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Installation
Zonecheck should be installed by a competent fire sprinkler installer and a suitably qualified
electrician.
1.
Contact building management to inform them of proposed works.
2.
Isolate and drain down selected zone.
3
Marry the Zonecheck 450 Retro-fit up to the pipe around the flow-switch to make sure it
will fit on facing the correct direction and in the correct orientation (page 05).
4.
Measure the distance between the mech-tee outlets.
5.
On the centre-line of the pipe mark two points equally spaced either side of the existing
flow-switch using the measurement you have just taken (this should be around 313mm
or 12 3/8" - see page 10 for details).
6.
Cut two holes on the designated marks with a hole-saw:
2"-4"pipe ...............
6" pipe ....................
8" pipe.....................
7.
Remove burrs and clean pipe surface around the hole.
8.
Fit the Zonecheck to the pipe. Double check it is facing the correct direction & in the
correct orientation (see pages 04 & 05) before tightening the mech-tee bolts.
9.
Note the direction of sprinkler system flow and apply the two flow-arrow labels (provided)
to the pipe either side of flow-switch.
10. Fit the key-switch to the wall in a suitable location that is easy to reach from floor level.
11.
Wire the Zonecheck & flow-switch in accordance with the instructions on pages 07-09.
12. Re-charge the zone with water (on completion, proceed to commissioning - page 03).
Ø38mm
(1½" hole-saw)
Ø51mm
(2" hole-saw)
Ø64mm
(2½" hole-saw)
DO NOT ATTEMPT TO MODIFY ZONECHECK,
TAMPERING WILL VOID THE WARRANTY.
2
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