COMPONENT POSITIONS
Pipe connections
XL3
Connection, cold water compression ring coupling
Ø22 mm
XL4
Connection, hot water compression ring coupling
Ø22 mm
XL13
Connection, solar system supply ext.
Ø22 mm
XL14
Connection, solar system return ext.
Ø22 mm
XL48
Connection, safety valve compression ring coupling
Ø15 mm
HVAC components
FL1
Safety valve/draining valve
FL6
Vacuum valve
FQ1
Mixing valve
QM35
Shut-off valve cold water
1
Not visible in the image
Designations in component locations according to standard IEC 81346-1 and 81346-2.
18
FQ1
UA1
FL1
XL48
EB1
PF1
PF3
QM35
1
FL6
EB1
FQ10
X1
XL3
XL4
SF3
QQ4
Electrical components
EB1
Immersion heater
FQ10
Temperature limiter
QQ3
Connection area, switch
QQ4
Connection area, temperature limiter
SF1
Switch/circuit breaker
SF3
Thermostat knob
X1
Terminal block, incoming supply
Miscellaneous
PF1
Type plate (on the base frame, behind the front
cover)
PF3
Serial number plate (on the base frame, behind
the front cover)
UA1
Submerged tube for hot water sensor int. Ø11 mm
(display)
UA2
Submerged tube for solar sensor int. Ø10 mm
(control) BT54
UL1
Adjustable feet
QQ3
SF1
UL1
XL13
UA2
XL14
NIBE Compact Sol | GB