: ...OD 4 REQ ASSEMBLY c 8 203mm MtN FOR DOOR REMOVAL SECURE ANGLE IRON TO BOTTOM OF FURNACE WITH 3 8 x3 4 19mm SCREWS TYPICAL FOR 2 SUPPORTS 1 25ram SQUARE 1 1 4 x1 1 4 x1 8 32x32x3mm ANGLE IRON OR UNI STRUT MAY BE USED 2 HEX NUTS 2 WASHERS 2 LOCK WASHERS REQ PER ROD Fig 15 Horizontal Unit Suspension A10130 15 ...

Page 16: ...CREWS 2 SCREWS IN SIDE AND 2 SCREWS IN BOTTOM Fig 16 Horizontal Suspension with Straps A10131 LINE CONTACT ONLY PERMISSIBLE BETWEEN LINES FORMED BY INTERSECTIONS OF THE TOP AND TWO SIDES OF THE FURNACE JACKET AND BUILDING JOISTS STUDS OR FRAMING EQUIPMENT MANUAL SHUT OFF GAS VALVE SEDIMENT UNION TRAP ENTRY VENT Fig 17 Typical Attic Installation 17 3 4 451 mm OVERALL 4 3 4 121mm UNDER DOOR 1 25mm U...

Page 17: ... plumber or gas fitter 2 When flexible connectors are used the maximum length shall not exceed 36 in 915 mm 3 When lever handle type manual equipment shutoff valves are used they shall be T handle valves 4 The use of copper tubing for gas piping is NOT approved by the state of Massachusetts Refer to Table 6 for recommended gas pipe sizing Risers must be used to connect to furnace and to meter Supp...

Page 18: ...ed Low 1505 1505 1480 1440 1375 1300 1190 1045 890 740 Low 1225 1225 1220 1195 1155 1085 985 870 735 620 High 2405 2310 2220 2130 2025 1920 1790 1660 1530 1350 Med High 2225 2155 2080 1995 1895 1785 1675 1565 1420 1260 Med Low 2020 1955 1880 1805 1730 1630 1535 1420 1275 1135 Low 1810 1765 1715 1645 1565 1480 1390 1280 1145 1005 High 2530 2450 2365 2270 2165 2065 1940 1805 1670 1505 Med High 2285 ...

Page 19: ...ow Low High Med High High Med High 2115 2105 2075 2030 1980 1910 1830 1725 1590 1425 8 1800 1790 1770 1735 1695 1640 1570 1465 1345 1225 1570 1565 1550 1525 1495 1445 1370 1270 1175 1070 2375 2285 2200 2105 1995 1870 1730 1570 2155 2135 2095 2040 1975 1895 1790 1685 1550 1400 2260 2180 2085 1975 1865 1740 1605 1455 2140 2095 2040 1975 1890 1810 1705 1595 1480 1325 A filter is required for each ret...

Page 20: ...LS ALL OTHER MODELS YES YES YES YES P TO Fig 18 Upflow Return Air Configurations and Restrictions A02075 1_ RETURN AIR RETURN AIR DOWNFLOWRETURNAIRCONFIGURATIONSAND RESTRICTIONS AiR FLOW MODELS RETURN AIR RETURN AIR RETURN AiR RETURN AIR CONNECTION 1 CONNECTION 2 CONNECTION 3 COMBiNATiONS ONLY ONLY ONLY OF 1 2 AND 3 066 060 22 AND YES NO NO NO 20 MODELS ALL OTHER MODELS YES NO NO NO Fig 19 Downflo...

Page 21: ...ONTAL RETURN AIR CONFIGURATIONS AND RESTRICTIONS AIR FLOW MODELS RETURN AIR RETURN AIR RETURN AIR RETURN AIR CONNECTION 1 CONNECTION 2 CONNECTION 3 COMBINATIONS ONLY ONLY ONLY OF 1 2 AND 3 066 060 22 AND YES NO NO NO 20 MODELS ALL OTHER MODELS YES YES YES YES Fig 20 Horizontal Return Air Configurations and Restrictions A02162 B TOP VIEW OF BURNER AND MANIFOLD ASSEMBLY 90 Elbow _ Gas Supply 2 51 mm...

