White Rodgers 36C03 User's Manual
Contents
1. to 750 VDC applications and is equipped with a quick drop out power unit for vented gas hearth products SPECIFICATIONS PIPE SIZES CAPACITIES Capacity BTU hr at 1 pressure drop across valve Nat Gas LP Gas 1000 BTU cu ft 2500 BTU cu ft 64 Sp Gr 1 53 Sp Gr Pipe Size inches Upright 90 from upright or vertical INLET BOSS UPRIGHT UP OR DOWN LEFT OR RIGHT NOTE Control shown may not be identical to replacement control PART NO 37 5781D Replaces 37 5781C 0909 SPECIFICATIONS DO NOT BEGIN INSTALLATION UNTIL YOU READ THE FOLLOWING PRECAUTIONS W ARNIN G If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life Failure to turn off electric or main gas supply to heating system could cause personal in jury and or property damage by shock gas suffocation fire and or explosion Do not use this control on circuits exceeding specified voltage Higher voltage will dam age the control and may cause shock or fire hazard A CAUTION Do not short out terminals on gas valve or primary control to test Short or incorrect wiring can cause equipment damage prop erty damage and or personal injury INSTALLATION MAIN PIPING CONNECTIONS All piping must comply with local codes ordinances and or national fuel gas codes 1 Turn off electrical power to the system at the fuse box or circuit2. White y Rodgers 36C03 36C10 36C13 and 36D34 Combination Gas Valves 24 Volt 120 Volt and 750 Volt Models INSTALLATION INSTRUCTIONS Operator Save these instructions for future use FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE PERSONAL INJURY AND OR PROPERTY DAMAGE The 36C03 36C13 and 36D34 complete gas controls combine into a single compact package the functions of 3 position gas cock pressure regulator 100 shut off automatic pilot and main operator Separate models are available for use on 24 VAC 120 VAC and 750 VDC systems These controls can be mounted in any orienta tion except upside down MODELS AVAILABLE Pilot Gas Outlet Located at outlet end of the valve Type of Gas Suitable for all domestic heating gases Pressure Rating Pressure Regulator Adjust Range Typical See Control Label Natural Gas 2 5to 5 0 W C LP Gas 7 5to 12 W C Ambient Temperature 40 to 175 F Thermocouple 24V amp 120V types Use W R Type HO6 750V Quick Drop Out Power Unit for 36D34 models only Use W R Type H19E Pilot Generator 750 volt types Use W R Type G01A 32 Mounting Any position except upside down 1 2 Ib per sq in gt gt EMERSON www white rodgers com DESCRIPTION The 36C03 and 36C13 models are also available without pressure regulator as a Model 36C10 The 36D34 model is limited
3. breaker Also turn off the main gas supply 2 Ifreplacing an existing valve disconnect all plumbing and electrical connections from the old control 3 Thecontrol may be installed in any orientation except upside down The arrow on the valve indicates the direction of gas flow through the control 4 You should use new pipe that is properly chamfered reamed and free of burrs and chips If you are using old pipe be sure it is clean and free of rust scale burrs chips and old pipe joint compound 3 NEVER USE FLAME OR ANY KIND OF SPARK TO CHECK FOR GAS LEAKS COULD CAUSE FIRE AND OR EXPLOSION Do not use a control set for natural gas with LP gas or a control set for LP gas with natural gas Personal injury and or property damage gas suffocation fire and or explo sion may result This control is not intended for use in loca tions where it may come in direct contact with water Suitable protection must be pro vided to shield the control from exposure to water dripping spraying rain etc Apply pipe joint compound pipe dope or teflon tape that is approved for all gases only to the male threads of the pipe joints DO NOT apply com pound or teflon tape to the first two threads see fig 1 for typical piping connections If you are using a vise or open end wrench to hold the valve while installing piping do not tighten exces sively as this may damage the valve If additional clearance for the gas coc
4. e regulator has been factory adjusted see control for specific setting Although additional adjust ments will not normally be necessary you may adjust the regulator Do not force the adjusting screw beyond the limits that it can easily be adjusted 1 Energize valve to ignite main burner 2 Remove Reg Adj cover screw see fig 8 3 To DECREASE outlet pressure turn the adjusting screw beneath the cover screw counterclockwise To INCREASE outlet pressure turn the adjusting screw clockwise 4 Replace the cover screw Cycle the valve two or three times to verify regulator setting Regulator adjusting cover screw Pilot adjust Figure 8 Pressure regulator adjustment PILOT LIGHTING INSTRUCTIONS AND PRECAUTIONS FOR YOUR SAFETY READ BEFORE LIGHTING A WARNING If you do not follow these instructions exactly a fire or explosion may result causing property damage personal injury or loss of life This appliance has a pilot that must be lighted by hand When lighting the pilot follow these instructions exactly BEFORE LIGHTING smell all around the appliance area for gas Be sure to smell next to the floor because some gas is heavier than air and will settle on the floor FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone in your building Immediately call you gas supplier from a neighbor s phone Follow the gas s
