Pipe connections
Connection, cold waterXL 3
Connection, hot waterXL 4
Connecting incoming airXL43
Connecting outgoing airXL44
Overflow water discharge
1
WM2
HVAC components
Safety valve, water heaterFL 1
Vacuum valve (only F110 Cu)FL 6
Mixer valve, hot waterFQ 1
Circulation pump, chargingGP12
Vent screw (only F110 R)QM 5
Venting, hot waterQM25
Shut-off valve, hot waterQM 30
TundishWM 1
Overflow water dischargeWM 2
Sensors etc.
High pressure pressostatBP1
Temperature sensor, hot water, controlBT 6
Temperature sensor, hot water, displayBT 7
Temperature sensor, condenser outBT12
Temperature sensor, heating medium return
before condenser
BT13
Temperature sensor, evaporatorBT16
ThermostatBT 35
Temperature sensor, defrostingBT76
Temperature sensor, incoming airBT77
Electrical components
Base cardAA2
Display unitAA 4
CapacitorCA1
Immersion heaterEB 1
Compressor heaterEB10
Temperature limiter
1
FD 1
Cooling components
EvaporatorEP1
CondenserEP2
CompressorGQ10
Drying filterHZ2
Expansion valveQN1
Solenoid valve, defrostingQN20
Ventilation
FanGQ1
Air filter
1
HQ12
Miscellaneous
Rating platePF1
Serial number platePF3
1
Not visible in the image
Designations in component locations according to
standard IEC 81346-1 and 81346-2.
11Chapter 3 | The Heat pump designNIBE™ F110