North American 4031 Pilot Mixer
Sheet 4031-1
GAS
AIR
3⁄8
"
fpt
Gas Inlet
A
¾
"
fpt
Air Inlet
R510-2150
Locknut
A
4-6590-1 Gas
Adjustment Screw
¾
"
fpt
Mixture Outlet
Section
A-A
1⁄8
"
fpt Pressure Tap
(R590-7810
1⁄8
"
square head
pipe plug, steel - 2 required)
PARTS LIST
Cop
yr
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ved | Shee
t 4031-1 09/18
WARNING:
Situations dangerous to personnel and property may exist with the operation and maintenance of any combustion equipment. The presence of fuels, oxidants, hot and cold combustion products, hot
surfaces, electrical power in control and ignition circuits, etc., are inherent with any combustion application. Components in combustion systems may exceed 160°F (71°C) surface temperatures and present hot
surface contact hazard. Fives North American Combustion, Inc. suggests the use of combustion systems that are in compliance with all Safety Codes, Standards, Regulations and Directives; and care in operation.
Maximum Operating Pressure:
20 psig (1.4 bar)
Normal Operating Pressure:
10-30"w.c. (25-75 mbar)
Minimum Design Temperature:
-40°F (-40°C)
Maximum Design Temperature:
375°F (190°C)
Body Materials:
Cast Iron with Brass air orifi ce
Gas Adjustment Screw Material:
416 Stainless Steel
Weight:
1.7 lbs. (.8 kg)
SPECIFICATIONS
ENERG
Y | C
OMBUSITION
Fives North American Combustion, Inc.
4455 East 71st Street - Cleveland, OH 44105 - USA
www.fi vesgroup.com
CONTACT
fna.sales@fi vesgroup.com
T +1 800 626 3477 - F +1 216 373 4237
