Crystal Vision
Maintenance
Indigo 2 CoolFlow User Manual R1.3
32
20/06/2012
Be sure to refit finger guards on the outer side of the mounting plate assembly
Replace the PSU fan assembly as shown in the preceding section
Plug in the 3-way connector from the new fan to the front panel PCB
Reconnect the power supply cords
If the frame is powered, the PSU fan should now be operating and the PSU FAN LED
should be green. Once the front panel is closed the PSU fan will stop rotating and the PSU
FAN LED will be unlit.
Front panel PCB showing PSU fan connector
Replacing the front panel fan
To replace the front panel fan proceed as follows:
If possible disconnect the power cord(s) connected to the frame
Open the front panel
If the frame is powered, the fan on the front panel will stop and the PSU fan will
automatically speed up to maximum speed
Undo the 3-way connector which is attached to 3 wires on the fan from the front
panel PCB
Using a screwdriver remove the four screws that hold the fan and fan’s finger
guard to the front panel
Remove the fan and finger guard completely
Replace the fan with a Crystal Vision supplied replacement part to ensure
adequate cooling and continued fire protection. Be sure to fit the finger guards
on the outer side of the fan
Reconnect the 3-way connector which is attached to the front panel PCB.
Close the front panel and reconnect the power supply cords
The front panel fan should be operating and the FRONT FAN LED should be lit green.
PSU Fan
