Maintenance instructions
6.6 QS4 Technical Reference Manual
Maintenance tasks
What is it you want to do This is how you do it
Change the fuse
1. Switch the circuit breaker that supplies ac power to the
control panel to the OFF position.
2. Expose the ac terminal block and pull out the fuse holder.
3. Replace the blown fuse with a new one of the same type
and size.
4. Plug the fuse holder back into the ac terminal block.
5. Switch the circuit breaker that supplies ac power to the
control panel to the ON position.
Replacing a SIGA device when
mapping is disabled)
WARNING: Replacing a device when mapping is disabled
leaves the area unprotected. The control panel does not
automatically reassign responses to replaced devices when
mapping is disabled.
To replace devices on a loop that operates with mapping
disabled, you must first enable mapping then accept the map.
After you replace your devices, you can disable mapping on the
loop.
Note: Replacement devices must be the same model as the
devices being replaced.
1. Press Menu.
2. Log onto the panel as a Level 4 operator.
3. Choose Enable > Loop Mapping.
4. Enter the card number of the SLIC that connects to the
device you want to replace.
Wait until mapping finishes before continuing.
5. Choose Cards > Edit.
6. Enter the card number of the SLIC that connects to the
device you want to replace.
7. Choose Accept Map.
If actual and expected data for detectors and modules are
the same, press Enter.
8. Choose Exit > Exit > Save and Sync.
9. Replace the device.
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