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Product Manual

ManualsBrandsLanair ManualsHeaters, Stoves + FireplacesWaste Oil-Fired Thermostat-Controlled Heater Package — 200,000 BTU, 5,000 Sq. Ft. Capacity, Thru-Roof Chimney
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Section 6 - Fuel Supply Pump/Piping
18
14. Install the fuel supply line from the fuel by-pass regulator (port B) to the inlet port on the
left side of the burner using 1/2” inside diameter (.493) steel pipe, or 1/2” outside diame-
ter copper tubing.The maximum distance of this line is 25 feet. The fuel supply line must
be run below the burner at all times. If the fuel supply line runs above the burner it will
create head pressure.This head pressure will over-fire the burner voiding the warranty.
15. Install a union in the supply line close to the burner for service.
16. Install a shut-off valve in the fuel supply line at the fuel by-pass regulator for service.
17. Use 37º flare fittings on all copper tubing connections. Do not use compression fittings.
18. Keep the fuel supply lines 1” off any outside walls.
19. The fuel supply line must gradually rise to the burner. It should not be higher
than the burner.
20. Clean all lines, fittings, and parts internally before
assembly. A small burr or piece of
rust could plug the nozzle. See Section 2 for an illustration of a typical pump and piping
installation.
B. Port to the oil inlet on the burner assembly.
Install 1/2” O.D. min. copper tubing, or 1/2”
schedule 40 pipe. Failure to install this line
properly will result in damage to your heater,
and will void your warranty.
T. Port to the oil supply tank for the overflow return
line. Install 1/2” O.D. min. copper tubing. or1/2”
schedule 40 pipe. This line MUST run straight
into the tank, and should not be sub-merged
in oil. No elbows should be used. Failure to
install this line properly will result in damage
to your heater, and will void your warranty.
P. Port from the outlet side of your fuel supply
pump. Install 1/2” O.D. min. copper tubing, or
1/2 schedule 40 pipe. Failure to install this
line properly will result in damage to your
heater, and
will void your warranty.
Bottom View of the Aluminum Oil
By-Pass Regulator
Figure 4
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