resideo VR4304 Manual

resideo VR4304 Manual

Intermittent pilot combination gas control

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VR4304 Intermittent Pilot
Combination Gas Control

APPLICATION

These intermittent pilot gas controls are used in gas-
fired appliances with capacities up to 300 feet
1 inch wc pressure drop [8.5 meters
for natural gas. They include a manual valve, two
automatic operators, a pressure regulator, pilot
adjustment and a conduit cover. See Table 1 for
temperature ranges and regulator types.
Capacity:
Size
(Inlet x Outlet)
1/2 x 1/2
1/2 x 3/4
3/4 x 3/4
a
Capacity based on 1000 Btu/feet
0.64 specific gravity natural gas at 0.25 kPa pressure drop].
Table 1. Temperature Ranges And Regulator Types.
Model
Ambient
Number
Temperature Range
0° F to 175° F
VR4304H
[-18° C to +79° C]
-40° F to 175° F
VR4304M
[-40° C to +79° C]
-40° F to 175° F
VR4304P
[-40° C to +79° C]
Use conversion factors in Table 2 to convert capacities
for other gases.
3
/hour at
3
/hour at 0.25 kPa]
Capacity (at 1 inch wc
a
pressure drop)
3
240 feet
/hour
3
[6.8 meter
/hour]
3
270 feet
/hour
3
[7.6 meter
/hour]
3
300 feet
/hour
3
[8.5 meter
/hour]
3
, 0.64 specific gravity natural gas at 1 inch wc pressure drop [37.3 MJ/meter
Regulator
Type
Slow-opening
Standard-opening
Step-opening
Installation INSTRUCTIONS
Body Pattern: Straight-through.
Inlet x Outlet Sizes Available: 1/2 x 3/4 inch
and 3/4 x 3/4 inch..
Adapters: Adapters available for 1/2 and 3/4 inch
straight and angle connections. Refer to Table 3.
Electrical Ratings:
Voltage and Frequency: 120 Vac, 60 Hz.
Current Draw: 0.14A.
Minimum
Regulated Capacity
3
30 feet
/hour
3
[0.8 meter
/hour]
3
30 feet
/hour
3
[0.8 meter
/hour]
3
30 feet
/hour
3
0.8 meter
/hour]
Table 2. Gas Capacity Conversion Factors.
Gas
Specific Gravity
Manufactured
Mixed
Propane
Table 3. Adapter (Flange) Part Numbers.
Inlet/Outlet
Pipe Size
Flange Type
1/2 inch
Straight
NPT
Elbow
3/4 inch
Straight
NPT
Elbow
NOTE:
Flange Kits include one flange with attached
O-ring and four mounting screws.
Maximum
Regulated Capacity
3
340 feet
/hour
3
[9.6 meter
/hour]
3
370 feet
/hour
3
[10.5 meter
/hour]
3
415 feet
/hour
3
[11.8 meter
/hour]
Multiply Listed
Capacity By
0.60
0.516
0.70
0.765
1.53
1.62
Part Number
Without Hex
With Hex
Wrench
Wrench
393690-6
393690-16
393690-3
393690-13
393690-4
393690-14
393690-5
393690-15
69-0695-03
3
,

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Summary of Contents for resideo VR4304

  • Page 1 VR4304 Intermittent Pilot Combination Gas Control INSTALLATION INSTRUCTIONS Body Pattern: Straight-through. APPLICATION Inlet x Outlet Sizes Available: 1/2 x 3/4 inch These intermittent pilot gas controls are used in gas- and 3/4 x 3/4 inch.. fired appliances with capacities up to 300 feet /hour at 1 inch wc pressure drop [8.5 meters...
  • Page 2 To convert a gas control from natural to LP gas or from them could damage the product or cause a LP to natural gas, contact your Resideo representative. hazardous condition. 2. Check the ratings given in the instructions and on...
  • Page 3 VR4304 INTERMITTENT PILOT COMBINATION GAS CONTROL DROP 6/32 INCH ROUND PIPED HORIZONTAL SCREWS (1) CONTROL SUPPLY CONDUIT RISER COVER CONTROL PIPED 3 IN. SUPPLY (76 MM) MINIMUM VALVE OUTLET DROP HORIZONTAL 3 IN. FLANGE TUBING (76 MM) MINIMUM 9/64 INCH HEX SCREWS (4) SUPPLY 1 DO NOT OVERTIGHTEN SCREWS.
  • Page 4 VR4304 INTERMITTENT PILOT COMBINATION GAS CONTROL Connect Pilot Gas Tubing CONVENIENCE PRESSURE REGULATOR WIRING 1. Cut tubing to desired length and bend as necessary TERMINALS (2) ADJUSTMENT (UNDER TERMINALS (2) (OPTIONAL) CAP SCREW) for routing to pilot burner. Do not make sharp...
  • Page 5 OVERLOAD PROTECTION AS REQUIRED. PILOT GAS Q381, PILOT BURNER/ SUPPLY M3091 IGNITOR-SENSOR ALTERNATE LIMIT CONTROLLER LOCATION Fig. 7. VR4304 wiring connections in intermittent ignition system. STARTUP AND CHECKOUT Perform Gas Leak Test WARNING WARNING Fire or Explosion Hazard Fire or Explosion Hazard...
  • Page 6 VR4304 INTERMITTENT PILOT COMBINATION GAS CONTROL a. Remove the pressure regulator adjustment cap screw. PROPER FLAME b. Using a screwdriver, turn the inner adjustment ADJUSTMENT 3/8 TO 1/2 INCH screw clockwise to increase or (10 TO 13 mm) counterclockwise to decrease the main burner gas pressure.
  • Page 7 VR4304 INTERMITTENT PILOT COMBINATION GAS CONTROL 1. Turn off gas supply. 5. After the module locks out, open gas control knob 2. Set the thermostat or controller above room and make sure there is no gas flow to the pilot or temperature to call for heat.
  • Page 8 Resideo Technologies, Inc. 1985 Douglas Drive North, Golden Valley, MN 55422 1-800-468-1502 69-0695—03 M.S. Rev. 06-20 | Printed in United States www.resideo.com © 2020 Resideo Technologies, Inc. All rights reserved. This product is manufactured by Resideo Technologies, Inc. and its affiliates.

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