Bryant 394U User Manual
Page 2
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HEATING RATINGS AND CAPACITIES
Rating* Input** Btuh
100,000
Output Btuh
80,000
* Ratings are for elevations up to 2000 ft.; for higher altitudes, reduce ratings
for each 1000 ft. above Sea Level.
**20% reduction in input allowed.
STANDARD GAS CONTROL OPTIONS
Control
Type
Gas
D2
Propane
100% shutoff automatic pilot, Bryant
automatic gas control valve.
D4
Natural
Bryant automatic gas control valve with
pressure regulator, Bryant automatic
pilot.
D5
Natural
100% shutoff for natural gas. Same as
D4 except uses thermocouple pilot and
pilot relay.
CONTROL INFORMATION
Burners (Steel Slotted Port)
4
Orifice Drill Size - Propane
54
- Natural
41
D2 Control (Propane) Regulator
None required
Valve
1/2 A641
Escapement Orifice Drill Size
80
Pilot - 734
0.010 Orifice
D4 Control (Natural) Bryant
Automatic Gas Control Valve
with Pressure Regulator
1/2 A643
Pilot - 732
0.016 Orifice
D5 Control (Natural) Bryant
Automatic Gas Control Valve
with Pressure Regulator
1/2 A643
Pilot - 734
0.016 Orifice
Manual shutoff cock and pilot cock are integral parts of the 1/2 A643 automatic
gas control valve with pressure regulator.
РРШ 394U.100.5