5. k knob is re quired when installing the new valve in an existing system rotate the knob to the position between ON and OFF Depress the knob while turning the valve The knob will depress only while in this position See SYSTEM WIRING when making electrical con nections After all gas and electrical connections are completed turn gas on and check for gas leaks with leak detection solution or soap suds Bubbles forming indicate a leak SHUT OFF GAS AND FIX ALL LEAKS IMMEDIATELY Drop Horizontal 7 1 t 1 t it it it rt rt ni nai I it Gas Valve NOTE Riser Always Include Sin A Drip Leg In Piping minimum Drop 1 it Tubing Gas Gas Vane Supply Riser Horizontal _ Y Gas Valve Ale minimum minimum Piped Gas Piped Gas y Supply Supply Figure 1 Typical gas valve piping SYSTEM WIRING Topreventelectrical shock and or equipmentdam age disconnectelectrical power to system at main fuse or circuit breaker box until installation is complete White Rodgers 36C Gas Valve ih F I lol SIRIA To Pilot 000040000 Generator Figure 3 Wiring for 36C03U 36C13U 36D34U 750 Volt Thermocouple Connection Lead E C O Device on Appliance Assembly E C O Terminals Figure 5 Wiring for Energy Cut Off E C O connection INSTALLATION cont d PILOT GAS CONNECTION Install fitting into pilot gas outlet see fig 2 turning until finger tight Insert clean deb
6. ol knob all the way and hold in Immediately light the pilot with a match Continue to hold the control knob down for about one 1 minute after the pilot is lit Release knob and it will pop back up Pilot should remain lit If it goes out repeat steps 4 5 8 and 9 If knob does not pop up when released turn clockwise to OFF stop and immediately call your service technician or gas supplier If the pilot will not stay lit after several tries turn the gas control knob to OFF and call your service technician or gas supplier Replace pilot access panel s Turn gas control knob counterclockwise to ON Turn on all electrical power to the appliance Set thermostat to desired setting TO TURN OFF GAS TO APPLIANCE Set the thermostat to lowest setting Turn off all electrical power to the appliance if service is to be performed 3 Turn gas control knob clockwise to PILOT 4 Depress gas control knob slightly and turn clockwise to OFF Do not use tools or excessive force Figure 9 Gas Cock Knob NOTES NOTES White Rodgers is a division of Emerson Electric Co The Emerson logo is a trademark and a service mark of Emerson Electric Co White y Rodgers www white rodgers com S EMERSON Climate Technologies
7. ovided THERMOCOUPLE CONNECTION For 750 VDC Special 24 VAC and 120 VAC Models The thermocouple connection should be clean to ensure good electrical contact Run the thermocouple nut into the power unit tapping as far as possible by hand Then use a small wrench to set the nut with a 1 4 to 1 2 additional turn Do not over tighten PILOT GENERATOR CONNECTION For 750 VDC Models Be sure the pilot generator is completely engaged into the pilot burner Be sure that the two terminals from the pilot generator are securely tightened beneath the proper screws on the valve Connect the power unit lead to the high limit and the high limit to the TH PG terminal PILOT GAS ADJUSTMENT If the pilot flame is low and does not engulf the bulb of the mercury flame sensor the system will not energize the main valve If pilot gas pressure is too high gas will sputter past the ignition electrode and may not ignite High pilot gas pressure may also cause the flame to lift off the burner causing the flame sensor bulb to sense low heat To adjust the pilot gas pressure remove the cover screw see fig 7 To REDUCE pilot pressure turn the pilot adjust screw beneath the cover screw clockwise To INCREASE pilot pressure turn the pilot adjust screw counterclockwise Replace and tighten cover screw Pilot adjust cover screw lt h Gasket Figure 7 Pilot gas adjustment PRESSURE REGULATOR ADJUSTMENT The pressur
8. upplier s instructions If you cannot reach your gas supplier call the fire department Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand don t try to repair it call a qualified service techni cian Force or attempted repair may result in a fire of explosion Donotusethis appliance ifany part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any partofthe control system and any gas control that has been under water LIGHTING INSTRUCTIONS STOP Read the precautionary information above Set the thermostat to lowest setting Turn off all electrical power to the appliance Depress gas control knob slightly and turn clockwise to OFF see fig 9 If knob is in ON turn clockwise to PILOT then depress knob slightly and turn clockwise to OFF Gas Control 36C Series NOTE Knob cannot be turned from PILOT to OFF unless knob is depressed slightly Do not use tools or excessive force Wait fifteen 15 minutes to clear out any gas If you then smell gas STOP Follow B in the precautionary informa tion above If you don t smell gas go to next step Remove the pilot access panel s located under the gas control unit 7 Find pilot follow small metal tubes from gas control PILOT THERMO BURNER COUPLE 8 Turn knob on gas control counterclockwise to PILOT Depress contr
9. urred tubing all the way through the fitting While holding the tubing securely slowly tighten fitting until you feel a slight give Tighten the fitting an additional 1 1 2 turns Pilot gas outlet Gas outlet Figure 2 Gas valve side view All wiring should be installed in accordance with local and national electrical codes and ordinances Always check thatthe electrical power supply used agrees with the voltage and frequency shown on the gas control The typical wiring diagram shows only the terminal iden tification and wiring hook up Always refer to wiring instructions provided by Equipment Manufacturer for sys tem hookup operation Thermostat Gas valve terminal panel 000000000 Line Transformer Figure 4 Wiring for 36C03 36C13 24 Volt Line Line voltage j operating High control limit Gas valve Figure 6 Wiring for 36C03A 36C13A 120 Volt INSTALLATION cont d ENERGY CUT OFF E C O CONNECTION Afive function valve uses the two E C O terminals that are connected to the magnetic assembly where the thermo couple connects to the 36C valve line interrupter Connect the leads from the E C O terminals to the E C O device on the furnace Test the E C O device for continu ity If there is no continuity the power unit will not hold in See figure 5 If the furnace does not have an E C O device jumper the E C O terminals on the valve with the jumper loead pr
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