LUBRICATION
55 AU103170 H5B
10. Push the button on the top of the restriction indicator
to remove the red band from view.
11. Start the engine and check the air filter restriction
indicator. If the red band shows in the restriction
indicator, replace the element.
NOTE:
You must be seated in the operators seat to start
the engine.
Secondary (Inner) Element
Replace the secondary (inner) element when one of the
following occurs:
A. After the primary (outer) element has been
cleaned three times.
B. After one year of service in the machine.
C. After the primary (outer) element has been
cleaned or replaced and the red band on the air
filter restriction indicator is still showing with the
engine running.
NOTE:
DO NOT clean the secondary (inner) element.
To Service the Secondary Element (1):
A19233
1. Remove the end cover and remove the primary
(outer) element.
2. Remove the wing nut and remove the secondary
(inner) element (1). Discard the element.
3. Use a clean damp cloth and clean the inside of the
filter body.
4. Install a new secondary (inner) element (1). Make
sure the element has full gasket contact before you
tighten the wing nut.
5. Install the primary (outer) element and end cover.
Cleaning the Element
Check the dirty element for damage and check the rubber
seal on the end. Push the rubber seal with your finger. If
the rubber seal feels hard and does not move back to its
original shape, discard the element.
BS99C020
1. If most of the dirt and dust is dry, remove the loose
dirt with compressed air. Always wear face
protection when using compressed air.
NOTE:
Remove the loose dirt with compressed air at 207
kPa, 2.1 bar (30 psi) maximum. Hold the nozzle at least
25 mm (one inch) from the element.
2. If the dirt is wet or heavy, put the element in a
solution of soap and water at a temperature of
approximately 38°C (100°F). Mix two tablespoons
of D1400 detergent with 7.6 litre (two gallons) of
water, one cup for 60 litres (16 gallons) of water.
BS99C021
3. Soak the element in the soap solution for 15 to 20
minutes and then move the element up and down
rapidly to loosen as much dirt as possible.
4. Use a water hose without a nozzle with pressure
less than 275 kPa, 2.8 bar (40 psi) to remove all
soap from the element.
1
WARNING:
Always wear face protection when
using compressed air.
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