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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
specific gravity natural gas at 0.25 kPa pressure drop].
Use conversion factors in Table 2 to convert capacities for
other gasses.
TABLE 2—GAS CAPACITY CONVERSION
FACTORS.
Specific
Gas
Gravity
Manufactured
0.60
Mixed
0.70
Propane
1.53
BODY PATTERN: Straight-through body pattern.
INLET X OUTLET SIZES AVAILABLE: 1/2 x 1/2 inch,
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.
TABLE 3—ADAPTER (FLANGE) PART NUMBERS.
Inlet/
Outlet
Flange
Pipe Size
Type
1/2 inch NPT
Straight
Elbow
3/4 inch NPT
Straight
Elbow
NOTE: Flange Kits include one flange with attached O-ring
and four mounting screws.
PRESSURE TAPPING: Inlet and outlet taps standard. 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 [3.5 kPa]
inlet pressure.
PRESSURE REGULATION: See Table 1. Regulator adjust-
ment accessible from top of gas control.
MOUNTING: Can be mounted 0 to 90 degrees in any
direction, including vertically, from the upright position of
the gas control knob.
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
Multiply
Listed
Capacity by
0.516
0.765
1.62
Part Number
Without
With
Hex
Hex
Wrench
Wrench
393690-6
393690-16
393690-3
393690-13
393690-4
393690-14
393690-5
393690-15
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]
TEMPERATURE RATING:
VR8305M,P:-40° F to +175° F [-40° C to +79° C].
VR8305H: 0° F to 175° F [-18° C to +79° C].
DIMENSIONS: See Fig. 1.
APPROVALS:
American Gas Association design certificate:
UP-70-69A.
Canadian Gas Association design certificate:
UP-70-69A.
Australian Gas Association certified:
4717.
DELTA C: UP-70-69A.
ACCESSORIES:
• Flanges, see Table 3.
• 394349 9/64 inch hex tool for flange assembly screws.
• 393691 Natural to LP Gas Conversion Kit.
• 394588 LP to Natural Gas Conversion Kit.
Fig. 1—VR8305 installation dimensions in
inches and [millimeters].
(FOR FLANGE
MOUNTING)
8-32 TAPPED (4)
1
1
(25)
4-1/16 (104)
1
FLANGE FACTORY MOUNTED
ON 3/4 X 3/4 INCH MODELS ONLY.
2
STEP-OPENING MODELS ONLY.
3
SPECIFICATIONS • INSTALLATION
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]
3
, 0.64
1/4 in. QUICK-
CONNECT
4 in. (102)
TERMINALS
SWING
RADIUS
3-15/16
(99)
MV
1/2
MV
(13)
1
(25)
1-7/16
(36)
1/2
(13)
1 (25)
2-11/16 (69)
68-0109—3
VR8305
2-3/16
(56)
2
M16277
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