Legend
1 Controller top cover
2 Captive screws
2 Slide the top cov
er backwards 0.5 inches (13 mm) and lift the top cover
straight up and o the Controller chassis.
Remove an Air Filter
1 At the front of the Controller chassis, locate the air lter release tabs.
2 Press the release tabs inwards at the same time to unlock the tabs and
disengage the air lter.
Figure 107: Air filter release tabs
Legend
1 Release tabs 2 Air lter
3 Carefully rotate the top of the air lter outw
ards and as the release tabs
disengage, lift out the lter.
Controller Replacement Procedures
142