Installation and operating instructions Wilo-Atmos PICO 7
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3 Product description and function
Overview Wilo-Atmos PICO (Fig. 1)
1 Pump housing with screwed connections
2 Glandless pump motor
3 Condensate drain openings
(4x around circumference)
4 Rating plate
5Housing screws
6 Control module
7 Operating push button
8 Run signal/fault signal LED
9 Display of selected control mode
10 Display of selected characteristic curve (I, II, III)
11 Wilo-Connector, electrical mains connection
Function High-efficiency circulator for hot-water heating sys-
tems with integrated differential pressure control. Con-
trol mode and delivery head (differential pressure) are
adjustable. The differential pressure is controlled via the
pump speed.
Type key
Example: Wilo-Atmos PICO 25/1-6-130
Atmos PICO High-efficiency circulator
25 Screwed connection DN 25 (Rp 1)
1-6 1 = Minimum delivery head in m (adjustable down
to 0.5 m)
6 = Maximum delivery head in m at Q = 0 m³/h
130 Port-to-port length: 130 mm or 180 mm
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