Page 22: ...UST have an uninterrupted or unbroken ground according to NEC ANSI NFPA 70 2008 and Canadian Electrical Code CSA C22 1 or local codes to nfininfize personal iniury if an electrical fault should occur This may consist of electrical wire conduit approved for electrical ground or a listed grounded power cord where pernfitted by local code when installed in accordance with existing electrical codes Re...

Page 23: ...furnace will not interfere with installed electrical box 2 Remove the desired electrical box hole knockout and posi tion the hole in the electrical box over the hole in the fur nace casing 3 Fasten the electrical box to casing by driving two field supplied screws from inside electrical box into casing steel 4 Remove and save two screws holding J Box 5 Pull furnace power wires out of l 2 in 13 mm d...

Page 24: ...nergized during blower motor operation See Fig 24 2 Humidifier HUM Connect an accessory 24 VAC 0 5 amp maximum hu midifier if used to the l 4 in male quick connect HUM terminal and COM 24V screw terminal on the control board thermostat strip The HUM terminal is energized when gas valve relay GVR is energized See Fig 240 NOTE A field supplied l15 v controlled relay connected to EAC terminals may be...

Page 25: ... Fig 25 Heating and Cooling Application Wiring Diagram with 1 Stage Thermostat SINGLE STAGE SINGLE SPEED THERMIDISTAT SINGLE STAGE FURNACE FURNACE AIR CONDITIONER TWO SPEED AIR CONDITIONER N A N A HEAT STAGE 1 COOL STAGE 1 FAN 24 VAC HOT _ DEHUMIDIFY 24 VAC COMM HUMIDIFY _ N A O TDOOR SENSOR _ CONNECTION _S_ HUM W 0M D F ER G _ _ See notes 2 5 7 snd 10 o_ the page following these figures N A HEAT ...

Page 26: ... Fig 30 Dual Fuel Thermostat with Single Stage Furnace and Single Speed Heat Pump THERMIDISTAT SINGLE STAGE TWO SPEED FURNACE HEAT PUMP RVS COOLING HEAT COOL STAGE 1 COMPRESSOR LO HEAT STAGE 3 _ FURNACE HEA I cCoOMO L ESsTAoG EHI_ FAN _ 24 VAC HOT _ DEHUMIDIFY _ 24 VAC COMM _ NOTE 12 HUM IW31 HUMIDIFY _ _ HUMIDIFIER _ _ 24 MAC _ N A I_ _ OUTDOOR _ _ T sOOR I SENSOR I CONNEOT ONL i See notes 1 2 3 ...

Page 27: ...ations 6 Dip switch No 2 on Thermidistat should be set in OFF position for single speed compressor operation This is factory default 7 Dip switch No 2 on Thermidistat should be set in ON position for two speed compressor operation 8 Configuration Option No 10 Dual Fuel Selection must be turned ON in all dual fuel applications 9 NO connection should be made to the furnace HUM terminal when using a ...

Page 28: ... including local building codes the National Fuel Gas Code ANSI Z223 1 2009 NFPA 54 2009 NFGC Parts 12 and 13 in the United States the local building codes and furnace and vent manufacturers instructions These furnaces are design certified as Category I furnaces in accordance with ANSI Z21 47 2006 CSA 2 3 2006 and operate with a non positive vent static pressure to nfininfize the potential for ven...

Page 29: ...ll Vent Connectors NFPA AGA Table 8 Combined Appliance Maximum Input Rating in Thousands of BTUH per Hour INTERNAL AREA OF CHIMNEY VENT HEIGHT FT M 6 1 8 8 2 4 10 3 0 15 4 5 20 6 0 30 9 1 12 7741 74 8O 84 NR NR NR SO IN SO MM 19 28 12258 18064 119 178 130 193 138 207 152 233 NR 250 NR NR 38 24516 257 279 299 334 388 404 Table 9 Minimum Allowable Input Rating of Space Heating Appliance in Thousands...

