58CVA/CVX Variable—Speed, Induced—Combustion Deluxe 4—Way Multipoise Gas Furnace Series 160 Carrie r | turn to the IZA Installation, Start—up, Operating and Service and Maintenance Instructions SAFETY CONSIDERATIONS INTRODUCTION CODES AND . 2.0.0.0... 0.00000 00 ee ee 2 2.00... 0.0 eee STANDARDS ......0.0..0. 000.00 Safety... eee General Installation eee 2.2... 0.0.0... eee ACCESSORIES 2.0. een ees 4 VENTING eee 4 START-UP, ADJUSTMENT, AND tenes General eens 22 SAFETY CHECK ....
SAFETY CONSIDERATIONS AUN LO: FIRE, EXPLOSION, ELECTRICAL SHOCK, CARBON MONOXIDE POISONING HAZARD 1. Use only with type of gas approved for this furnace. Refer to the furnace rating plate. AND bo CA to identify hazards which may result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation.
INSTALLATION MINIMUM INCHES CLEARANCE TO COMBUSTIBLE CONSTRUCTION Improper adjustment, alteration, service, maintenance, or installation can cause serious injury or death. and HORIZONTAL installations. Clearance arrows do not change with furnace orientation. the manufacturer, shall be used to convert to propane gas use or may be required for some natural gas applications. This furnace is for indoor installation in a building constructed on site.
INTRODUCTION only The Series 160 4-way multipoise Category I fan-assisted furnace is CSA (formerly A.G.A. and C.G.A.) design-certified. A Category I fan-assisted furnace is an appliance equipped with an integral mechanical means to either draw or force products of combustion through the combustion chamber and/or heat exchanger. The furnace is factory-shipped for use with natural gas. This furnace is not approved for installation in mobile MAX80°F / 27 C contact the American Gas Association, 400 N.
ey Bt [138.5} 19 216 ae | N L Ro q 4 gle 222} ACCESSORY(2 mer oe sp) aa h40.3} AR FLOW i O78 213.51 mm 9718 oF p2ay ln, comm = | TOP OF CASING ‘ — 4! a = THERMOSTAT WARE 33/4 an ENTRY ee 6 Cel Can 7; BOK LOCATION ee TOP GF CASING Gamal Coen ee ee a toed Goel Romeo Rmeel Le a Aen Bae Ramnel Camel (eb ee oe fol LO a a ois k ‘GAS ENTRY = | o NY ova 2738 proagi A pm 57/8 faast = BINS AR FLOW Ecsvie hey” 58CV ee —J isis | | _ BN LC ACCESSORY.
AIRFLOW a THE BLOWER IS LOCATED TO THE RIGHT OF THE BURNER SECTION, AND AIR CONDITIONED AIR IS DISCHARGED TO THE LEFT. a THE BLOWER IS LOCATED BELOW THE BURNER SECTION, AND CONDITIONED AIR IS DISCHARGED UPWARD. ~~ UPFLOW gg HORIZONTAL LEFT c> HORIZONTAL RIGHT AIRFLOW AIRFLOW 58CV DOWNFLOW THE BLOWER IS LOCATED ABOVE THE BURNER SECTION, AND CONDITIONED AIR IS DISCHARGED DOWNWARD THE BLOWER IS LOCATED TO THE LEFT OF THE BURNER SECTION, AND CONDITIONED AIR IS DISCHARGED TO THE RIGHT.
4 CAUTION 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: Ag3044 Fig. 5 - Installation in a Garage 4 -The furnace is controlled by a thermostat. It may not be “hot wired” to provide heat continuously to the structure without thermostatic control. WARNING -Clean outside air is provided for combustion.
Table 2 - Minimum Free Area Required for Each Combustion Air opening of Duct to Outdoors TWO FURNACE | HORIZONTAL DUCTS SINGLE DUCT OR OPENING TWO OPENINGS OR VERTICAL DUCTS (1 SG. IN/2,000 BTUR) (1,100 SG. MM/KW) | (1 SQ. IN./3,000 BTUR) (734 SG. MM/KW) (1 $0. IN/4,000 BTUH) (550 SG. MIM/KW) INPUT Free Area of Opening Round Duct Free Area of Opening Round Duct Free Area of Opening Round Duct (BTUH) and Duct Sq. In. (Sq. mm) Dia. In. (mm) and Duct Sq. In. (Sq. mm) Dia. In.
