Viessmann VITODENS 100-W Installation And Service Instructions Manual page 73

Gas fired wall mounted condensing boiler natural gas version type wb1a

Hide thumbs Also See for VITODENS 100-W:

Table of Contents

Repairs

(cont.)

Check the temperature limiter

If the burner control unit cannot be reset after a fault shutdown, although the

boiler water temperature is below approx. 75 °C, check the temperature limiter.

1. Pull the leads from temperature lim-

iter A.

2. Check the continuity of the tem-

perature limiter with a multimeter.

3. Remove faulty temperature limiter.

4. Coat the replacement temperature

limiter with heat conducting paste

and install.

5. To reset press "Reset" key on the

control unit.

Troubleshooting

Table of Contents

Show Quick Links

Table of Contents