Page 30: ...r liner _ Remove mortar 1 and tile debris l Clay tile misalignment missing sections gaps No at bottom No Chimney exposed to outdoors below roof line No Chimney is acceptable for use Yes I_ Suitable _ _ J L _ _ Line chimney with property Suitable _ _perly _ lSuitabl e sized listed flexible metal _ _ _t_u H_ U jyes I liner or Type B vent per _ype _ venr tj _ NFGC Vent Sizing Tables and liner or InS ...

Page 31: ...ctory supplied vent elbow does NOT count as part of the number of vent connector elbows The vent connector can exit the furnace through one of 5 locations on the casing 1 Attach the single wall vent connector to the furnace vent elbow and fasten the vent connector to the vent elbow with at least two field supplied corrosion resistant sheet metal screws located 180 apart NOTE An accessory flue exte...

Page 32: ... A03208 Fig 34 Upflow Application Vent Elbow Up A03210 Fig 36 Downflow Application Vent Elbow Up then Left f_ SEE NOTES 1 2 3 4 7 8 9 on the pages following these figures Fig 35 Upflow Application Vent Elbow Right A03209 SEE NOTES 1 2 4 5 7 8 9 on the page following these figures Fig 37 Downflow Application Vent Elbow Up A03211 32 ...

Page 33: ...ow Application Vent Elbow Left then Up A03213 Fig 40 Horizontal Left Application Vent Elbow Left SEE NOTES 1 2 3 4 5 7 8 9 on the page following these figures SEE NOTES 1 2 4 5 7 8 9 on the page following these figures A03212 Fig 39 Downflow Application Vent Elbow Up then Right A03214 Fig 41 Horizontal Left Application Vent Elbow Right then Up 33 ...

Page 34: ...NOTES 1 2 4 5 7 8 9 on the page following these figures A03215 Fig 43 Horizontal Left Application Vent Elbow Up A03219 Fig 44 Horizontal Right Application Vent Elbow Left then Up SEE NOTES 1 2 4 5 7 8 9 on the page following these figures A03216 Fig 45 Horizontal Left Application Vent Elbow Right j _ __xo SEE NOTES 1 2 4 5 7 8 9 Fig 46 Horizontal Right Application Vent Elbow Left A02068 34 ...

Page 35: ... approximately 180 apart 9 Secure all other single wall vent connector joints with 3 corrosion resistant screws spaced approximately 120 apart Secure Type B vent connectors per vent connector manufacturer s recommendations 10 The total height of the vent and connector shall be at least 7 ft 2 M for the 154 000 Btuh gas input rate model when installed in a downflow application with furnace elbow tu...

Page 36: ...p f of component test sequence c Hot surface igniter is energized for 15 sec then off d Blower motor operates on HEAT speed for 10 sec e Blower motor operates on COOL speed for 10 sec f Inducer motor stops g Reconnect R lead to furnace control board release blower door switch and re install blower door 4 Operate furnace per instruction on door 5 Verify furnace shut down by lowering thermostat sett...

Page 37: ...t rate of clockwise in to increase input rate EXAMPLE 1 0 2000 ft 0 610 M altitude For 22 000 Btuh per burner application use Table 13 Heating value 1000 Btuh cu t t Specific gravity 0 62 Therefore Orifice No 43 Manifold pressure 3 7 In W C Furnace is shipped with No 43 orifices In this example all main burner orifices are the correct size and do not need to be changed to obtain proper input rate ...

Page 38: ...practice is particularly im portant with straight run ducts b When thermometer readings stabilize subtract return air temperature from supply air temperature to determine air temperature rise NOTE Blower access door must be installed for proper temperature rise measurement NOTE If the temperature rise is outside this range first check 1 Gas input for heating operation 2 Derate for altitude if appl...

Page 39: ... d After normal start up allow furnace to operate for 2 minutes then block vent elbow in furnace 80 percent of vent area with a piece of flat sheet metal e Furnace should cycle offwithin 2 minutes If gas does not shut off within 2 minutes determine reason draft safe guard switch did not function properly and correct condi tion f Remove blockage from furnace vent elbow 39 g Switch will auto reset w...

