Grundfos 97931710, Инструкция по установке и эксплуатации

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9.7 System Verification Test Checklist
Before the system is signed off and handed over to the customer the system as a whole
needs to be performance verified.
Step Done Activity Action/Check/Notes
1

Fully read and study this manual.
2

Inspect the installation, check everything in the
installation and commissioning check list has been
completed.
3

With the system active, pressurised and fault free.
4

Partly open the FireSAFE draincock or other drain point
creating a very slow pressure drop
Pressure maintenance function test
5

Observe the pressure decaying and the point at which the
system re-acts on the pressure gauge.
Check values against installation
requirement. Change as necessary.
Repeat as necessary.
6

Close the drain point and seal the system.
Observe the FireSAFE unit restoring the system pressure
and returning to a healthy state after 20 seconds
Observe Controller LEDs
7

Repeat the above from steps 3 but fully opening the drain
point. Observe the FireSAFE unit attempting to restore
the system pressure and after 20 seconds going into Fire
Alarm Mode
Fire Alarm mode
Continuous operation
8

Check the Digital Inputs give the expected outputs when
activated:

Fault Y / N (Ring answer)

Tank low water level Y / N (Ring answer)

Flow switch Y / N (Ring answer)
Observe Controller LEDs
9

Close drain point, seal the system, observe pressure
restoration
Press Test/Reset button
10

System should return to healthy operation state,
Put system into Service mode and clear any faults.
Check digital outputs reset.
Refer to section 7.1 – Service Mode
11

Place pump healthy sticker around pressure gauge.
Mark acceptable pressures for system on the sticker
corresponding to the pressure gauge markings.
Cut off the excess white and green areas.
Affix sticker around pressure gauge for future visual
inspection and verification.
Sticker included in document pack.
Gives the user a visual indication of
acceptable settings for the system.
12

Place the pump off shut after fire activation sticker in a
clearly visible location near or on the FireSAFE unit.
Sticker included in document pack.
Gives the user quick shut down
instructions.
14

Clean up area and ensure safe for user.
Mains isolator is locked in the ON position.
Isolating valves locked in the OPEN position.
Inform customer and any
monitoring services that the system
is operational. Handover this
manual.