Maintenance; Possible Faults, Causes And Solutions - Espa PRESSDRIVE Manual De Instrucciones

5. MAINTENANCE

Our PRESSDRIVE require no specific maintenance.
Clean the unit with a damp cloth without using harsh
products.
If the unit is not to be operated for a long pe-
riod it is recommended to remove it from the
installation, drain down and store in a dry, well
ventilated place.
ATTENTION: In the event of faults or damage
occurring to the pump, repairs should only be
carried out by an authorised service agent.
The Official Technical
www.espa.com.
.

6. POSSIBLE FAULTS, CAUSES AND SOLUTIONS

1) The assembly does not shut down.
2) The motor operates but provides no flow.
3) The pressure is not sufficient.
4) The assembly is constantly stopping and starting.
5) The assembly does not start.
1 2 3 4 5 POSSIBLE PROBLEM
X Closed gate valve
X X Tap or cistern leak
X No water
X Pump blocked
X
Total head height
X X X Air entering suction channel
X
No power
X X Leak in discharge pipework
The static head is greater than the as-
X
sembly start pressure
7. TECNICHAL CARACTERISTICS
Liquid temperature: ..................................... 4ºC - 60ºC
Ambient temperature: ................................. 0ºC - 40ºC
Storage temperature: .............................. -10ºC - 50ºC
Ambient relative humidity, max.: .......................95%
Maximum altitude ...................................1500 m.
Start up pressure:................................1.5 - 2.5 bar.
Services list is in
When the unit is eventually disposed of, please note
that it contains no toxic or polluting material. All main
components are material identified to allow selective
disposal
SOLUTIONS
Open valve
Repair leak
Wait till water level recovered and press red button
Call service engineer
Chk. geometric ht. plus loss of head
Carefully seal all joints and connectors
Check fuses
repair leak
Chk. start-up setting is correct
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EN