Commissioning Checklist - Grundfos PHT-N130 Installation And Operating Instructions Manual

8.5 Commissioning checklist.

Before the commissioning phase starts ensure that the Installation checklist has
been completed and check the state of the mains power and water supplied to
the unit.
Step Done Activity
 Fully read and study this manual.
1
Ensure that the installation location meets all of the

2
requirements in this manual.
 Check mains power and water to the unit are both OFF
3
If necessary, remove the screws retaining front and

4
top covers. Place to one side.
Inspect the Installation, check everything in the

5
Installation checklist has been completed.
Close the system isolating valve on the discharge side of

6 unit. Open the mains water isolating valve. Apply water
to the unit and check the filling of the header tank.
Check the fill level in the header tank does not exceed the

7 overflow height. Make any adjustments as required.
Prime the pump and the whole system as necessary.

8
Inspect for any leaks.
Refit the controller cover and review all of the above

9
actions. Apply the mains power. Switch ON the unit.
Allow the unit to boot up.

10

Access the Engineers menu.

11
Set the unit up according to the desired customer

parameters.
12
Record the parameters in the
Commissioning log.

Test the pumps, using the Pump test function in the

engineering menu. Open the system isolating valve.
13
 Check the system for any faults.
Observe correct system operation.
 Replace all covers and re-fit the screws
13
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Observe static sensitive precautions!
Page 24 of 47
GRUNDFOS INSTRUCTIONS
Action/Check/Notes
Ensure both are OFF and cannot be
accidentally turned ON.
Refer to the Float valve
adjustment section
Refer to the Float valve
adjustment section
Refer Priming pump section of this
manual.
Ignore any Warnings/Alarms.
The PHT-T model will need one
minute to close all motorized valves
before you can begin to program the
unit.
Refer System Controller overview
section
Press and hold down the OK but for
the duration of the pump run.