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Honeywell VR8305, Быстрое руководство, Страница: 14 / 16

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Honeywell VR8305 Скачать руководство пользователя страница 14

14

TURNING OFF THE APPLIANCE
VACATION SHUTDOWN—Set the thermostat to the de-

sired room temperature while you are away.

COMPLETE SHUTDOWN—Push the gas control knob in

slightly and turn clockwise

to OFF. Do not force.

Appliance will completely shut off. Follow the
Instructions to the Homeowner above to resume normal
operation.

6. Turn the gas control knob counterclockwise

to

ON.

7. Replace the gas control access panel.
8. Reconnect all electric power to the appliance.
9. Set the thermostat to the desired setting.

10. If the appliance does not turn on, set the gas control

knob to OFF and contact a qualified service technician for
assistance.

VR8305

SERVICE

Содержание VR8305

Страница 1: ...ontrols include a safety shut off a manual valve two automatic operators and a pressure regulator Used with S89C E F and S87 series 5 and later Used with 24 Vac heating appliances that burn natural or liquefied petroleum LP gas Capacity rated up to 300 feet3 hour at 1 inch wc pressure drop 8 5 meters3 hour at 0 25 kPa Maximum capacity rated up to 415 feet3 hour 11 8 meters3 hour Minimum capacity r...

Страница 2: ...expected if those con ditions are changed MODELS VR8305 Dual Automatic Valve Combination Gas Controls for use in Direct Ignition Systems See Table 1 for model specifications SUPPLY VOLTAGE 24 Vac 60 Hz CURRENT DRAW 0 7A ELECTRICALCONNECTIONS 1 4inchmalequick con nects Two convenience terminals on top of control op tional Terminal block color coded brown TYPE OF GAS VR8305 setup for natural gas inc...

Страница 3: ...PT Straight 393690 6 393690 16 Elbow 393690 3 393690 13 3 4 inch NPT Straight 393690 4 393690 14 Elbow 393690 5 393690 15 NOTE Flange Kits include one flange with attached O ring and four mounting screws PRESSURE TAPPING Inletandoutlettapsstandard Taps accessible from top of gas control Tap is 1 8 inch NPT with plug containing recess for 3 16 inch Allen wrench PRESSURE RATING A G A rating 1 2 psi ...

Страница 4: ...nect piping Followtheappliancemanufacturer sinstructionsifavail able otherwise use the instructions provided below CONVERTING BETWEEN NATURAL AND LP GAS WARNING FIRE OR EXPLOSION HAZARD CAN CAUSE PROPERTY DAMAGE SEVERE INJURY OR DEATH 1 DonotuseagascontrolsetfornaturalgasonLP gasoragascontrolsetforLPgasonnaturalgas 2 Whenmakingconversion mainandpilotburner orifices MUST be changed to meet applianc...

Страница 5: ...endofthesupplypipeinplaceofthegascontrol following the same precautions and instructions that are used for installingthegascontrol Aftertheadapterisinstalled thegas control is attached to the adapter as outlined above Note that using an adapter increases the overall length of the gas control CHOOSE GAS CONTROL LOCATION Do not locate the gas control where it can be affected by steam cleaning high h...

Страница 6: ...mount Control 3 8 9 16 3 8 1 2 3 4 1 2 3 4 13 16 3 4 GAS CONTROL GAS CONTROL HORIZONTAL DROP PIPED GAS SUPPLY PIPED GAS SUPPLY 3 IN 76 MM MINIMUM 3 IN 76 MM MINIMUM RISER GAS CONTROL TUBING GAS SUPPLY HORIZONTAL DROP 3 IN 76 MM MINIMUM RISER M3077 2 1 2 2 1 2 ALL BENDS IN METALLIC TUBING SHOULD BE SMOOTH CAUTION SHUT OFF THE MAIN GAS SUPPLY BEFORE REMOVING END CAP TO PREVENT GAS FROM FILLING THE W...

Страница 7: ...ctrical shock or equipment damage 1 Checkthepowersupplyratingonthevalveandensure it matches the available supply Install transformer thermo stat and other controls as required 2 Connect control circuit to gas control terminals See Figs 2 8 and 9 3 Adjust thermostat heat anticipator to 0 70 rating stamped on valve operator Fig 8 VR8305 Wiring Connections in S87 Direct Ignition System Fig 9 VR8305 W...

Страница 8: ...ER CAUTION 1 Do not exceed the input rating stamped on the appliance nameplate or manufacturer s recom mended burner orifice pressure for the size ori fice used Ensure the main burner primary air supply is properly adjusted for complete com bustion refer to the appliance manufacturer s instructions 2 IF CHECKING GAS INPUT BY CLOCKING THE GAS METER Ensure that the only gas flow through the meter is...

Страница 9: ...ure regulator adjustment cap screw b Using a screwdriver turn the inner adjustment screw clockwise toincreaseorcounterclockwise to decrease the main burner gas pressure c Always replace the cap screw and tighten firmly to ensure proper operation 4 Ifdesiredoutletpressureorflowratecannotbeachieved by adjusting the gas control check the inlet pressure using a manometeratinletpressuretaporupstreamoft...

Страница 10: ...ticvalvesofthegascontrol whichallowsmainburnergas flow Atthesametime theDImodulegeneratesasparkatthe igniter sensor to light the main burner The second automatic valve diaphragm controlled by the servo pressure regulator opens and adjusts gas flow as long as the system is powered The servo pressure regulator monitors outlet pressure to provide an even main burner gas flow Loss of power thermostat ...

Страница 11: ...let pressure and 3 5 inches wc 0 9 kPa outlet pressure Step Opening Pressure Regulation VR8305P Step opening gas controls actually combine two pressure regulators one for the low pressure and one for the full rate pressure When the thermostat calls for heat the automatic operator valve disc opens The low pressure regulator main tainsoutletpressureatthepresetsteprateforseveralseconds Then the regul...

Страница 12: ...RATOR SECOND AUTOMATIC OPERATOR SOLENOID SECOND AUTOMATIC OPERATOR VALVE DISC SERVO PRESSURE REGULATOR GAS CONTROL OUTLET SECOND AUTOMATIC VALVE DIAPHRAGM FIRST AUTOMATIC VALVE NOTE SECOND AUTOMATIC VALVE OPERATOR AND SERVO PRESSURE REGULATOR SHOWN OUTSIDE GAS CONTROL FOR EASE IN TRACING GAS FLOW SLOW OPENING GAS CONTROL HAS A GAS FLOW RESTRICTOR IN THIS PASSAGE M9115 1 1 ...

Страница 13: ...ty control 2 Disconnect all electric power to the appliance 3 Remove the gas control access panel 4 Push in the gas control knob slightly and turn clock wise to OFF 5 Waitfiveminutestoclearoutanyunburnedgas Ifyou then smell gas STOP Follow Step 3 in the Warnings above If you do not smell gas continue with the next step WARNING FIRE OR EXPLOSION HAZARD CAN CAUSE PROPERTY DAMAGE SEVERE INJURY OR DEA...

Страница 14: ... will completely shut off Follow the Instructions to the Homeowner above to resume normal operation 6 Turn the gas control knob counterclockwise to ON 7 Replace the gas control access panel 8 Reconnect all electric power to the appliance 9 Set the thermostat to the desired setting 10 If the appliance does not turn on set the gas control knob to OFF and contact a qualified service technician for as...

Страница 15: ...15 68 0109 3 ...

Страница 16: ...elping You Control Your World Building Controls Division Building Controls Division Honeywell Inc Honeywell Limited Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley MN 55422 Scarborough Ontario QUALITY IS KEY ...

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