White Rodgers 25M01A-100 Installation Instructions
Contents
1. 14 Clean the threads of the inlet fitting Apply pipe sealant approved for all gases to the threads Install the fitting into the inlet of the new valve and tighten to 200 Ibf in 16 6 Ibf ft using a 3 8 inch hex head wrench 15 Remove orifice screw from old gas valve and set it aside Take care not to damage the sealing surfaces This part will be reused 16 Inspect the threads of the orifice screw and clean if necessary 17 Inspect the orifice hole and remove any foreign material 18 Install orifice screw into new valve and tighten to 40 Ibf in Do not use any pipe sealant ADJUSTMENT PRESSURE REGULATOR ADJUSTMENT This control was shipped from the factory with the regulator set as specified on the control label Consult the appliance rat ing plate to ensure burner manifold pressure is as specified If outlet pressure adjustment is required follow these steps 19 Slide the outlet boss of the new valve into the burner Take care not to disturb the air shutter 20 Fasten the gas valve to the mounting bracket using the screw s removed earlier 21 Connect the gas inlet pipe to the inlet fitting by threading the union together and tightening to 150 Ibf in 12 5 Ibf ft 22 Insert the burner assembly back into the dryer so that the gas inlet pipe exits through the square hole in the back of the dryer cabinet and the burner fits inside the heat exchanger Take care not to bump or jar igniter It is very fragile 232. Fasten the mounting bracket to the bottom of the dryer cabinet using the screw removed earlier 24 Reconnect the wiring harness to the igniter and the gas valve 25 Reconnect the exhaust vent duct to the back of the dryer 26 Apply pipe sealant to the threads of the inlet gas pipe and reconnect the gas line to the back of the dryer and tighten 27 Turn on gas supply and Check for leaks 28 Remove the outlet pressure tap from the gas valve see figure 3 Apply pipe sealant to the 1 8 inch NPT threads of a hose barb Install the hose barb into the outlet pressure tap and tighten to 40 Ibf in see figure 4 29 Connect a manometer to the hose barb Manometer should be capable of measuring pressure from 2 5 WC up to 14 0 WC 30 If entire front cover was removed the connector for the door switch must be temporarily jumpered Otherwise the dryer will not function NOTE On some dryers the front cover supports the drum On these models the drum must be removed in order to energize the system and adjust the regulator 31 Plug dryer power cord into electrical socket 32 Energize dryer and verify ignition Also observe the reading on the manometer It should read the same outlet pressure as stated on the rating plate on the old gas valve If it does not see section on Pressure Regulator Adjustment 33 De energize the dryer 34 Remove the hose barb 35 Apply pipe sealant to the 1 8 inch NPT plug screw Install the 1 8 inc
3. Igniter Radiant sensor located on heat exchanger on some models zorog 7 Disconnect the wiring harness from gas valve and igniter 8 Remove screw s fastening the mounting bracket to the bottom of dryer 9 Burner assembly should now be free to slide out of the front of dryer Take care not to bump or jar igniter It is very fragile 10 Remove the gas inlet pipe by unscrewing the union 11 Remove screw s fastening the gas valve to the mounting bracket and set them aside They will be reused 12 The gas valve should now be free to slide out of burner and off of mounting bracket Take care not to disturb the air shutter NEVER USE FLAME OR ANY KIND OF SPARK TO CHECK FOR GAS LEAKS COULD CAUSE FIRE AND OR EXPLOSION Donotuseacontrol set for natural gas with LP gas oracontrol set for LP gas with natural gas Personal injury and or property damage gas suffocation fire and or explosion may result This control is not intended for use in locations where it may come in direct contact with water Suitable protection must be provided to shield the control from exposure to water dripping spraying rain etc Figure 1 Figure 2 INSTALLATION cont Outlet Pressure Tap Plugged Figure 3 Hose Barb Installed in Outlet Pressure Tap Figure 4 13 Remove inlet fitting from old gas valve and set it aside Take care not to damage the sealing surfaces This part will be reused
