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REGULAR MAINTENANCE PREVENTIVE MAINTENANCE
Hot Surface
Ignitor
X - Check for continuity.
- Check that Flame Sensor is straight.
- Clean sensor with fine steel wool.
- Remove from the unit and clean with compressed
air from outside matting.
NOTE: It is recommended to replace the burner
gasket each time a burner is removed.
Drain Lines X - Switch to drain and make sure water flows freely.
- Adjust blow down time when required. Check that
scale has not accumulated above 2".
- Drill out tank nipples when required to
ensure nipples are not blocked with scale.
- Clean tank when required. - Clean tank.
Float Chamber X X X - Ensure floats move freely.
- Clean scale from float chamber and hose
connecting to hit.
Fill Lines X X X - Inspect for leaks.
Drain Lines XX X
- Inspect for leaks at the drain pump, fill cup and
float chamber.
Gas Venting XX X
- Inspect for leaks. Ensure terminal cap is clear and
any condensation produced flows to condensate
traps. Flue temp should be between 350-400ºF.
Direct Vent X X - Inspect for leaks. Ensure intake terminal is clear.
H/L Stack Sensor XX X
- Visual check that sensor is intact, wired and
attached to the exhaust.
- Replace hot surface ignitor and flame
sensor with replacement kit.
MANDATORY M AINT ENANCE SCHEDULE
WHAT NEEDS TO BE DONE?
Flame Sensor
XX
X
XTank
END OF
SEASON
MID
30 DAYS
after initial
start-up
PARTS
X
Gas Burner
-
2
9
-