Fujitsu Waterstage WOYG140LCTA Manual page 29

Air to Water Heat Pump split system
Variable pressure Pression variable
Venting
Dégazage
Constant pressure Pression constate
figure 27 - Pump dial
Installation and operating manual "1765 - EN"
Circulation pump sticking or blocked:
If the motor is blocked, a start cycle is launched.
If the motor remains blocked it will be permanently
stopped.
" Cut off the electricity supply from the circulation
pump for 30 seconds in order to release and
authorise another start cycle.
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