Stepp SPHD series - Pre-MIX Heater Maintenance Schedule

16
ITEM OPERATION TO PERFORM DAILY EVERY
WEEK
EVERY
MONTH
EVERY
3MO
EVERY
6MO
EVERY
YEAR
Burner Diffuser Inspect burner diffuser for damage
and deterioration.
X
Burner Diffuser Replace burner diffuser. Refer to
parts list for P/N
X
Burner Fuel
Nozzle
Replace fuel nozzle. Refer to parts
section for P/N
X
Door Hinges
And Slides
Lubricate with high temperature
grease. Inspect for worn or damag-
es components.
X
Hose Assembly
On Spray
Wand
Inspect for cracks, fraying, or
deterioration. Replace if needed
with original equipment hose.
X
Hose Assembly
On Spray
Wand
Replace with original equipment
hose
X
Main Hopper Clean out and inspect for cracks or
other damage. Weld or repair as
needed
X
Tack Tank
(if equipped)
Cleanout and inspect for leaks,
cracks or other damage.
X
Fuel Filter for
Burner
Install new filter for diesel burner.
Install new strainer for LP burner.
X
Thermostats Check for proper calibration, adjust
as needed.
X
Fuel Lines Check for security, damage, and
leaks. Replace with oem type hose
as needed
X
Fuel Tanks Check for damage and leaks.
X
Lights Check for proper operations
X
PRE-MIX HEATER MAINTENANCE SCHEDULE