Page 40: ...1 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 95 237 29 124 248 621 78 46 92 231 30 120 240 600 80 45 90 225 31 116 232 581 82 44 88 220 32 113 225 563 84 43 86 214 33 109 218 545 86 42 84 209 34 106 212 529 88 41 82 205 35 103 206 514 90 40 80 200 36 100 200 500 92 39 78 196 37...

Page 41: ...0 43 2 9 43 3 0 43 3 1 43 3 2 975 43 2 8 43 2 9 43 3 0 43 3 1 1000 43 2 6 43 2 7 43 2 8 43 2 9 775 42 3 2 42 3 3 42 3 4 42 3 5 3001 800 43 3 6 43 3 8 42 3 2 42 3 3 915 825 43 3 4 43 3 5 43 3 7 43 3 8 850 43 3 2 43 3 3 43 3 4 43 3 6 to 875 43 3 0 43 3 1 43 3 3 43 3 4 4000 900 43 2 9 43 3 0 43 3 1 43 3 2 1219 925 43 2 7 43 2 8 43 2 9 43 3 0 950 43 2 6 43 2 7 43 2 8 43 2 8 750 43 3 6 43 3 8 42 3 2 42...

Page 42: ... 43 3 2 _ 2134 700 43 2 7 43 2 8 43 2 9 43 3 0 725 43 2 5 43 2 6 43 2 7 43 2 8 _ to 750 43 2 4 43 2 4 43 2 5 43 2 6 8000 775 43 2 2 43 2 3 43 2 4 43 2 4 2438 800 43 2 1 43 2 1 43 2 2 43 2 3 825 48 3 7 43 2 0 43 2 1 43 2 2 625 43 2 9 43 3 0 43 3 1 43 3 2 8001 650 43 2 7 43 2 8 43 2 9 43 3 0 _ 2439 675 43 2 5 43 2 6 43 2 7 43 2 8 n 700 43 2 3 43 2 4 43 2 5 43 2 6 _ to 725 43 2 2 43 2 2 43 2 3 43 2 4...

Page 43: ...6 43 775 43 3 5 43 3 7 43 3 8 42 3001 800 43 3 3 43 3 4 43 3 5 43 915 825 43 3 1 43 3 2 43 3 3 43 850 43 2 9 43 3 0 43 3 1 43 to 875 43 2 8 43 2 9 43 3 0 43 4000 900 43 2 6 43 2 7 43 2 8 43 1219 925 43 2 5 43 2 6 43 2 7 43 950 43 2 4 43 2 4 43 2 5 43 750 43 3 3 43 3 4 43 3 5 43 4001 775 43 3 1 43 3 2 43 3 3 43 1220 800 43 2 9 43 3 0 43 3 1 43 825 43 2 7 43 2 8 43 2 9 43 to 850 43 2 6 43 2 7 43 2 8...

Page 44: ...icted vent 13 LIMIT CIRCUIT LOCKOUT LockoLri occurs if the iimit draft safeguard flame rottout or If it opens during biower on detay period biower wiiI come on for the seIected biower blocked vent switch if used is open ionger than 3 minutes off delay Controi wiit auto reset after three hours Refer to 33 33 LIMIT CIRCUIT FAULT Indicates a timit draft safeguard flame roiiout or biocked vent 14 IGNI...

Page 45: ...rity for 115 v wiring must be properly maintained Refer to Fig 25 for field wiring information and to Fig 51 for furnace wiring information NOTE If the polarity is not correct the STATUS LED on the control will flash rapidly and prevent the furnace from heating The control system also requires an earth ground for proper operation of the control and flame sensing electrode The 24 v circuit contains...

Page 46: ...dures of maintenance and the availability of a maintenance contract 1 Turn off electrical supply to furnace before removing filter access door 2 Remove filter cabinet door 3 Slide filter out of cabinet ELECTRICAL SHOCK AND FIRE HAZARD 4 If equipped with permanent washable 3 4 in 19 ram Failure to follow this warning could result in personal filter clean filter by spraying cold tap water through fi...

