Troubleshooting - Project Fire Zonecheck Retrofit ZC450-R50 Instruction Booklet

Troubleshooting

Zonecheck should be troubleshooted by a competent fire sprinkler installer and wiring
checked by a qualified electrician.
No lights on key-switch
Only PUMP RUNNING LED
illuminates.
Pump runs hot & does not
operate the flow-switch.
Pump runs while in STANDBY.
13
Isolate the power then check the Key-switch wiring
against the wiring diagram. Confirm the power supply
has been connected properly.
Check the red & green Zonecheck valves are open.
1 Check Zonecheck has been installed facing the
correct way.
2 Remove the plastic lid from the flow-switch,
push and hold the trigger with your finger for 30
seconds. If the Flow Switch Activated LED (on the
key-switch) operates see below. If not check the
wiring against the diagram.
Pump is airlocked.
Vent air from pipework using appropriate vent/valve
(not included) and repeat test.
It may take some time to fully remove the air from the
pump impeller.
Key-switch has been incorrectly wired. Isolate the
power then check the wiring diagram and rewire.
If there is still a problem, contact technical support at
Project Fire.