Tankless Water Heater Maintenance Checklist

Tankless Water Heater Maintenance Checklist
Complete this checklist to ensure all critical maintenance steps are performed and documented during each tankless water heater service visit.
Technician Name
First NameLast Name
Date of Service
MonthDayYear
Date
Customer Name
First NameLast Name
Service Address
Street Address
Street Address Line 2
CityState / ProvincePostal / Zip Code
Water Heater Model/Serial Number

Checklist of Maintenance Tasks

Rows	Completed	N/A
Inspect and clean water filter(s)	1	2
Descale/flush heat exchanger	3	4
Check for error codes and reset if needed	5	6
Inspect venting system for blockages/leaks	7	8
Test water temperature and adjust if necessary	9	10
Check for gas leaks at connections	11	12
Inspect electrical connections and wiring	13	14
Verify proper water flow and pressure	15	16
Inspect and clean air intake filter	17	18
Check for unusual noises during operation	19	20

Are there any visible signs of leakage or corrosion?
Other (describe below)
Overall condition of the unit
Recommendations or Actions Taken
Additional Notes or Comments
Customer/Owner Signature (to confirm completion of maintenance)
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