Page 47: ...am and connect thermostat leads if previously disconnected 16 To check blower for proper rotation a Turn on electrical supply b Manually close blower access door switch UNIT DAMAGE HAZARD Failure to follow this caution may result in shortened heat exchanger life Heating fan speed s MUST be adjusted to provide proper air temperature rise as specified on the rating plate Recommended operation is at ...

Page 48: ...E The materials needed in item 9 can usually be purchased at local hardware stores 1 Attach variable speed reversible drill to the end of spring cable end opposite brush 2 Insert brush end of cable into the outlet opening of cell and slowly rotate with drill DO NOT force cable Gradually insert cable into upper pass of cell See Fig 53 3 Work cable in and out of cell 3 or 4 times to obtain sufficien...

Page 49: ...closes a 2 second flame proving period begins The HSI igniter will remain ener gized until the flame is sensed or until the 2 second flame proving period begins d Flame Proving When the burner flame is proved at the flame proving sensor electrode FSE the furnace control CPU begins the blower ON delay period and continues to hold the gas valve GV open If the burner flame is not proved within two se...

Page 50: ...r BLWM will oper ate an additional 90 seconds on COOL speed before re verting back to continuous blower speed When the R to G circuit is opened the blower motor BLWM will continue operating for an additional 5 seconds if no other function requires blower motor BLWM operation Continuous Blower Speed Selection from Thermostat To select different continuous blower speeds from the room thermostat mome...

Page 51: ... EARTH GROUND J1 BLOWER OFF DELAY JUMPER SELECTOR _ EQUIPMENT GROUND JB JUNCTION BOX LED LIGHT EMITTING DIODE FOR STATUS CODES AMBER FIELD SPLICE o oOW iS P R_S UR EI qTCIS P STi O PLUG RECEPTACLE OO0 O0 FIE ISC NE SWI fl _ GF 4 L2 NEUTRAL 7 EOUIPMENTGROUND AN 3AS LK FAN LO _ CAP F I1_ I _ MEOH_Z L IYr I I Z I I I r q SPARE 1 _ J _START I I _1 L2n L1 NOTE 15 EAC 1 BHT CLR COM IDR HSI TO 115VAC FIE...

Page 52: ... flash the status code of the previous fault or status code 11 1 short and 1 long flash if there was no previous fault After the control repeats the code 4 times the control will go through a brief component test sequence The inducer will start and run for the entire component test The HSl blower motor FAN speed AMBER LED boards only HEAT speed and COOL speed will run for 10 15 seconds each Gas va...

Page 53: ...rollout switch open Restricted vent Proper vent sizing Excessive wind 34 IGNITION PROVING FAILURE If flame is not sensed during the trial for ignition period the control will repeat the ignition sequence 3 more times before lockout 14 occurs If flame signal is lost during the blower on delay period blower will come on for the selected blower off delay Check the following items first before proceed...

Page 54: ...LCAB media cabinet Filter Cartridge replacements for FILCAB media cabinet Filter Cartridge replacements for FILCAB media cabinet 16 406 mm Replacement Expandable Filter assembly 20 508 mm Replacement Expandable Filter assembly 24 610 mm Replacement Expandable Filter assembly 16 406 mm Replacement filter for EXPUNV assembly 20 508 mm Replacement filter for EXPUNV assembly 24 610 mm Replacement filt...

Page 55: ...h TO OBTAIN INFORMATION ON PARTS Consult your installing dealer or classified section of your local telephone directory under Heating Equipment or Air Conditioning Contractors and Systems headings for dealer listing by brand name or contact CARRIER CORPORATION Consumer Relations Department P O Box 4808 Syracuse New York 13221 4952 1 800 CARRIER Have available the model number series number and ser...

Page 56: ...0 W Morris St Indianapolis IN 46231 Printed in U S A Edition Date 06 10 Manufacturer reserves the right to change at any time specification8 and design8 without notice and without obligations 56 Catalo_ No 58DL 10SI Replaces 58DL 9SI ...