Westinghouse WBMC**500 Manual page 64

64
Piping
Check boiler and system piping for any sign of leakage; make sure
Near boiler piping
pipes are properly supported.
Check condition of all vent pipes and joints. Ensure the vent piping
Vent
terminations are free of obstructions and blockages.
System
Visual Do a full visual inspection of all system components.
Functional Test all functions of the system (Heat, Safeties).
Verify safe settings on boiler or anti-scald valve.
Temperatures
Verify programmed temperature settings.
Electrical
Connections Check wire connections. Make sure connections are tight.
Smoke and CO Verify devices are installed and working properly. Change batteries if
Detector necessary.
Circuit Breakers Check to see that the circuit breaker is clearly labeled. Exercise circuit
breaker.
Switch and Plug Verify ON/OFF switch and convenience plug are both functional.
Chamber / Burner
Check burner tube and combustion chamber coils. Clean according
Combustion
to maintenance section of manual. Vacuum combustion chamber.
Chamber
Replace any gaskets that show signs of damage.
Spark Electrode Clean. Set gap at 1/4" Clean probe with plumbers cloth to remove
oxides.
Combination Ignitor Check ionization in uA (d7 in Status Menu in Start-Up Procedures).
and Flame Probe Record high fire and low fire. Clean probe with plumbers cloth to
remove oxides.
Condensate
Neutralizer Check condensate neutralizer. Replace if necessary.
Condensate Pipe Disconnect condensate pipe. Clean out dirt. Fill with water to level
of outlet and reinstall. (NOTE: Verify the flow of condensate, making
sure that the hose is properly connected during final inspection.)
Gas
Pressure Measure incoming gas pressure (3.5 to 14" WC).
Pressure Drop Measure drop in pressure on light off (no more than 1" WC).
Check Gas Pipe for Check gas piping. Test for leaks and signs of aging. Make sure all pipes
Leaks are properly supported.
Combustion
CO / CO2 Levels Check CO and CO2 levels in exhaust. See Start-Up Procedures for
ranges. Record at high and low fire.
Safeties
ECO (Energy Cut Check continuity on flue and water ECO. Replace if corroded.
Out)
Sensors Check wiring. Verify through ohms reading.
Final Inspection
Check List Verify that you have completed entire check list. WARNING: FAILURE
TO DO SO COULD RESULT IN SERIOUS INJURY OR DEATH.
Homeowner Review what you have done with the homeowner.
Table 28 - *Continue annual maintenance beyond the 4th year as required.
WHL-033 Rev. 1.29.16
Inspection Activities Date Last Completed
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*
1st Year 2nd Year 3rd Year 4th Year*