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COMBUSTION AIR SYSTEM
This product is designed for use on the Beckett AFG burners,
for the purpose of routing combustion air directly to the
burner, with the added safety feature of the vacuum relief
valve.
NOTE: For burner inputs up to 1.5 gph at 100 psi input
pressure or equivalent.
"The Furnace Boot™ model CAS-2B-90E is for use only on
the designated burner(s) as described in these instructions
only when the specific burner includes this Furnace Boot™
when shipped from the burner manufacturer or where the
burner instructions specifically reference the model CAS-2B-
90E Furnace Boot™ as an optional air intake system."
I
TEMS INCLUDED IN KIT
1 - 90E Furnace Boot™
1 - Set of Gaskets
1 - 4" VRV
1 - 4" IAH Hood
1 - Burner Coupling Set
2 - Mounting Bolts
Model: CAS-2B-90E Furnace Boot™
4" VRV
:
FURNACE
BOOT™
4" IAH
HOOD
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NSTALLER SUPPLIED ITEMS
Duct Piping and Elbows
90° Elbows;
¼ " NPT Female x ¼" NPT Male for
routing oil line
:
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Related Manuals for Field Controls 46381400
Summary of Contents for Field Controls 46381400
- Page 1 COMBUSTION AIR SYSTEM Model: CAS-2B-90E Furnace Boot™ FURNACE BOOT™ 4” IAH 4” VRV HOOD This product is designed for use on the Beckett AFG burners, for the purpose of routing combustion air directly to the burner, with the added safety feature of the vacuum relief valve.
- Page 2 THE PURPOSE OF THE VACUUM RELIEF VALVE (VRV) The Vacuum Relief Valve is a safety device to guard against combustion problems associated with directly connecting oil burners to the outside. Typical problems can be caused by blockage of the intake termination, icing up of the ductwork and effects of leeward side wind effects on a building.
- Page 3 3. For low firing rate applications with burner inputs up to .75 GPH only: a. Insert flow restrictor pan in the inlet collar with the flat of the pan inward. (See Figure 5) b. Push the pan as far as the pan can go. The pan will approximately 5/8”...
- Page 4 160° controllable, use standard industry methods to control the draft or call the Field Controls Tech Line at 1-800-742-8368 for more information. 3. Next, adjust the VRV gate by screwing the adjustment weight in until the VRV gate is just closed.