SECTION 3 - LUBRICATION ANDMAINTENANCE
3-29
EVERY 50 HOURS
OPERATION 22Clean the Cab Air Filter
The cab air filter,1, located on the rear of the cab
must be cleaned to keep the cab air system
operating at maximum efficiency.
Note: In humid conditions, such as occur on
most early mornings, do not switch on the blower
prior to servicing the filter.Damp particles drawn
into the filter may be difficult to remove without
washing.
Note: The filter is made of specially treated
paper with a rubber sealing strip bonded to the
upper surface. Do not damage the element
during removal.
Figure 3-37
1
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. Remove the filter element. The filter
element may be cleaned using either method A
or B depending on the condition of the element.
METHOD A
Clean the element with compressed air not
exceeding2 bar (30 PSI). Hold the nozzle at least
300mm (12”)from the filter to prevent damage to
the paper pleats. Direct the compressed air
through the filter opposite the normal air flow.
Figure 3-38
12
WARNING
Weareye protection and a face mask when
carrying out this operation.