Carrier 58DRC User's Manual
Contents
1. 58DRC 58GSC Accessory Gas Conversion Kit Carrier HEATING amp COOLING Installation Instructions Gas Conversion Kit Propane 100 Shutoff IID To Natural 100 Shutoff IID For Gas Fired Natural Draft Furnaces P N 58GSC900 03 1 This instruction covers the installation of gas conversion kit P N 58GSC900 031 in a Model 58GSC Upflow or Model 58DRC Downflow Natural Draft Furnace with the BDP 646A or the White Rodgers 36E Gas Valve The kit can be used to convert propane gas 100 shutoff IID controls to natural 100 shutoff IID It is designed for use in furnaces with 30 000 thru 100 000 Btuh nominal output capacity These furnaces are to be installed only within California NOTE The definition of 100 shutoff refers to automatic shutoff of the pilot and main burner gas when the ignition source is not proven NOTE Read the entire instructions before starting the installation There are additional parts shipped in the kit When the installation is complete discard the unused parts _ amp CAUTION Do not use this kit to convert 58DR and 58GS units to natural gas applications o amp WARNING Improper installation adjustment alteration service maintenance or use can cause carbon monoxide poison ing explosion fire electrical shock or other conditions which may cause personal injury or property damage Consult a qualified installer service agency local gas supplier or your Distributor or B2. 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 26 100 200 500 92 39 78 196 37 97 195 486 94 38 76 192 38 95 189 474 96 38 75 188 39 92 185 462 98 37 74 184 40 90 180 450 100 36 72 180 41 88 176 439 102 35 71 178 42 86 172 429 104 35 69 173 43 84 167 419 106 34 68 170 44 82 164 409 108 33 67 167 45 80 160 400 110 33 65 164 46 78 157 391 112 32 64 161 47 76 153 383 116 31 62 155 48 75 150 375 120 30 60 150 49 73 147 367 10 l1 12 13 14 c Measure adjusted gas input rate using method out lined in step 8 d Replace regulator adjustment screw seal cap Inspect burner and pilot flame The main burner flame should be clear blue almost transparent The pilot fame should be soft blue in color and it must provide good impingement on the pilot sensing element The flame should extend above the burner carryover port to provide proper burner ignition See Figs 2 and 3 When the pilot flame requires adjustment a Locate adjustment screw marked PILOT ADJ on top of gas valve See Figs 4 and 5 b Remove cap and t
3. High altitude The full input rating with No 45 main burner natural gas orifices is approved for altitudes up to 2000 ft The input rating for altitudes above 2000 ft must be reduced by 4 for each 1000 ft above sea level Consult the current edition of the National Fuel Gas Code NFPA No 54 ANSI 2223 1 Part 8 1 and Appendix F Table F 4 for input adjustment for high altitude e Refer to unit rating plate for gas input rate The measured input must be ae 2 percent of the rat ing plate input EXAMPLE Btuh heating input Btu cubic ft times cubic ft hour Heating value of gas 1070 Btu cubic ft Time for one revolution of 2 cubic ft dial 72 seconds Gas rate 100 cubic ft hour from Table 2 Btu heating input 1070 x 100 107 000 Btuh 9 To adjust input rate a Remove cap that conceals adjustment screw for gas valve regulator b Turn adjustment screw either counterclockwise out to decrease input or clockwise in to increase rate When adjusting input rate do not set manifold pressure above 3 8 or below 3 2 ins wc Make any major adjustments by changing main burner orifices Table 2 Gas Rate Cubic Ft Hour SIZE OF TEST DIAL Seconds SI CECE TEST DIAL SIZE OF TEST DIAL TEST DIAL Seconds for One for One Revolution cu i Revolution cu fi 10 360 720 1800 11 12 13 14 15 16 17 18 19 20 21 22 112 281 23 157 313 783 66 54 109 273 24 150 300 750 68 53
