Fujitsu WATERSTAGE 112 Maintenance Document page 84

Heat Pump, Split System, Single Service, 3 phase
Summer Compensation
Line no. Programming line
918 Summer comp start at OT
919 Summer comp end at OT
920 Summer comp setp increase
In summer the "cooling comfort setpoint" (902) is
gradually increased
temperature. This saves on cooling power and
prevents the differences between the ambient
temperature of the room and the outdoor temperature
being too high.
The resulting "room temperature setpoint" (cooling)
can be viewed in the Info section.
Summer compensation start at OT
Summer compensation starts to be active from the
outdoor temperature defined here. If the outdoor
temperature continues to rise, the comfort setpoint
will be gradually increased.
84
according to the outdoor
Comfort
setpoint
902
918
Summer compensation end at OT
At this outdoor
compensation reaches its peak efficiency (920). If the
outdoor temperature continues to rise, it will no longer
influence the comfort setpoint.
Summer compensation setpoint increase
This setting defines the highest value to which the
comfort setpoint can be increased.
920
OT
919
temperature the summer
Maintenance Document 1394-1