4. 25M01A 100 to 25M01A 199 HSI Single Stage Combination Gas Valve Rodgers 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 White y DESCRIPTION The 25M01A series valve is a combination gas pressure regulator and dual automatic gas valve These valves are de signed for gas clothes dryers with Hot Surface Ignition HSI systems These valves are equipped with redundant and main solenoid valves that control the gas flow to the burner and a direct acting pressure regulator SPECIFICATIONS Type of Gas Natural gas Mounting Positions LP gas use conversion kit Control may be mounted in the following positions horizontal Pressure Regulator Setting vertical or 90 of horizontal NOT UPSIDE DOWN Nat Gas 2 5 to 5 4 W C LP Gas 7 0 to 12 0 W C PIPE SIZES CAPACITIES Ambient Temperature 32 to 155 F Capacity BTU hr at Pressure Rating 14 W C 1 2 PSI max Pipe Sizes 1 pressure drop across valve Availabl Voltage 120 VAC finchesy AGA Std Nat Gas LP Gas 1 000 BTU cu ft 2 500 BTU cu ft Frequency 60 Hz Current 06 amps 3 8 NPT 40 000 65 000 Inlet CONTENTS Description Specifications Precautions Installation Adjustment Pressure Regulator Adjustment Lighting Instructions f amp S PART NO 37 6643
5. B EM ERSON ee iodori Replaces 37 6643A www emersonclimate com 1207 PRECAUTIONS DO NOT BEGIN INSTALLATION UNTIL YOU READ THE FOLLOWING PRECAUTIONS A WARN NG 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 clothes dryer could cause personal injury and or property damage by shock gas suffocation fire and or explosion Donotuse this control on circuits exceeding speci fied voltage Higher voltage will damage the control and may cause shock or fire hazard A CAUTION Donot short out terminals on gas valve or primary control to test Short or incorrect wiring can cause equipment damage property damage and or per sonal injury INSTALLATION 1 Before attempting to service dryer unplug power cord turn off main gas supply and consult dryer manufacturer s instructions for accessing gas valve 2 Disconnect exhaust vent duct Disconnect gas line from rear of dryer Remove access panel from dryer On some models this involves removing the entire front panel 5 The gas valve burner assembly should now be visible 6 The burner assembly consists of see figure 1 amp 2 a Gas inlet pipe Po b Brass inlet fitting with union some models may also have a manual shut off valve Gas valve Mounting bracket Burner orifice Burner assembly with air shutter
6. PLASTIC ADJUST SCREW l REGULATOR SPRING Figure 6 i ae FOR YOUR SAFETY READ BEFORE OPERATING 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 does not have a pilot It is equipped with an e Immediately call your gas supplier from a neigh ignition device which automatically lights the burner Do not bor s phone Follow the gas supplier s instruc try to light the burner by hand tions BEFORE OPERATING 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 e If you cannot reach your gas supplier call the fire department C Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water Do not touch any electrical switch do not use any phone in your building TO TURN OFF GAS TO APPLIANCE Unplug power cord to the appliance Slide dryer away from wall Close manual shut off valve for dryer if none present shut off gas supply line where it enters the building ae White y White Rodgers is a business K of Emerson Electric Co i Rodgers gt
7. The Emerson logo is a trademark and service mark of Emerson Electric Co www white rodgers com www emersonclimate com EMERSON
8. h NPT plug screw into the outlet pressure tap and tighten 40 Ibf in 36 Check for leaks 37 Remove temporary jumper from door switch connector and reconnect to door switch 38 Reinstall the access panel front cover If a valve has been factory adjusted for the 2 5 to 5 inches W C range it cannot be field adjusted outside that range This is also true for valves adjusted to the 7 0 to 12 inches W C range for LP gas ADJUSTMENT cont 1 Unplug dryer power cord 2 Attach a hose and manometer to the hose barb in the tap of the valve see figure 5 Turn on system power and energize valve 4 Remove regulator cover screw and turn regulator adjust screw clockwise to increase pressure or coun terclockwise 4 to decrease pressure see figure 6 Always adjust regulator to provide the correct pressure according to the original equipment manufacturer s speci fications listed on the appliance rating plate Replace regulator cover screw and tighten securely Turn off all electrical power to the system Remove manometer hose from outlet pressure hose barb Remove hose barb and replace plug Use pipe sealant Plug in power cord 0 Using a leak detection solution check for leaks at pres sure boss screw Bubbles forming indicate a leak SHUT OFF GAS AND FIX ALL LEAKS IMMEDIATELY w SOON OQI LIGHTING INSTRUCTIONS REGULATOR ADJUSTMENT Figure 5 HOSE BARB INSTALLED REGULATOR COVER SCREW
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