Lanair MXB360 - Manual (Page 31)

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Section 18 - Service / Maintenance
DAILY
• Check fuel supply tank
level.
• Check vacuum gauge
reading on suction line.
See Section 19.
• Check atomizing air pres-
sure at the air filter/ regu-
lator. Set to 12 psi. Drain
water from the bowl if
necessary
• Check the fuel pressure
gauge on the burner. set
to the correct pressure
for the fuel being used.
• Visually inspect flame.
Adjust accordingly.
• Check draft using a
manometer. Set draft to -
.02 cold, -.06 hot.
• If boiler is not to be used
for an extended period
of time, flip the pre-
heater rocker switch off
(light off ).
WEEKLY
• Drain water/ anti-freeze
from the fuel supply
tank.
• Check the air pressure
setting on the primary air
regulator. Set to 30 psi.
• Drain water from the air
pressure supply line
drain leg and primary
regulator.
MONTHLY
• Check the combustion
chamber flue passages.
Clean if needed (see
page 32).
• Clean the chimney, chim-
ney connector and baro-
metric damper.
• Clean pump strainer, suc-
tion line strainer and
pick-up tube strainer (pp
33). NOTE: Always prime
pump after cleaning
strainers.
• Check for dirt build-up
on the combustion
blower wheel. Keep
wheel clean.
• Inspect the combustion
chamber, ash build-up,
and flame.
ANNUALLY
(Season Shut Down)
• Shut off main power sup-
ply to boiler.
• Perform monthly serv-
ice/maintenance.
• Flip air/fuel pre-heater
switch off.
• Shut off air supply.
• Remove air/fuel pre-
heater assembly.
Disassemble and clean.
Replace all o-rings (pp.
34, 35).
• Remove air turbulator
and clean (pp. 34, 35).
• Replace nozzle and quad
ring (pp. 34, 35 ,39)
• Replace Ignitor (pp 38).
• Adjust turbulator (pp 38).
• Lubricate all motors fol-
lowing specifications on
the motor rating plate.
• Clean fuel pump
strainer (see pp 33).
• Drain and clean fuel sup-
ply tank.
• Clean combustion blow-
er, axial fan blades and
fan cage
NOTE: ALWAYS WEAR EYE, FACE AND BREATHING PROTECTION AND PROTECTIVE CLOTH-
ING WHEN INSPECTING OR CLEANING CHAMBER OR ADJUSTING FLAME.
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MX SERIES BOILER SERVICE / MAINTENANCE SCHEDULE