Remote Control Installation; Eso/250Sx/250Sxo/2400E/ 2400Eo; Installation - Bosch Remote Control User Manual

4 Remote control
installation for: GWH-
635-ES/GWH-635-
ESO/250SX/250SXO/
2400E/2400EO
4.1 Remote control
transceiver PCB

installation

Warning: For safety
reasons, disconnect
the power supply to
the water heater
before performing
installation.
Pre-installation preparation
B Disconnect power supply to heater.
B Remove plastic decals on front
panel.
B Loosen two Philips head screws
located behind plastic decals.
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Remote control installation

B Lift front cover upward and remove.
Fig. 2
B Remove the 5 screws on the front
retaining bar (see Fig. 2, pos. 1 and
2) being careful not to damage the
foam sealant material on it.
B Remove control unit auxiliary cover
(Fig. 2, pos. 4).
B Remove the two electrical strip
connectors inside the auxiliary cover
(Fig. see diagram below) and then
loosen the 110V power supply cord
retaining nut located underneath the
heater. Once loosened, the power
cord can be pulled up through the
heater to provide sufficient slack.
5