4. e from gas valve Unplug electrode wire from spark generator Remove pilot assembly from burner and furnace Using backup wrench remove gas supply tube from pilot 7 Remove and discard propane gas pilot orifice silver 5 8 in long 0 012 in diameter orifice knuy ay On fF WN FH ae ae aa gas supply opening of pilot as is 3 SECONDARY PILE TUBI AIR SHIELD rahe Q fo S Ae YB rss MANIFOLO NUNIT RATING PLATE SUPPORT LO CONVERSION BRACKET fe es RATING PLATE COMPARTMENT RETAINING SCREWS 2 EACH SIDE LA SHELF A80129 BURNER LOCATING PIN Fig 1 Gas Controls Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations PC 101 Catalog No 565 817 Book 1 E Tab 6al8a Printed in U S A Form 58D G 2S Pg 1 11 88 Replaces 58SSB 4SI some a DE Laron Install new natural gas pilot orifice silver 1 2 in long 0 018 in orifice diameter Reiristall pilot gas supply tube on pilot When tighten ing pilot tube use backup wrench and turn pilot so that it will be on the same angle as before Do not rein stall pilot at this time B Installation of Main Burner Orifices J Remove main burners from manifold Remove and discard No 55 or field installed per local Remove secondary air shield application orifices from manifold Install No 45 mai
5. n burner orifices provided in kit Finger tighten orifices at least one full turn so as not to cross thread then tighten with wrench There are enough orifices in each kit for the largest furnace Dis card extra orifices The full input rating with No 45 main burner natural gas orifices is approved for altitudes up to 2000 ft The input rating for altitudes above 2000 ft must be reduced by 4 for each 1000 ft above sea level Consult the current edition of the National Fuel Gas Code NFPA No 54 ANSI Z223 1 Part 8 1 and Appendix F Table F 4 for input adjustment for high altitude a SSeS SSeS SS Ss Se re ies rss Me extes Re ay SS A88463 A79080 Fig 3 Position of Pilot Electrode to Pilot co NOD Install new burners with NO reduction screens on manifold See Figs 2 and 3 for proper orientation of burners and pilot o Reinstall pilot assembly Reconnect pilot supply tube to gas valve Reconnect electrode wire to spark generator Reinstall secondary air shield C Conversion of Gas Valve and Inlet Gas Pressure Check i 1 Remove regulator seal cap See Fig 4 for BDP 646A or Fig 5 for White Rodgers 36E Gas Valve Remove adjustment screw and propane gas regulator spring red for 646A and white for 36E Install proper natural gas regulator spring silver pro vided in kit in proper gas valve See Table 1 Replace regulator adjustment screw Do not
6. ranch for information or assistance The qualified installer or agency must use only factory authorized kits or accessories when modi fying this product New NO burners must be installed along with this kit The burners are not supplied with the kit Order the required number of burners for the furnace being converted Order burner P N 309472 751 This kit contains the following items Table 1 Kit Contents DESCRIPTION QTY Natural Conversion Kit Regulator Spring for White Rodgers 36E Gas Valve Silver 10 Turns EF39ZW037 1 Natural Regulator Spring for BDP 646A Gas Valve Silver 3 Ins Long 301248 101 1 307 123 701 Pilot Orifice Silver 1 2 In Long 0 018 In Orifice Diameter 1 Main Burner Orifice No 45 6 Gas Contro Conversion Label 310148 302 1 Conversion Responsibility Label _ 1 Conversion Rating Plate 1 installation Instructions 1 A WARNING This conversion kit is to be installed by a Carrier factory authorized Dealer Dis tributor or other qualified agency in accordance with the manufacturer s instructions and all codes and require ments of the authority having jurisdic tion A failure to follow instructions could result in serious injury or property dam age The qualified agency performing this work assumes responsibility for this conversion A Installation of Pilot Orifice Turn off gas and electric supplies to furnace Remove control access door Disconnect pilot gas tub