CIRCULATING AIR DUCTS BTUH T ! ! I (305mm) 12” MAX 1 SQIN. PER 2000 BTUH* B) 12” Sey 4&5 <3 _|_MAX ES 4 Fa Sa 305mm, 1SQIN oa PER G x 4000 | BTUH* n oe DUCTS INTERIOR HEATED SPACE 8 TO OS OUTDOORS 5 5 1SQIN PER 1SQIN. PER 2000 i a El] BTUH* VI (305mm) 12” MAX c OT | CIRCULATING AIR DUCTS 4000 BTUH* Gee { 12" MAX 1 Outdoors Spaces having at least 50 cubic feet per 1,000 Btuh may use the INDOOR COMBUSTION AIR, STANDARD or KNOWN AIR INFILTRATION METHOD.
Infiltration rates greater than 0.60 ACH shall not be used. The minimum required volume of the space varies with the number of ACH and shall be determined per Table 3 or Equations 1 and 2. Determine the minimum required volume for each appliance in the space and add the volumes together to get the total minimum required volume for the space. plates and floors, between wall-ceiling joints, between wail panels, at penetrations for plumbing, electrical and gas lines, etc.
NOTE: It is recommended that the perforated supply-air duct flanges be completely folded over or removed from furnace when installing the furnace on a factory-supplied cased coil or coil box. To remove the supply-air duct flange, use wide duct pliers or hand seamers to bend flange back and forth until it breaks off. Be careful of sharp edges. (See Fig. 14.) Sie" (8mm) Bottom Return Air Inlet These furnaces are shipped with bottom closure panel installed in bottom return-air opening.
eee FURNACE (OR COIL CASING WHEN USED) wt A Li COMBUSTIBLE FLOORING PLENUM OPENING B D MN FLOOR OPENING DOWNELOW 4 SHEET METAL PLENUM FLOOR OPENING » SUBBASE 58CV “ Provide a minimum 17-3/4-in. X 22-in. (451 X 559 mm) piece of sheet metal for flame roll-out protection in front of burner area for furnaces closer than 12-in. (305 mm) above the combustible deck or suspended furnaces closer than 12-in. (305 mm) to joists. The sheet metal MUST extend underneath the furnace casing by 1-in.
Table 4 —- Opening Dimensions - In.
Supply Air Connections For a furnace not equipped with a cooling coil, the outlet duct shall be provided with a removable access panel. This opening shall be accessible when the furnace is installed and shall be of such a size that the heat exchanger can be viewed for possible openings using light assistance or a probe can be inserted for sampling the air stream. The cover attachment shall prevent leaks. Upflow and Horizontal Furnaces 58CV Connect supply-air duct to flanges on furnace supply-air outlet.
ROD Wy} ----- Ya" (6mm) THREADED 4 REQ. ZZ OUTER DOOR ASSEMBLY aor xr Zee Para a Ze ar a Lae ae aa 2e7 1S) SECURE ANGLE z ZA ve] iw IRON TO BOTTOM OF FURNACE WITH 3 #8 x9/s" (19mm) SCREWS TYPICAL FOR 2 SUPPORTS 8" (203mm) MIN FOR DOOR | REMOVAL 1” (25mm) SQUARE, 1-1/4"x1-1/4"x1/8” (82x32x3mm) ANGLE IRON OR UNI-STRUT MAY BE USED (2) HEX NUTS, (2) WASHERS & (2) LOCK WASHERS REQ. PER ROD A10130 Fig. 15 - Horizontal Unit Suspension \\ 22 GAUGE GALVANIZED STRAPS TYPICAL FOR 4 STRAPS \
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. 17 3/4” (451mm)OVERALL 4 3/4” (121mm) UNDER DOOR 1” (25mm) UNDER FURNACE EXTEND OUT 12” (305mm) FROM FACE OF DOOR 58CV 30-IN. (762mm) MIN WORK AREA EQUIPMENT MANUAL SHUT-OFF GAS VALVE * WHEN USED WITH SINGLE WALL VENT CONNECTIONS NS SEDIMENT TRAP UNION A10164 Fig.
