PowerBoss, Inc. Copyright 2010
PB# 4100039 Rev.* 06/10
Armadillo 9X Series Sweeper
Page 16
Air Filter Element Removal
1. Turn off the engine and set the parking brake.
2. Lift the engine cover.
3. Locate the air filter and loosen the retaining
clamp.
NOTE: The diesel engine has a screw type
retaining clamp. The gas and LP engines
have two lever retaining clamps.
4. Remove the dust cup.
5. Pull the rubber plug out of the dust cup and
empty the contents.
NOTE: The Diesel engine has a wing nut holding the
air filter element in place, remove the wing nut
first.
6. Pull the air filter elements out of its housing.
Air Filter Cleaning
1. Once you have removed the air filter
elements, empty the dust cup and clean the
interior of the air filter housing.
2. Use an air hose to blow out the air filter
elements. Air pressure should be 100 psi or
less.
Air Filter Inspection
1. After you clean the air filter elements, check
the elements for holes by passing a light bulb
inside it.
Air Filter Installation
1. Wipe out the air cleaner housing with a damp
cloth. Be sure all dirt is removed.
2. Install the cleaned replacement filter elements
so that the fins are at the far end of the
housing. Be careful not to damage the fins.
3. Replace the wing nut and tighten it (Diesel
only).
4. Replace the rubber plug in the dust cup.
5. Replace dust cup, being sure embossed word
“top” on cup is positioned correctly
(up).
6. Tighten the ring clamp or retaining clips.
7. Check the condition of intake hoses and
clamps. Close engine cover.
TROUBLESHOOTING PROCEDURES
AIR INTAKE SYSTEM
Check Air Filter Service Indicator
The air filter service indicator shows when to
change the air filter element. Check the indicator
on a daily basis. The red indicator gradually
becomes visible as the air filter elements load
with dirt. It is not necessary to change the air filter
elements until the red indicator reaches the top of
the service indicator and locks into position.
1. Lift engine cover.
2. Inspect air filter service indicator
NOTE: The indicator may return to the nonviable
position when the engine is shut off. To
check, reset indicator and turn on the
engine, if it locks in visible position again
clean or change element.
AIR FILTER
ELEMENT INNER
AIR FILTER SERVICE
INDICATOR
RETAINING
CLAMPS
DUST CAP
AIR FILTER
ELEMENT OUTER
TROUBLESHOOTING AND REPAIR
