When the pilot remains lit, turn the gas control knob counterclockwise. Never use any tools. 0000002388 00000 n wc [0 kPa] to rated output pressure within 3-6 seconds (for an 80,000 Btuh furnace at 7 in. Mount the gas control 0-90 degrees, in any direction, from the upright position of the gas control knob, including vertically. This may burn out the heat anticipator in the thermostat or damage the DI module.IMPORTANT: Allow 60 seconds after shutdown before reenergizing the step-opening model to assure light off at step pressure. . the manual gas control knob is in the ON position. If a gas leak is detected, tighten the pipe connection. The pilot must be manually relit when normal burner operation is desired. thatguy, I hear you. Loss of power closes the automatic valves, but leaves the pilot lit, ready to return to normal service when power is restored. 0000017061 00000 n The gas control knob must be held depressed or the thermocouple must be heated sufficiently to hold the safety control valve open.ON: Permits main burner and pilot gas flow. I have a Superior Gas Fireplace model DR-500CMP that currently has a Honeywell Millivolt Gas Valve that I need to replace but the part number does not cross to a valid number. . The gas control is likely to have operated for more than 200,000 cycles. Making statements based on opinion; back them up with references or personal experience. Test the voltage using an AC voltmeter. On LP gas installation, use compound resistant to LP gas. And we already know that the t'stat + terminal is jumpered to the t'couple + terminal, and that the t'stat - terminal is jumpered to the limit switch + terminal. Mount gas control high enough above cabinet bottom to avoid exposure to flooding or splashing water. 0000004711 00000 n Styling contours by colour and by line thickness in QGIS. 0 0000011989 00000 n If it is, simply replace the igniter/flame rod assembly. 0000072676 00000 n What you are experiencing is why such adjustments are discouraged! %%EOF This is How to Wire the Thermopile to The 750mv Gas Valve for the Pilot and Main Gas Burners. 0000126162 00000 n Paint all pipe connections upstream of the gas control with a rich soap and water solution. When the thermostat calls for heat, the first automatic valve and the second automatic valve operator open. 0000036872 00000 n 12Wiring connections for 120-volt control. Do not thread pipe too far. d7Pq~XxqJea6`^ Ys4Y/{ 0000023590 00000 n If it then "clicks" meaning it is opening with voltage supplied to it than most likely it's not the gas valve which is bad. If tubing is used, ensure the ends are square, deburred and clean. If the O-ring is not attached or is missing, do not use the flange. Water heater not working? Attempt to light pilot burner flame following procedures in the Light the Pilot Burner Flame section. Is there a solution to add special characters from software and how to do it. Combination screw and quick-connect terminals on TRADELINE models. a. It must be replaced in case of any physical damage such as bent terminals, missing or broken parts, stripped threads, or evidence of exposure to heat. Repeat after allowing the main burner to cool. Your system is quite old and somewhat unsafe, in that the pilot comes off ahead of the safety valve. Some considerations are: Cycling frequency. Thanks. Voltage drop across the switch terminals Burner on: 35 mv or less. Use only glass approved by Vermont Castings, Majestic Products on this fireplace. WARNING!FIRE OR EXPLOSION HAZARDS CAN CAUSE PROPERTY DAMAGE, SEVERE INJURY OR DEATH.Do not disassemble the gas control; it contains no replaceable components. If you have additional questions, need further information, or would like to comment on our products or services, please write or phone: BODY PATTERN: Straight-through with 1/2 inch inlet and 1/2 inch outlet. The reduced pressure on the bottom of the automatic valve diaphragm repositions the diaphragm downward away from the valve seat, allowing main burner gas flow. A separate reset button must be held down to permit gas flow while lighting the pilot; can be pushed down only in the PILOT position. Check the pilot burner flame adjustment. Force or attempted repair may result in fire or explosion. Yes, there is one screw to adjust the gas to the pilot and another to adjust the gas to the main burner. A consequence of unexpected shutdown. Both pilot and main burner are shut off. Turn off the gas supply valve to your appliance to test whether your valve is capable of shutting down properly. The low-pressureregulator maintains outlet pressure at the preset step rate for several seconds. Regulator adjustment is accessible from top of gas control.MOUNTING: Can be mounted 0 to 90 degrees in any direction from the upright position of the gas control knob, including vertically.TEMPERATURE RATING:VR8200A,C,H,J; VR4200A,C,H: 0 F to +175 F [-18 C to +79 C].VR8200M,P; VR4200M,P: -40 F to +175 F [-40 C to +79 C]. Standard Opening Pressure Regulation (VR8200A,M, and VR4200A, M)During the ON cycle, the servo pressure regulator provides close control of outlet pressure, even if inlet pressure and flow rate vary widely. 