Cleaning The Inlet Pre-Filter; Draining The Heater - Bosch TRONIC 6100 C Installation Manual

Installation Manual
3. Disconnect wiring harness connected to the inside of the front cover.
Figure 18
4. Remove cover completely.
2 4 |

11.2 Cleaning the Inlet Pre-Filter

1. Remove and clean the pre-fi lter on the inlet water side once every year and
any time maintenance is performed on the heater.
2. Wash lightly to remove any debris.
3. Reinstall fi lter and purge air from the system prior to turning on power.
Figure 19
WARNING: ELECTRICAL HAZARD
 When any form of maintenance is carried out on the water
heater or the home's plumbing system that may introduce air
into the pipes, it is crucial to turn the power off to the water
heater and purge the air out of the lines before restoring
power to the unit. Follow "Filling the Water Heater", this
manual. FAILURE TO DO SO COULD RESULT IN PERMANENT
DAMAGE TO THE HEATING ELEMENT AND VOID YOUR
WARRANTY.

11.3 Draining the Heater

The water heater can be emptied by:
 Siphoning the water out through any lower service valve on the inlet side.
 Keep a hot water faucet open while siphoning the water out.
Bosch Tronic 6100 C Electric Tankless Water Heaters - BTC 724001301 A (08.2022)