Filter
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SECTION 3 - LUBRICATION AND MAINTENANCE
3-53
EVERY 1000 HOURS
To remove the cab air filter, lift up on the filter
frame handle, 1, and unhook the latch, 2. Allow
the filter and frame to lower toward the cab
window.
Figure 3-78
1
2
Hold a light on one side of the new element and
check for ruptures. A pinpoint of light indicates a
rupture in the element paper. If this occurs, the
element is defective and must be replaced.
Install the new element into the frame and check
the seal, 1, around the perimeter of the element
for nicks or cracks. Replace the element if any
damage is found.
Figure 3-79
1
Reinstall the filter into its frame on the back of the
cab roof. Lift the frame latch handle, 1, and hook
the latch tab, 2, into the frame.
Figure 3-80
1
2
WARNING
The cab air filter is designed to remove
dust from the air but will not exclude
chemical vapor. Follow the chemical
manufacturers directions regarding
protection from dangerous chemicals.