Installation Manual

ManualsBrandsBosch ManualsPlumbingTherm 18" Natural Gas Tankless Water Heater With 199,000 BTU Max Input, Energy Star Rated, Electronic Ignition, 150 PSI Max Water Pressure, Non-Condensing, In Grey

6 720 644 930

34

Operation instructions

5 Operation instructions

Fig. 46

1 On/Off button

2 Reset button

3 Program Key

4 LCD display

5 Up button

6 Down button

7 LED - Power On indicator or Stand-by

5.1 Description LCD display

Fig. 47 Power bar indicator (input)

Fig. 48 Temperature indicator

Fig. 49 Error indicator

Fig. 50 Lock indicator (only with remote control)

Fig. 51 Flame indicator

Fig. 52 Solar mode indicator (see chapter 5.4, page

35)

Fig. 53 Remote control indicator

Warning: Do not use any cleaning or

corrosive agent to clean the window.