55
Figure 51
Pull out the fan tray
3.
Install a new fan tray. For more information, see the chapter “
Installing the firewall
.”
NOTE:
•
Do not keep the firewall working without a fan tray for over two minutes because poor ventilation may
result in damage to the firewall.
•
To protect the removed fan tray, place it in an antistatic bag.
Replacing an air filter
NOTE:
An air filter is an optional accessory.
Follow these steps to replace an air filter:
1.
Use a Philips screwdriver to loosen the captive screws of the air filter to be removed until all spring
pressure is released.