COMMISSIONING GUIDE
Do not attempt to start the pump(s) even to check the direction of rotation
until the system has been filled with water and both the pump and the
system have been primed/vented.
Arrangements should be made for an engineer to commission the pressurisation unit.
Please contact the GRUNDFOS service company EUROPUMP SERVICES LTD by
telephoning 08450 508100 where arrangements can be made for an engineer to
co mm issio n t h e u n it .
FILLING
The system should be initially filled via a filling loop. Turn on the water supply and
ensure the tank fills properly and stops. Ensure there are no leaks. DO NOT ALLOW
the
ta n k t o e mp t y, a n d t h e p um p s to run d ry, a s t h is co u ld in va lid a te t h e p um p
warranty. This is especially important after initial installation and during the fill cycle.
OPERATION
Do not attempt to supply electricity to the control panel and run the pump
electric motors without ensuring that all electrical fittings, cables and
enclosures are intact and suitably electrically isolated from human touch
during operation.
Pump electric motors will have hot external surfaces during operation and
ca re mu st b e ta ke n t o e n su re t h at pe
ople
can n o t com e int o co n ta ct wit h
the surfaces of the electric motors.
When all electrical covers are in place, and the pumps have been vented, and the
ca b in et co ve rs re p la ced , t he n t h e e le ct rica l su p p ly
to the unit can be switched on
.
The pressurisation unit will start two seconds after electrical supply has been
applied.
