Honeywell VR8304 Universal Remote User Manual


 
INSTALLATION INSTRUCTIONS
69-0625—03
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VR8304 Intermittent Pilot
Combination Gas Control
APPLICATION
These intermittent pilot gas controls are used in gas-fired
appliances with capacities up to 300 ft
3
/hr at 1 in. WC
pressure drop (8.5 m
3
/h at 0.25 kPa) on natural gas.
They include a manual valve, two automatic operators,
and a pressure regulator. See Table 1 for temperature
ranges and regulator types.
Table 1. Temperature ranges and regulator types
SPECIFICATIONS
Body pattern: Straight-through body pattern.
Inlet x outlet sizes available: 1/2 x 1/2 in., 1/2 x 3/4 in.,
and 3/4 x 3/4 in. (factory-installed inlet flange).
Adapters Adapters available for 3/8, 1/2 and 3/4 in.
straight and angle connections. Refer to Table 2.
Electrical Ratings: voltage and frequency: 24 Vac,
50/60 Hz.
Current Draw: 0.7A.
Capacity: See Table 3.
Approvals:
American Gas Association Design Certificate:
UP-70-69A
Canadian Gas Association Design Certificate:
UP-70-69A.
Australian Gas Association Certificate: Applied for.
Delta C: Applied for.
Table 2. Flange part numbers
NOTE: Flange kits include one flange with attached O-
ring and fan mounting screw.
Table 3. Capacity
a
Capacity based on 1000 Btu/ft
3
, 0.64 specific gravity
natural gas at 1 in. WC pressure drop (37.3 MJ/m
3
,
0.64 specific gravity natural gas at 0.25 kPa pressure
drop.
Use conversion factors in Table 4 to convert capacities
for other gases.
Table 4. Gas capacity conversion factors
Model number
Ambient
temperature range Regulator type
VR8304H 0 F to 175 F
(-18 C to +79 C)
Slow-opening
VR8304K -40 F to 175 F
(-40 C to +79 C)
Slow opening
VR8304M -40 F to 175 F
(-40 C to +79 C)
Standard-opening
VR8304P -40 F to 175° F
(-40 C to +79 C)
Step-opening
Inlet/outlet pipe size Flange type Part number
3/8 inch NPT Straight 393690-11
1/2 inch NPT Elbow 393690-13
3/4 inch NPT Straight 393690-4
Elbow 393690-15
Size
(inlet x
outlet)
Capacity at 1 in.
WC pressure
drop
a
Minimum
regulated
capacity
Maximum
regulated
capacity
1/2 x 1/2
240 ft
3
/hr
(6.8 m
3
/hr)
30 ft
3
/hr
(0.8 m
3
/hr)
340 ft
3
/hr
(9.6 m
3
/hr)
1/2 X 3/4
270 ft
3
/hr
(7.6 m
3
/hr)
30 ft
3
/hr
(0.8 m
3
/hr)
370 ft
3
/hr
(10.5 m
3
/hr)
3/4 X 3/4
300 ft
3
/hr
(8.5 m
3
/hr)
30 ft
3
/hr
(0.8 m
3
/hr)
415 ft
3
/hr
(11.8 m
3
/r)
Gas Specific gravity
Multiply listed
capacity by
Manufactured 0.60 0.516
Mixed 0.70 0.765
Propane 1.53 1.62