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Position Of The Fuses In Control Unit; Operating Instructions - Bosch Greentherm 9800 SE 160/199 Manual

Indoor residential and comme rcial tankless water heaters
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Fig. 29
Connecting power supply cord
[1] Power cord length: 5.9 ft (1.8m).
Note: The power supply that the appliance is plugged into
should be isolated from possible water damage. Observe
proper clearance to avoid damages.
5.2

Position of the fuses in control unit

To check the fuse, proceed as follows:
▶ Remove the front cover, see fig. 3, page 10.
▶ Disconnect all the cables from the control unit.
▶ Press the four snaps of the control unit and remove the
cover.
Fig. 30
Control Unit
▶ Press the four snaps inside the control unit and remove the
PCB.
Greentherm 9800 SE 160/199 | SEC 199
▶ Check the fuse on the printed circuit board, for electrical
continuity, see fig. 31, [1].
Fig. 31
Fuse position
[1] Fuse
▶ After checking the fuse, reinstall all parts in reverse order.
6

Operating Instructions

7
6
5
4
Fig. 32
Touch control display
[1] LCD display
[2] Up button
[3] Down button
[4] On/Off button
[5] Confirmation button
[6] Return button
[7] Burner status / Error symbol
NOTICE:
▶ Wipe down with a damp cloth. Do not
use any aggressive or corrosive cleaning
agents to clean the window.
Operating Instructions | 37
6720813761-03.1V
6 720 816 815 (2016/10)
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2
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