Cause:
The pump runs against the insulating air cushion.
remedy:
Stationary wet-well installation:
–
Ventilate backflow preventer via adjusting screw.
Tighten adjusting screw again after ventilation.
–
If it is very difficult for the customer to access the
backflow preventer, raise the pump on the chain
approx. 3 cm and wait until no more air bubbles
appear. Lower pump again.
Stationary, horizontal dry installation:
–
Ventilate flange pipe (fig. 2c, pos. 19) by opening
1
/
2
"
stop valve (pos. 20). Close stop valve again after
ventilation.
remedy:
Stationary, vertical dry installation:
–
Ventilate backflow preventer via adjusting screw, or
on pipe bend (fig. 2d pos. 4B) by opening
1
/
2
" stop
valve, (pos. 20). Tighten adjusting screw/stop valve
again after ventilation.
If no solution can be found, please contact your plumbing
and heating specialist or your nearest WILO customer
services or representative.
12
ENGLISH
Subject to technical alterations!
Summary of Contents for TP 100 Series
Page 2: ...Fig 1...
Page 3: ...Fig 2b Fig 2a...
Page 4: ...Fig 2c Fig 2d...
Page 5: ...Fig 3...
Page 33: ...Notizen Notes Notes Appunti...