RETURN AIR SIDE RETURN NOT PERMITTED FOR ANY MODEL, SIDE RETURN NOT PERMITTED FOR ANY MODEL DOWNFL_OW RETURNAIR CONFIGURATIONSANDRESTRICTIONS — AIR FLOW MODELS a = TS = TS _ _ 066.060, -22 AND -20 MODELS \/ RETURN AIR RETURN AIR RETURN AIR COMBINATIONS OF 1, 2, AND 3 NO YES NO NO NO CONNECTION’ CONNECTION2 CONNECTIONS ONLY ONLY ONLY YES NO NO ALL OTHER MODELS RETURN AIR 58CV q— V\ SUPPLY AIR A02163 Fig.
Table 5 - Air Delivery - CFM CFM Unit Size Operating Mode Airflow Setting tt tt tt 58CV tt tt tt tt tt tT tT tt tT tT tt (With Filter)* External . Static External Static Pressure (ESP) (IN. W.C.) Pressure Range* (In. W.C.) o1 | 02 | 03 | 04 | 05 | 06 1 Low Heat High Heat 1—1/2—Ton Cooling 2—Ton A/C Cooling 2—1/2—Ton A/C Cooling 3—Ton A/C Cooling 3—1/2—Ton A/C Cooling Maximum 735 (615)t 1180 (1060)t 525 700 875 1050 1225 1400 0—0.50 0-1.0 0—0.50¢ 0—0.50¢ 0-1.0+ 0-1.0+ 0-1.0 0-1.
Return Air Connections AUN LO: NOTE: bo A failure to follow this warning could cause personal injury, death and/or property damage. Never connect return-air ducts to the back Follow instructions below. In the state of Massachusetts: 1. Gas supply connections MUST censed plumber or gas fitter. FIRE HAZARD of the furnace. be performed by . When flexible connectors are used, the maximum shall not exceed 36 in. (915 mm). a lilength 3.
Install a sediment trap in riser leading to furnace as shown in Fig. 22. Connect a capped nipple into lower end of tee. Capped nipple should extend below level of furnace gas controls. Place a ground joint union between furnace gas control vaive and exterior manual equipment gas shutoff valve. A 1/8-in. (3 mm) NPT plugged tapping, accessible for test gauge connection, MUST be installed immediately upstream of gas supply connection to furnace and downstream of manual equipment shutoff valve.
Table 7 — Electrical Data FURNACE SIZE eRe PHASE 070—12/036070 090—16/048090 110—20/060110 135 —22/066135 155—22/066155 VOL NOt RANGE Max Min: 115-60-1 115-60-1 115-60-1 115-60-1 115-60-1 127 127 127 127 127 MAX. UNIT AMPS AMPACITY # 9.0 9.6 15.4 14.9 15.0 11.99 12.56 19.33 19.13 19.23 104 104 104 104 104 MAX. WIRE MAX. FUSE OR LENGTH — FT (M)t | CKT BKR AMPS Tf 30 29 29 30 29 (9.0) (8.8) (8.8) (9.0) (8.
bo . Route BX J-Box. 3. cable into 7/8-in. (22 mm) diameter hole in Secure BX cable to J-Box bracket with connectors approved for the type of cable used. 4. Secure field ground wire to green ground screw on J-Box bracket. 5, Connect line voltage leads as shown in Fig. 25. 6. Reinstall cover to J-Box. cover and bracket. Do not pinch wires between 24-V Wiring Make field 24-v connections at the 24-v terminal strip. (See Fig. 25 - 34.) Connect terminal Y/Y2 as shown in Fig.
~--~ eom= ——— moon FIELD 24-VOLT WIRING FIELD 115-, 208/230-, 460-VOLT WIRING FACTORY 24-VOLT WIRING FACTORY 115-VOLT WIRING 1-STAGE FIVE TEEMINAS|, FIELD-SUPPLIED WIRE FUSED DISCONNECT THREE-WIRE HEATINGONLY 4 ro BLK @ef TT pet BLK PL eh A Wife ——— V7‘e—| fot pL 2) | | dy yo | ho i 208/230- OR 460-VOLT THREE PHASE | iani i! HaA----- fo---4+--b-- wn fnmg a= d- Ht = GND 115-VOLT FIELD- | JUNCTION SUPPLIED | BOX FUSED CONTROL DISCONNECT Box| yp NOTEA LL, @—+e, pa , 4 (®)}}-----------
HEAT STAGE 2[oma] |..NOTE 1 | 2. Inspect the venting system for proper size and horizontal pitch, as required in the National Fuel Gas Code, NFPA 54/ANSI Z223.1-2009 and _ these instructions. Determine that there is no blockage or A COOL STAGE 1 [ wv }4 -----------4 -[ ¥2 |] --[----- L FAN [ s } ----+------4 24 VAC HOT [ ® DEHUMIDIFY [DRUM] | waee-------4 -/DHUM 24 VAC COMM[°c -----------4 HUMIDIFY restriction, leakage, corrosion and other deficiencies, which could cause an unsafe condition.
