Viessmann Vitocal 300-G Installation And Service Instructions Manual page 114

Commissioning, inspection, maintenance
Further details regarding the individual steps
1. If displayed values deviate by more
than 1 K from actual values, cali-
brate the sensors via keys 0
and =.
6. Signal inputs
Check whether all sensor inputs have been connected as per the connection
diagram (see from page 174).
All signal inputs must be set to OFF.
7. Outputs
Each output (relay) can be switched individually. Every function can be enabled
with the relay test (internal and external components).
!
Please note
Safety elements will shut down
the compressor and instanta-
neous heating water heater if
they are switched on without
running pumps.
Compressor and instanta-
neous heating water heater
must only be switched on when
primary and secondary pumps
are running.
8. Mixer or diverter valve
Select, check and manual opening/closing of individual mixer outputs or diverter
valves in any mixer position.
open Ó OPEN
close Ó CLOSE
stop Ó STOP
114
(cont.)
2. Change to the next function with
key "BACK".
Change to the next function with key
"BACK".
1. Enabling components.
2. After a successful testing of com-
ponent function press "RESET".
3. Change to the next function with
key "BACK".
1. Press keys "OPEN", "CLOSE",
"STOP", "-10%", "+10%".
2. Change to the next function with
key "BACK".