SECTION 7 - The HIU Controller first power up and set up
SECTION 14 - Spares
Ref
Front line spares descripon
Part Code
1
Grundfos UPM3 FLEX AS Pump - Head and Block
HI29337005
2
PICV stepper ACTUATOR
HI29330005
3
PICV compact valve cartridge
HI29329005
4
Pressure switch 0.7bar
HI29308005
5
Heating plate heat exchanger x 18
HI28559005
6
Filling group
HI2FL12041510
7
Pressure gauge
HI29339005
8
Zilmet expansion vessel
HI29340005
9
NTC temperature sensor
HI29531005
10
3 Bar fast connection safety relief valve
HI23520040
Controller and Cables Spares
Part Code
11
HIUC PID Controller
HI29295-005
*
HIUC PID Controller printed circuit board with
casing base
PFAP-1462-00
*
HIUC PID Controller front cover with touch screen
PFFG0652-00
*
HIUC Controller cable gland
CMPD-4066-00
*
Pump power cable
HI29532-025
*
Pump PWM cable
HI29532-035
*
Power supply cable
HI29532-125
Spares (not pictured)
Part Code
Flow meter cable
HI29532045
Pressure switch cable
HI29532055
Primary flow temperature sensor cable RED
HI29532065
Primary return temperature sensor cable BLUE
HI29532075
Heating flow temperature sensor cable WHITE
HI29532085
Heating return temperature sensor cable GREY
HI29532095
DHW temperature sensor cable ORANGE
HI29532105
Casing earth wire
HI29532115
Cable gland
HI29287005
View A
Front line spares
Filling group HI2FL12041510
PICV compact valve cartridge
1
4
3
2
5
6
8
3
Pressure gauge HI29339005
(bracket not included)
7
9
9
9
9
10
HIUC PID Controller HI29295-005
11
Page 21
e&oe 07/22