7. reinstall regulator seal cap at this time Remove 1 8 in pipe plug from inlet pressure tap on gas valve REGULATOR SEAL CAP REGULATOR ADJUSTMENT SCREW REGULATOR SPRING PROPANE RED _ NATURAL SILVER 3 IN GAS PRESSURE REGULATOR PILOT TUBE CONNECTOR MANIFOLD PRESSURE TAP A80131 Fig 4 BDP Model 646A Gas Valve REGULATOR g CAP a REGULATOR PILOT ADJUSTMENT ADJUSTMENT PROPANE WHITE NATURAL SILVER 10 TURNS GAS PRESSURE REGULATOR VENT PORT PILOT TUBE CONNECTOR MANIFOLD PRESSURE TAP 487325 Fig 5 White Rodgers Model 36E Gas Valve ys ee 6 Check inlet natural gas pressure NOTE This kit is to be used only when inlet gas pressure is between 4 5 and 13 6 ins we a Attach manometer at inlet pressure tap on gas sup ply side of furnace gas valve A CAUTION Do not operate furnace more than one minute to check inlet gas pressure as conversion is not complete at this time Set room thermostat call for heat Turn gas supply manual shut off valve on Turn furnace gas valve control knob to ON Turn electrical supply to ON When main burners have ignited confirm proper inlet gas pressure Turn furnace gas valve control knob to OFF Turn gas supply manual shut off valve off i Turn electric supply to furnace to OFF j Remove manometer and replace plug in pressure tap rh A a o o JQ NOTE Use propane ga
8. s resistant pipe dope Do not use Teflon tape 7 Attach gas control conversion label P N 310148 302 to cell panel 8 Attach conversion rating plate P N 310168 312 near existing rating plate See Fig 1 D Check Furnace Operation and Make Necessary Adjustments 1 Be sure main gas and electric supplies to furnace are off 2 Attach manometer at manifold pressure tap on down stream side of gas valve 3 Set room thermostat to call for heat A WARNING Never use a match or other open flame to dei for leaks Use a soap and water solution A failure to heed this warning could result in personal injury or death 4 Turn gas supply manual shut off valve on and check inlet pressure tap plug for leaks 5 Turn furnace gas valve control knob to ON and check all threaded pipe connections for gas leaks 6 Turn on electrical supply 7 When pilot ignites check pilot gas supply tube connec tions for leaks When main burners ignite check mani fold orifices for gas leaks 8 Determine gas input a Turn off all other gas appliances and pilots b Measure time in seconds for gas meter test dial to complete one revolution c Refer to Table 2 for cubic ft of gas per hour d Multiply cubic ft hour by Btu cubic ft Obtain heat ing value from local gas utility NOTE Be sure heating value of gas used for calculations is correct for your altitude Consult local gas utility for alti tude adjustment of gas heating value
9. specifications or designs without notice and without incurring obligations PC 101 Catalog No 565 817 Printed in U S A Form 58D G 2S Pg 4 11 88 Replaces 58SSB 4SI C oN
10. urn adjustment screw clockwise to decrease pilot gas flow Turn screw counter clockwise to increase pilot gas flow c When proper adjustment is obtained replace screw cap Turn furnace gas valve control knob to OFF Remove manometer and replace manifold pressure tap plug Turn furnace gas valve control knob to ON With main burners ignited check pressure tap plugs for gas leaks E Check Lockout Timer Module LOD Operation T Turn off electrical supply 2 With furnace off remove wire from terminal No 5 of gas valve Set room thermostat to call for heat 4 Turn on electrical supply 9 10 Let pilot spark until lockout timer breaks spark genera tor circuit approximately 5 minutes Replace wire on terminal No 5 of gas valve Electrically reset lockout timer by setting room ther mostat below room temperature for approximately 30 seconds Sign and date conversion label P N 310167 312 pro vided in kit and attach to outside of blower compart ment door Replace control access door Reset room thermostat to desired temperature During normal operation if the pilot flame is not proven within approximately 5 minutes the lockout timer opens deenergizing the gas valve and stopping the gas flow to the pilot The lockout timer will remain open until it is electri cally reset Book s Tab l6al8a Manufacturer reserves the right to discontinue or change at any time
Download Pdf Manuals
Related Search