680567
15
Zoom out
Zoom in
Previous page
1/52
Next page
12
13
7
Problem How to check Remedy
5 Protection
trips
too often
6 Shaft
spins
with difficulty
A - Check for obstructions in the motor or the
pump.
B - As in 5D.
C - Check bearings for proper conditions.
A - As in 2B.
B - As in 5D.
C - Replace any faulty bearing.
A - Ascertain whether the protection device is
set to a value lower than the motor full load
requirements.
B - One phase is missing due to faults in
contacts or supply cable.
C - Liquid is viscous or its specific weight is
much higher than that of water.
D - Harsh rubbing occurs between sliding and
stationary parts.
A - Correct setting.
B - Clean and reset contact or
replace supply cable with new
one.
C - Reduce flow rate slightly by
adjusting the delivery sluice
valve accordingly. If this is not
acceptable, instal a more
powerful motor.
D - Remove cause of harsh
rubbing.
8
When stopped,
the pump runs
slightly in reverse
direction
A - Leaks or air locks in suction pipe. A - Correct leaks and read section
“installation”.
7 Pump
vibrates, runs
noisily;
flow rate
is uneven
A - Pump runs beyond rated capacity.
B - Pump or pipework not properly secured.
C - As in 3F.
D - As in 3G.
A - Reduce flow rate.
B - Secure any loose or improperly
secured part.
C - As in 3F.
D - As in 3G.
9
In pressure
boosting
applications the
pump starts and
stops too often
A - Pressure-switch setting is too limited.
B - Leaks in system.
A - Set pressure switch to wider
limits.
B - Eliminate leaks.
10
In pressure
boosting
applications, the
pump does not stop
A -
Max.-pressure setting in pressure switch
is too high.
B -
As in 9B
A - Reduce max-pressure setting
to lower value.
B - As in 9B.
8. Fault finding chart: problems, possible causes and remedies
15


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Speroni CX at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Speroni CX in the language / languages: English, German, French, Italian, Spanish as an attachment in your email.

The manual is 13,65 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info