Do you have a question about the Thermann 135THMB4N and is the answer not in the manual?
Details the Pressure & Temperature Relief (PTR) Valve installation and operation requirements for safety.
Explains the function and safety implications of the over-temperature energy cut-out.
Outlines electrical connection requirements and safety practices for water heaters.
Step-by-step instructions for safely lighting a gas water heater.
Comprehensive service recommended every five years, or three for hard water areas.
Checks to perform when experiencing a lack of hot water.
Troubleshooting for increased utility bills or insufficient hot water supply.
Specifies conditions under which the warranty applies or is voided.
Provides steps and information required for submitting a warranty claim.
| Brand | Thermann |
|---|---|
| Model | 135THMB4N |
| Category | Water Heater |
| Language | English |










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