THERMIDISTAT TWO-STAGE TWO-SPEED FURNACE HEAT STAGE 2 {NOTE 47 _ | COOL STAGE 14 je---------4 HEAT STAGE 4 qoccrsrsrr COOL STAGE 2 J_-NMIE Te | NOTE THERMIDISTAT AIR CONDITIONER TWO-STAGE TWO-SPEED FURNACE RVS COOLING [om] HEAT PUMP ee L HEAT/COOL STAGE 1 [YA 72 (COMPRESSOR LO) HEAT STAGE 3 (FURNACE) FAN j_----------] HEAT/COOL STAGE 2 {COMPRESSOR 24 VAC HOT [ R } weed peHUMIDIFY [DHUM| |_.
TWO-STAGE THERMOSTAT 30 zo 3e 3 Sm TWO-STAGE FURNACE ao n= Ww? | deel e eee i \ [2] } jenennnnene - NOTE Y2 Y2 2 | Y2 | } jnwnneneeeee -[ Rf -| Y¥2 L--L-------- DHUM } ewenneee eee -[ cou } -- nonce eens | HUM | T NIA 42 [Llivst te [2] -----------4 -}| Com [--}-------- = x Cc | RVS SENSING[* ] OUTDOOR SENSOR CONNECTION frrcrene 7 Jee ece cece eee eeeeeee ee! See notes 2, 11, and 12 on the page following these figures See notes 1, 2,3, 4, 12, 13, 14, 15, and 17 on the p
NOTES FOR FIGURES 27 - 34 Ww Ne . Heat pump MUST have a high pressure switch for dual fuel applications. . Refer to outdoor equipment Installation Instructions for additional information and setup procedure. . If the heat pump date code is 1501E or earlier, select the “ZONE” position on the two-speed heat pump control. Heat pumps having date codes 1601E and later do not have or require a “ZONE” selection. . Dip switch No. 1 on Thermidistat should be set in ON position for heat pump installations. .
CHIMNEY INSPECTION CHART For additional requirements refer to the National Fuel Gas Code NFPA 54/ANSI 2223.1 and ANSI/NFPA 211 Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances Crown condition: : Rebuild Missing mortar or brick? crown. I 58CV Is chimney property lined with clay tile liner? No Yes Is liner and top No seal in good condition? Repair : , liner or top seal * or reline chimney as necessary. Yes Reline .
NOTE: These furnaces are CSA design-certified for use in exterior tile-lined masonry chimneys with a factory accessory Chimney Adapter Kit. Refer to the furnace rating plate for correct kit usage. The Chimney Adapter Kits are for use with ONLY furnaces having a Chimney Adapter Kit number marked on the furnace rating plate. If a clay tile-lined masonry chimney is being used and it is exposed to the outdoors below the roof line, relining might be required.
Table 9 - Minimum Allowable Input Rating of Space-Heating Appliance in Thousands of Btuh per Hour INTERNAL AREA OF CHIMNEY VENT HEIGHT SQ. IN. (SQ. MM) FT.
> O ive] Ts) SEE NOTES: 1,2,4,7,8,9 on the page following SEE NOTES! ,2,3,4,5,7,8,9 these figures . gs Fig. 36 - Upflow Application - Vent Elbow Up on the page following these figures A03208 A03210 Fig. 38 - Downflow Application - Vent Elbow Up then Left CD NS Zz SEE NOTES: SEE NOTES: 1,2,3,4,7,8,9 Sng 1,2,4,5,7,8,9 on the page following these figures on the pages following these figures A03209 Fig. 37 - Upflow Application - Vent Elbow Right A0s2t1 Fig.
CY QS SEE NOTES: 1,2,4,7,8,9 on the page following these figures A08213 58CV Fig. 42 - Horizontal Left Application - Vent Elbow Left SEE NOTES: 1,2,4,5,6,7,8,9,10 on the page following these figures A08207 / Fig. 40 - Downflow Application - Vent Elbow Left then Up 4° SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures A08214 Fig. 43 - Horizontal Left Application - Vent Elbow Right then Up SEE NOTES:1,2,3,4,5,7,8,9 on the page following SEE these figures.