0000039877 00000 n LP to natural gas conversion kit available for standard and slow-opening models. It may not display this or other websites correctly. Replace the thermocouple if voltages are outside the acceptable range. Do not overtighten. 0000026083 00000 n Rear V ented Direct V ent Gas Fireplace Model: PLEASE READ THE INSTALLATION & OPERATING INSTRUCTIONS BEFORE USING THE APPLIANCE. VR8200J has a six-second delay from when the thermostat calls for heat until the main gas valve opens. Natural to LP gas conversion kit available for nonTRADELINE standard and slow-opening models. 0000017288 00000 n Wiring terminal block color-coded beige to identify standing pilot models. To adjust the pilot flame: LIGHT MAIN BURNERFollow the appliance manufacturer instructions or set the thermostat setting above room temperature to call for heat. Turn the pressure regulator adjustment screw clockwise. TABLE 7PRESSURE REGULATOR SPECIFICATION PRESSURES IN INCHES WC. The PILOT position allows pilot burner gas flow only. Use conversion factors in Table 2 to convert to capacities for other gases. *If higher than 35mv check connections and switch. Refer to Fig. Hunker may earn compensation through affiliate links in this story. Replace the part if the gas leak cannot be stopped. CAUTION!Do not apply a jumper across or short the valve coil terminals. Turn the gas control knob (Figs. Pilot gas flows through a port in the ushing around the reset button shaft to the pilot burner. You must log in or register to reply here. 4. The gas valve part numbe read more The Thermopile, energized by the pilot flame, generates sufficient power to operate the gas valve and on/off switch. pressure drop for straight-through configuration). The Robertshaw - Uni-Line 700-500 and 710-500 Series millivolt gas valves are thermostatically actuated com- bination gas valves. When purchasing replacement and modernization products from your TRADELINE wholesaler or your distributor, refer to the price sheets for complete ordering number, or specify. For the battery test above only connect the battery for a second or two just to see if the gas valve works. Please comment and ask for videos that you would like to see in the future! IF CHECKING GAS INPUT BY CLOCKING THE GAS METER: IF CHECKING GAS INPUT WITH A MANOMETER (PRESSURE GAUGE): The gas control outlet pressure should match the manifold pressure listed on the appliance nameplate. 0000026384 00000 n If above 11 ohms, replace the gas control. 0000039900 00000 n SAFETY SHUTOFF OPERATIONIn the safety shutoff position, pilot and main burner gas flow is permitted.Safety shutoff occurs: Gas Control Knob Turned to OFFWhen the gas control knob is turned to OFF, it pulls up and locks the reset button, and closes the first automatic valve. 0000031335 00000 n Turn the gas control knob to the "On" position if the main burner does not turn on when the thermostat or controller is adjusted to start the appliance. Gas valves nowadays are one piece with 100% shutoff for the pilot flame gas and shutoff valve etc all in one valve. 0000002189 00000 n When making the conversion, the main pilot burner orifices must be changed to meet the appliance manufacturer specifications. They include a safety shutoff, a manual valve, two automatic operators, a pressure regulator, a pilot adjustment, and a conduit cover (VR4200 only). Works with the majority of millivolt gas valves; Push-in clip for easy installation included; . SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION. Slip the compression fitting over the tubing and slide out of the way. 0000139215 00000 n Assure thermocouple connection to the power unit is tightened 1/4 turn beyond finger tight. When the pilot goes out or becomes too small to sustain normal ignition. 0000012011 00000 n 0000027369 00000 n 0000010110 00000 n The three-position manual gas control knob has ON, OFF, and PILOT positions. Set your thermostat to under the room's current temperature and let at least one minute pass to allow the appliance to attempt to get fuel. TRADELINE kits include a 9/64 in. trailer Relight pilot burner and operate the system through one complete cycle to assure all controls operate properly. 0000137800 00000 n Both should be under cap screws. Residential and Building Controls Division Customer Satisfaction. To convert control from one gas to another: INSTALL ADAPTERS TO GAS CONTROLIf adapters are to be installed on the gas control, mount them as follows: USING ADAPTERS TO SOLVE SWING RADIUS PROBLEMSIn some field service applications, it is difficult or impossible to thread the gas control onto the gas supply pipe because of space limitations. They require the use of a 750 mv Powerpile generator (thermopile). )POWER UNIT:Hold-in current: 300 mA maximum.Drop-out current: 250 to 90 mA.THERMOCOUPLE:Nominal output: 30 mV (0.018 ohms).Open Circuit Turndown Voltage: 2 mV.ELECTRICAL CONNECTIONS (2): 1/4 inch male quick-connects. If the gas control knob or reset button will not operate by hand, or if the reset button stays depressed after it is released, the gas control should be replaced by a qualified service technician. In the "Resources for understanding gas valves" thread in the HVAC forum, someone wanted to know how a gas valve worked. The automatic pilot safety is separate from the gas cock and provides gas shut Off in case of pilot Outage. The gas valve ( which came over with Christopher Columbus :laughing is finally seizing up/kaput. Free shipping for many products! 