Biddle DF2 Installation, Operating And Maintenance Manual page 39

DF M
ANUAL
Installation, Operating And Maintenance Manual version 1.0 (16-08-2023)
For all models
1. Remove the screws along the edge of the inspection panel.
2. Pull the panel forward a little and remove it.
c
Caution:
The entire panel comes free once pulled forward –
make sure it does not fall.
6.2.3 Removing the control circuit board
With all units:
1. Open the unit.
For water-heated units and units without heating:
1. Remove the screws 1 on the top of the unit.
en
S
ERVICE
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