lp-672 Rev. 000 Rel. 002 Date 10.3.18
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Table 31 - *Continue annual maintenance beyond the 4th year as required.
INSPECTION ACTIVITIES
DATE LAST COMPLETED
PIPING
1st YEAR 2nd YEAR 3rd YEAR
4th YEAR*
Near water heater
piping
Check water heater and system piping for any sign of leakage.
Leaking pipes could cause property damage. Make sure all piping
is properly supported. Ensure freeze protection is intact and in good
condition. Flush tankless heat exchanger annually (more in hard
water conditions). See User’s Information manual for instructions.
Vent
Check condition of the exhaust vent and intake. Check for
obstructions exhaust and intake termination points.
Gas
Check Gas piping, test for leaks and signs of aging. Make sure all
pipes are properly supported.
SYSTEM
Visual
Do a full visual inspection of all system components.
Functional
Test all functions of the system (Heat, Safeties)
Temperatures
Verify safe settings on water heater or Anti-Scald Valve
Temperatures
Verify programmed temperature settings
ELECTRICAL
Connections
Check wire connections. Make sure they are tight.
Smoke and CO detector Verify devices are installed and working properly. Change batteries
if 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
Combustion Chamber
Check burner tube and combustion chamber coils. Clean according
to maintenance section of manual. Vacuum combustion chamber.
Spark Electrode
Clean. Set gap at 1/8”.
CONDENSATE
Condensate Trap
Clean debris from the condensate trap. Fill with clean water.
Neutralizer
Check condensate neutralizer. Replace if necessary.
Condensate hose
Disconnect condensate hose. Clean out dirt and re-install. (
NOTE:
Verify the flow of condensate, making sure that the hose is properly
connected during final inspection.)
Freeze Protection
Ensure freeze protection is intact and in good condition.
GAS
Pressure
Measure incoming gas pressure (3.5” to 14” W.C.)
Pressure Drop
Measure drop in pressure on light off (no more than 1” W.C.)
Check gas pipe for
leaks
Check piping for leaks. Verify that all are properly supported.
COMBUSTION
CO/CO2 Levels
Check CO and CO2 levels in Exhaust. Record at high and low fire.
SAFETIES
ECO (Energy Cut Out)
Check continuity on Flue and Water ECO. Replace if corroded.
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.
TECH SIGN OFF