Nu | SEE NOTES: 1,2,4,5,7,8,9 on the page SEE NOTES: 1,2,4,5,7,8,9 on the page following these figures following these figures A0g215 Fig. 45 - Horizontal Left Application - Vent Elbow Up | Tul A0g219 Fig. 47 - Horizontal Right Application - Vent Elbow Left then Up =r _ O _ CIE 4 he NOTES: ES 4 f J f SEE h Pn O ‘SN a, : sa tH 5 SEE NOTES: 1,2,4,5,7,8,9 1,2,4,5,7,8,9 on the page following these figures A03216 A02068 Fig.
Caution!! For the following applications, use the minimum vertical heights as specified below. For all other applications, follow exclusively the National Fuel Gas Code. FURNACE VENT ORIENTATION Downflow Vent ee ORIENTATION Horizontal Left MIN. VENT MIN. VERTICAL VENT 454,000 132,000 110,000 5 (127) 12 (3.6) 454,000 132,000 5 (127) 7 (2.1) 154,000 132,000 5 (127) 7 (2.4) ( BTUH/HR ) Vent ea 30. then up FT.HEIGHT (M)** ven Horizontal Left Vent eeig. 41right 454,000 5 (127) 7 (2.
Start-Up Procedures CE UA Le: FIRE OR EXPLOSION HAZARD Failure to follow this warning could injury, death, and/or property damage. Q) | \ i | BURNER ORIFICE 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 detection of leaks to check all connections. A fire or explosion may result causing property damage, personal injury or loss of life. 4 posose Fig.
Table 10 — Furnace Setup Switch Description Furnace Setup Switch Description SETUP SWITCH SWITCH NAME SW1-1 Status Code Recovery SW1-2 Low Heat Only (Adaptive Heat Mode when SW1 2 is OFF) NORMAL POSITION DESCRIPTION OF USE OFF ‘Turn ON to retrieve up to 7 stored status codes for troubleshooting assistance when R thermostat lead is disconnected.
a I RT| SERVICE MER EB If status code recall iis needed disconnect the "R" thermostat lead, , reset power, . and put setup switch LED CODE STATUS q i "SW1-1" a in the ON position. iti To clear the status code history put setup switch "SVV1-1" in the ON position and jumper thermostat terminals "R", IWAN", and "Y/Y2" simultaneously until status code #11 is flashed. CONTINUOUS ON - Control has 24VAC power. RAPID FLASHING - Line voltage (115V AC) polarity reversed.
Table 12 — Blower Off Delay Setup Switch DESIRED HEATING MODE BLOWER OFF DELAY (SEC.) 58CV 90 120 150 180 SETUP SWITCH (SW-7 AND -8) POSITION Swi-7 swi-8 OFF OFF ON OFF OFF ON ON ON EXAMPLE 1: 0-2000 ft. (0-610 M) altitude For 22,000 Btuh per burner application use Table 14. Heating value = 1000 Btuh/cu ft. Specific gravity = 0.62 Therefore: Orifice No. 43* Manifold pressure: 3.7-In. W.C. for high-heat 1.6-In. W.C. for low-heat * Furnace is shipped with No. 43 orifices.
NOTE: Temperature rise can be determined for low-heat operation by placing setup switch SW1-2 on furnace control in ON position. For high-heat operation, place setup switch SW1-2 in OFF position and jumper R-W2 on furnace control. DO NOT forget to return setup switch to OFF position and remove R-W2 jumper upon completion of testing. c. This furnace is capable of automatically providing proper airflow to maintain the temperature rise within the range specified on furnace rating plate.
sys] 04] WT BLOWER OFF DELAY CONNECTION DIAGRAM NOTE #12 SELECTION i: 3 SEC.
SECONDS G FOR 1 REVOLUTION 10 14 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Al 42 43 44 45 46 47 48 49 4 Cu Ft. 360 327 300 277 257 240 225 212 200 189 180 171 164 157 150 144 138 133 129 124 120 116 113 109 106 103 100 97 95 92 90 88 86 84 82 80 78 76 75 73 SIZE OF TEST DIAL 2 Cu Ft.