2 or 3. If necessary, adjust the pressure regulator to match the appliance rating. A forum community dedicated to Do it yourself-ers and home improvement enthusiasts. 0000005081 00000 n The minimumregulated capacity is 40 feet 3 /hour for propane. If it fires, it is working correctly. Allow the appliance to run through one complete cycle to ensure that the controls are functioning in the correct manner. Circuit Millivolt Check Symptom - Intermittent shutdown or main burner will not light with on/off switch. Refer to Startup and Checkout section. on Honeywell VR8200, VR4200 Combination Gas Controls User Guide, Honeywell Humidity Controllers User Guide, Honeywell S8910U Universal Hot Surface Ignition Module User Manual. Good reading is 0 to 0.2 Ohms . 0000052168 00000 n See Fig. All adjustments, wiring connections, and pilot outlets are accessible from the top of the gas control. You should NOT short out the t'stat terminals to check it. If the desired outlet gas pressure or gas flow rate cannot be achieved by adjusting the gas control, check the gas control inlet pressure using a manometer at the inlet pressure tap. IMPORTANT: The specifications given in this publication do not include normal manufacturing tolerances. I would verify the valve type - It would either be the SIT 820 or the Honeywell VS8420. Refer to Figs. Inlet and outlet pressure taps included; both taps accessible from the top of gas control. Fig. The pilot works fine but the main burner does not come on by the wall mounted thermostat or the manual on/off switch. Before lighting, smell all around the appliance area for gas. If the inlet pressure is in the normal range (refer to Table 7 or 8), replace the existing gas control. Fig. Take care when handling the refractory panels as they are fragile until held in place and supported. This is a very useful thread and am learning a lot from it partly because of my situation with my current Weil McClain boiler. 0000006973 00000 n Regular preventive maintenance is important in applications that place a heavy load on system control such as in the commercial looking and agricultural and industrial industries because: The VR8200, VR4200 gas controls provide 3-position (OFF-PILOT-ON) manual control of gas flow. Turn the gas control knob counterclockwise. On LP installations, use compound resistant to LP gas. 0000001836 00000 n Bubbles indicate a gas leak. One 3/4 inch straight flange assembly (with O-ring and screws). Also, this product is tested and calibrated under closely controlled conditions, and some minor differences in performance can be expected if those conditions are changed. CONVERTING BETWEEN NATURAL AND LP GAS WARNING!FIRE OR EXPLOSION HAZARDS CAN CAUSE PROPERTY DAMAGE, SEVERE INJURY, OR DEATH. Ensure the O-ring is fitted into the groove of the flange. Taps are 1/8 inch NPT with a plug containing recess for 3/16 inch Allen wrench.PRESSURE RATING: A.G.A. Your problem seems to involve large -- really large -- "industrial size" issues. Hold down the gas control knob about one minute, then release. After installation is complete, use these instructions to check out product operation. endstream endobj 11 0 obj <> endobj 12 0 obj <> endobj 13 0 obj <>stream I'm looking for help identifying what model it actually is (so I can search for information specific to it) or ideas on what might be wrong. Failure to do so may result in fire or explosion. And, it was very cost competitive to other non-Honeywell thermopiles. Ensure the ambient temperature does not exceed the ambient temperature ratings for each component. Models for natural or LP gas. Otherwise, take the necessary steps to provide proper gas pressure to the gas control. Refer to Fig. Read these instructions carefully. 0000007879 00000 n With the loss of outlet pressure, the second automatic valve closes and is held closed by spring pressure on the diaphragm. Set the thermostat to the lowest setting and shut off the electric power to the appliance. 0000003581 00000 n 0 F to +175 F [-18 C to +79 C] temperature range standard; -40 F to +175 F [-40 C to 79 C] available. 0000034510 00000 n Kit for conversion from LP to natural gas is available for standard and slow opening models. I was trying to use the "MILLIVOLT TROUBLESHOOTING CHART", on page 2 of this . Fig. 0000049205 00000 n This type of gas valve used a single thermocouple.
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