Checking Fuses - Viessmann BW 30 .CS Series Installation And Service Instructions Manual

Checking fuses

Fuses in the front wiring chamber
■ Power circuit fuse, compressor 1 and 2 (see sepa-
rate "Connection and wiring diagram")
Subject to heat pump/compressor output; see chap-
ter "Specification"
Power circuit fuse, system components (see sepa-
■
rate "Connection and wiring diagram")
Danger
Contact with live components can lead to seri-
ous injury from electric current.
Before working on the appliance, ensure that
the power circuit is also at zero volt.
Removing fuses does not switch the power
circuit to zero volt.
Repairs
51