Table 14 - Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Tabulated Data Based on 22,000 Btuh High-Heat/14,500 Btuh for Low-Heat per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea Level) SPECIFIC GRAVITY OF NATURAL GAS AVG. AT GAS 0.58 HEAT VALUE (BTUH/CU FT.) Manifold Orifice Manifold Orifice Manifold No No No 42 42 42 42 43 Pressure High/Low 3.7/1.6 3.5/1.5 3.4/1.5 3.2/1.4 3.7/1.6 No 42 42 42 43 43 Pressure High/Low 3.6/1.6 3.4/1.5 3.3/1.4 3.8/1.6 3.6/1.
Table 14 - Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Con’t.) (Tabulated Data Based on 22,000 Btuh High-Heat/14,500 Btuh for Low-Heat per Burner, Derated 4 Percent for Each 1000 Ft. Above Sea Level) PT nD 5004 to 6000 Usa | (sea . 1829) ALTITUDE AVG. GAS HEAT VALUE 725 750 775 B00 B25 B50 875 900 AVG. GAS HEAT VALUE FT. (M) AT ALTITUDE 2134) ALTITUDE (BTUH/CU FT.) 675 700 725 750 775 B00 825 B50 AVG. GAS RANGE HEAT VALUE FT. (M) AT ALTITUDE 7004 to 8000 Usa | (e134 .
Table 15 — Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Tabulated Data Based on 21,000 Btuh High-Heat/14,500 Btuh for Low-Heat Per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea level) SPECIFIC GRAVITY OF NATURAL GAS ALTITUDE RANGE FT. (M) USA AVG. GAS HEAT VALUE (BTUH/CU 0.58 Onif 0.60 Manifold Pressure Onif 0.62 Manifold N ice Pressure Onif N ice Pressure °. High/Low °. High/Low °. High/Low °.
Table 15 - Orifice Size and Manifold Pressure (In. W.C.) for Gas Input Rate (Con’t.) (Tabulated Data Based on 21,000 Btuh High-Heat/14,500 Btuh for Low-Heat Per Burner, Derated 4 Percent for Each 1000 Ft. (305 M) Above Sea level) iaiele - (M) 5001 to 6000 (1524 to 4829) UsA scrrupe eanee TM) scrrupe eanee TM) 7001 to 8000 (2184 to 2438) TM) 650 675 700 725 750 775 B00 B25 AVG. GAS ALT TUDE . (BTUH/CU FT.) 8001 to 3000 (2488 to 2743) UsA 675 700 725 750 775 B00 B25 B50 ANG. GAS (BTUH/CU FT.
Check Safety Controls SW1-7 The flame sensor, gas valve, and pressure switch were all checked in the Start-up procedure section as part of normal operation. desired per Table 10. 5. Check operation of accessories per manufacturer’s instructions. 6. Review User’s Guide with owner. 7. Attach literature packet to furnace. SERVICE AND MAINTENANCE PROCEDURES b. Gradually block off return air with a piece of cardboard or sheet metal until the limit trips. CA c.
the furnace, and conditioned air is discharged upward. Since this furnace can be installed in any of the 4 positions shown in Fig. 4, you must revise your orientation to component location accordingly. NOTE: The Status Codes cannot be retrieved by disconnecting the limit switch or draft safeguard switch. To retrieve Status Codes, follow the procedure below. 2. Turn Setup Switch, SW1-1 “ON.” Electrical Controls and Wirin i SHOCK HAZARD . Control will flash up to 7 Status Codes. .
7, RELEASE BLOWER ACCESS DOOR SWITCH, reattach wire to “R” terminal on furnace control board, replace blower access door, and replace outer access door. 3. Check electrical connections for tightness and controls for proper operation each heating season. Service as necessary. CARE AND MAINTENANCE 4, Inspect burner compartment for rust, CA AUN LO: to follow this warning could result store anything on, near, or in personal in contact with the dust. If necessary, 6.
Table 16 — Filter Size Information - In.
9/32” 9, Using field-provided 25-caliber rifle cleaning brush, 36-in. (914 mm) long, 1/4-in. (6 mm) diameter steel spring cable, a variable speed, follows: — 7.1mm 5/167 a. Remove metal screw fitting from wire brush to allow insertion into cable. 7.9mm b. Insert the twisted wire end of brush into end of spring cable, and crimp tight with crimping tool or crimp by striking with ball-peen hammer. TIGHTNESS IS VERY IMPORTANT.
