Boiler Service And Maintenance; Service And Maintenance Schedules - Weil-McLain 4 Series Manual

sTeam series
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Boiler Service and Maintenance

Service and Maintenance Schedules

Service Technician
(use this manual for instructions)
General:
‰ Investigate reported issues
‰ Inspect burner and flue-ways.
‰ Clean boiler heating surfaces and burner if
necessary, following procedures provided in this
manual
‰ Check for water leaks in piping and at
components
‰ Check gas piping for leaks using soap suds
mixture only
‰ Check oil piping, tank, and components for signs
of leakage
‰ Inspect wiring and connections
‰ Lubricate circulators and pumps as required;
perform maintenance required for all system
components
‰ Check for indications of operating issues, such as
excessive makeup water
‰ Check control settings
‰ Inspect control piping and LWCO Clean if
necessary, following procedures in this manual
Startup
‰ Follow procedures on page 35 to start-up boiler
and test operation
‰ Skim steam boilers as described on page 35
‰ Test the low water cutoff by opening its blowdown
valve to remove dirt, rust, and sediment Verify
that burner stops as the water level approaches
the bottom of the water gauge glass
‰ Verify operation of boiler and all controls
‰ If operational issues are observed, correct the
issues and restart
Review:
‰ Review with the owner
WARNING
!
Follow the service and maintenance procedures given throughout this manual and other literature
shipped with the boiler. Failure to perform service and maintenance can cause damage to the boiler or
system. Failure to follow the directions in this manual and component literature can result in severe
personal injury, death, or substantial property damage.
550-100-157/0523
boiler manual
4
Print or photocopy this page to keep an annual record
Owner Maintenance
(see the User Manual for instructions)
‰ Check the boiler area
‰ Check air openings
‰ Check pressure/temperature gauge
‰ Verify the boiler is operating correctly
Daily
‰ Check the water level in the gauge
glass
‰ Verify the boiler panels are securely in
place
‰ Check the vent piping
‰ Check the relief valve
‰ Probe-type LWCO — test by pressing
Monthly
the test button
‰ Float-type LWCO— blowdown and
test by opening the blowdown valve
‰ Check the boiler gas, oil, and water
Every 6
piping
Months
‰ Operate the relief valve
‰ Shut down the boiler (unless the
boiler is used for domestic water or is
required for other purposes)
End of
‰ For long-term boiler shutdown, contact
Season
a qualified boiler service technician
to shut down the boiler following the
procedure in this manual
mainTenanCe
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