Grundfos 97931710, Installation And Operating Instructions Manual

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Once any maintenance work is completed, ensure that the isolating valves are opened
fully, locked in the open position and that the electricity supply to the FireSAFE unit is
restored, and locked in the ON position.
Check that the correct system pressure is achieved.
Inform the necessary people that the system has been restored.
13.1 Service and Annual Test (as per BS 9251:2014)
Step Done Activity Action/Check/Notes
1

Inspect the Control panel for any LED Service/Fault
indications. Clear all Service/Fault conditions first.
Refer to the Fault Finding checklist
2

General Inspection for Leaks, Corrosion and damage.
Fix any leaks.
Report any corrosion.
For leaks from Pump shaft seal
refer to CR pump I&O
3

Inspect all external electrical wiring for wear and tear,
nicks, breaks, exposed conductors and poor
fitting/termination etc.
Repair/replace as necessary.
Ensure Mains power isolator is
locked in the OFF position before
carrying out any activities.
4

Switch OFF the Mains power.
Ensure Mains power isolator is
locked in the OFF position.
5

Inspect all internal electrical wiring for wear and tear,
nicks, breaks, exposed conductors and poor
fitting/termination etc.
Repair/replace as necessary.
Ensure Mains power isolator is
locked in the OFF position before
carrying out any activities.
6

Remove the Controller front, Inspect:
PCB, Fuses, Battery holder and wiring.
Replace batteries.
Reset the Yearly test time. Press button SW1 on the PCB
Support the controller front panel
(Ribbon cable)
Report any corrosion.
Repair any wiring.
For fuses see Spare Parts list.
2 x AAA batteries
7

Refit controller front.
8

Close the isolating valves on the suction and discharge
sides of the FireSAFE.
9

Prepare the area for water spillage
10

Remove the 1” Test line plug found on top of the 5 way
valve. (For the FireSAFE Basic test Pipes need to be
added) See section 5 for position.
Water will be pressurised, release
slowly and allow to drain slowly.
11

Ensure water tight connection.
Open suction side isolating valves
12

Apply Mains power to unit.
System will respond to pressure
drop, and pump will run.
13

Vent Test line system and pump as necessary.
Close test line isolating valve
Check system set pressure has
been achieved in test line
14

Perform annual system test.
per BS 9251 requirements
15
Check unit responds to pressure drop, and enters:

System Pressure Maintenance Mode
See section 6