13. Reconnect wires to the following components (Use connection diagram on wiring label, if wires were not marked for reconnection locations.): heat. (See Table 10.) When the W2 thermostat terminal is energized it will always cause high-heat operation when the R-to-W circuit is closed, regardless of the setting of the low-heat only switch.
COOLING TONNAGE VS. AIRFLOW (CFM) AIR CONDITIONING TONS (12,000 BTU, AIRFLOW Cc 1-1/2 525 2 700 2-1/2 875 3 1050 3-1/2 1225 4 1400 5 1750 6 2100 070 MODEL 090 MODEL 110, 135, & 155 MODELS ome x X-INDICATES AN ALLOWABLE SELECTION. BASED ON 350 CFIW/TON (SETUP SWITCH SW1 -5 OFF, SW4-3 OFF) SETUP SWITCH SW2 OR SW3 POSITIONS 58CV “se (Soe oe oe Teco] Mo] 070 090 110, 135, 155) DEF. | 5252 DEF. | DEF.
etc.). If flame is proved when flame should not be present, the furnace control CPU will lock out of GasHeating mode and operate the inducer motor IDM on high speed until flame is no longer proved. high-heat airflow five seconds after the R-to-W2 circuit closes. b. Switching from High- to Low-Heat -If the thermostat R-to- W2 circuit opens, and the R-to-W1 circuit e.
to high-cooling speed, and the R-to-G-and-Y1-and-Y/Y2 circuits transition the furnace blower motor BLWM_ to high-cooling airflow. High-cooling airflow is based on the A/C selection shown in Fig. 57. NOTE: When transitioning from low-cooling to high-cooling the outdoor unit compressor will shut down for 1 minute while the furnace blower motor BLWM transitions to run at high-cooling airflow. The electronic air cleaner terminal EAC-1 is energized with 115 vac whenever the blower motor BLWM is operating.
BLWM operation. Continuous Blower Speed Selection from Thermostat To select different continuous-blower airflow from the room thermostat, momentarily turn off the FAN switch or push button on the room thermostat for 1-3 seconds after the blower motor BLWM is operating. The furnace control CPU will shift the continuous-blower airflow from the factory setting to the next highest CF selection airflow as shown in Fig.
sys] 04] START ls AMBER LED status light on? ho Is there 115V at Li and L2? J YES |-—Pr NO NO > Is door switch closed? J YES i Is door switch closed? 2 YES NO Is there 24V at SEC-1 J is circuit breaker closed? Is there 115V going to switch? and SEC-2? J YES J YES YES Replace furnace control. Replace door switch. Check for continuity in wire from circuit breaker to furnace. Check for correct line voltage polarity.
¥ BLOWER ON AFTER POWER UP — (115V OR 24V) — Normal operation. Blower runs for 90 seconds, if unit is powered up during a call for heat (RW/W1 closed) or when (R-W/W1 opens) during the blower on-delay period. 33 IGNITION LOCKOUT — System failed to ignite gas and prove flame in 4 attempts. Control will auto-reset after 3 hours. See status code 34.
sys] 04] 25 41 INVALID MODEL SELECTION OR SETUP ERROR -~ If status code 25 only flashes 4 times on power-up the control is missing its model plug PL4 and is defaulting to the model selection stored in memory. If status code 25 flashes continuously it could indicate any of the following: - Model plug PL4 is missing and there is no valid model stored in permanent memory. This will happen if you forget to install the model plug PL4 on a service replacement control. Thermostat call with SW1-1 ON.
Table 17 — Accessory List PART NUMBER Media Filter Cabinet Cartridge Media Filter EZ Flex Media Filter with End Caps Replacement EZ Flex Filter Media External Bottom Return Filter Rack External Side Return Filter Rack Unframed Filter 3/4—-in.
PARTS REPLACEMENT INFORMATION CASING GROUP GAS CONTROL Outer door Manifold Blower door Burner assembly Top filler plate Orifice Bottom filler plate Flame sensor Bottom enclosure Hot surface igniter GUIDE GROUP Gas vaive ELECTRICAL GROUP Manual reset limit switches Control bracket Burner support assembly 58CV Junction box Limit switch(es) HEAT EXCHANGER Circuit board Heat exchanger cell GROUP Door switch Cell panel Transformer Lox NOx baffle (California models only) Wiring harn
