resideo VR4300 Installation Instructions Manual

resideo VR4300 Installation Instructions Manual

Continuous pilot combination gas control

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VR4300 Continuous Pilot
Combination Gas Control
APPLICATION
These continuous pilot gas controls are used in gas-
fired appliances with capacities up to 300 feet
one inch wc pressure drop [5.7 meters
kPa] on natural gas.
They include a manual valve, safety shutoff, two
automatic operators, a pressure regulator, pilot
adjustment, and a conduit cover. See Table 1 for
temperature ranges and regulator types.
BODY PATTERN: Straight-through body pattern.
CAPACITY
Capacity at 1 inch wc
Inlet x Outlet
Size (In.)
1/2 x 1/2
1/2 x 3/4
3/4 x 3/4
a
Capacity based on 1000 Btu/feet
specific gravity natural gas at 0.25 kPa pressure drop].
Table 1. Temperature Ranges and Regulator Types
Ambient
Model
Temperature
Number
Range
VR4300A
0°F to 175°F
[-18°C to +79°C]
VR4300C
0°F to 175°F
[-18°C to +79°C]
VR4300H
0°F to 175°F
[-18°C to +79°C]
VR4300M
-40°F to 175°F
[-40°C to +79°C]
VR4300P
-40°F to 175°F
[-40°C to +79°C]
3
/hour at
3
/hour at 0.25
a
Pressure Drop
3
180 feet
/hour
3
[5.1 meter
/hour]
3
190 feet
/hour
3
[5.4 meter
/hour]
3
200 feet
/hour
3
[5.7 meter
/hour]
3
, 0.64 specific gravity natural gas at 1 inch wc pressure drop [37.3 MJ/meter
Regulator Type
Standard-opening
Step-opening
Slow-opening
Standard-opening
Step-opening
INSTALLATION INSTRUCTIONS
INLET X OUTLET SIZES AVAILABLE: 1/2 by 3/4 inch and
3/4 by 3/4 inch.
ADAPTERS: Adapters available for 1/2 and 3/4 inch
straight and angle connections. Refer to Table 2.
ELECTRICAL RATINGS:
Voltage and Frequency: 120 Vac, 60 Hz.
Current Draw: 0.14A.
Use conversion factors in Table 3 to convert capacities
for other gases.
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. Adapter (Flange) Part Numbers
Inlet/Outlet
Pipe Size
1/2 inch NPT
3/4 inch NPT
NOTE:
Flange kits include one flange with attached O-
ring and fan mounting screw.
Maximum Regulated Capacity
3
225 feet
/hour
3
[6.4 meter
/hour]
3
290 feet
/hour
3
[8.2 meter
/hour]
3
300 feet
/hour
3
[8.5 meter
/hour]
Part Number
Flange
Without Hex
Type
Wrench
Straight
393690-6
Elbow
393690-3
Straight
393690-4
Elbow
393690-5
3
, 0.64
With Hex
Wrench
393690-16
393690-13
393690-14
393690-15
69-0683-02

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Summary of Contents for resideo VR4300

  • Page 1 VR4300 Continuous Pilot Combination Gas Control INSTALLATION INSTRUCTIONS APPLICATION INLET X OUTLET SIZES AVAILABLE: 1/2 by 3/4 inch and 3/4 by 3/4 inch. These continuous pilot gas controls are used in gas- ADAPTERS: Adapters available for 1/2 and 3/4 inch...
  • Page 2: Installation

    To convert a gas control from natural gas to LP gas or 3. Assure installer is a trained, experienced service from LP gas to natural gas, contact your Resideo technician. representative. 4. After installation is complete, use these instruc- tions to check out product operation.
  • Page 3: Using Adapters To Solve Swing Radius Problems

    VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL USING ADAPTERS TO SOLVE SWING 1. Use new, properly reamed pipe free from chips. If tubing is used, assure the ends are square, RADIUS PROBLEMS deburred and clean. All tubing bends must be In some field service applications, it is difficult or smooth and without deformation.
  • Page 4 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL TWO IMPERFECT PRESSURE REGULATOR THREADS GAS CONTROL ADJUSTMENT WIRING (UNDER CAP SCREW) TERMINALS (3) INLET PIPE OUTLET PRESSURE PRESSURE THREAD PIPE THE AMOUNT APPLY A MODERATE AMOUNT OF OUTLET INLET SHOWN IN TABLE FOR...
  • Page 5 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL WIRING Follow the wiring instructions furnished by the appliance manufacturer, if available, or use the general instructions provided below. THERMOCOUPLE LEAD All wiring must comply with applicable electrical codes and ordinances, including insulated quick connect terminals.
  • Page 6: Start-Up And Checkout

    VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL Table 5. Maximum Length of Supplementary Limit Leadwires when using Q340A Thermocouple Maximum Leadwire Length x 2 (Wires) Thermocouple Length AWG No. 14 AWG No. 16 AWG No. 18 Inches Meters Inches Meters Inches...
  • Page 7 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL 1. Remove the pilot adjustment cover screw. Refer to Standard-Opening and Slow-Opening Pressure Regulator Fig. 5. 1. The gas control outlet pressure should match the 2. Turn the inner adjustment screw clockwise to manifold pressure listed on the appliance name- decrease or counterclockwise to increase the pilot plate.
  • Page 8: Maintenance

    VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL Table 7. Pressure Regulator Specification Pressures in in. Outlet Pressure Nominal Inlet Nominal Factory Setting Setting Range Pressure Model Type of Gas Range Step Full Rate Step Full Rate Standard-, Natural 5.0 - 7.0 3.0 - 5.0...
  • Page 9 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL IF THE PILOT BURNER FLAME WILL NOT LIGHT INSTRUCTIONS TO THE HOMEOWNER 1. Assure the main gas supply valve is open and the pilot gas supply line is purged of air. WARNING 2. Attempt to light pilot burner flame following proce- dures in Light the Pilot Burner Flame, page 6.
  • Page 10 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL 9. Push and hold the gas control knob all the way in. 12. Replace the pilot burner access panel. Immediately light the pilot burner flame with a 13. Replace the gas control access panel.
  • Page 11 VR4300 CONTINUOUS PILOT COMBINATION GAS CONTROL 69-0683—02...
  • Page 12 Resideo Technologies, Inc. 1985 Douglas Drive North, Golden Valley, MN 55422 1-800-468-1502 69-0683—02 M.S. Rev. 05-20 | 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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