XAS136/186 Dd
22
5.2 AIR FILTER ENGINE/COMPRESSOR
5.2.1 MAIN PARTS
Fig. 5.2 Air filter
1 Snap clips
2 Dust trap
3 Safety cartridge (option)
4 Filter element
5 Filter housing
6 Vacuator valve
5.2.2 RECOMMENDATIONS
The Atlas Copco air filters are specially designed for the
application. The use of non-genuine air filters may lead
to severe damage of engine and/or compressor element.
Never run the compressor without air filter element.
New elements must also be inspected for tears or punctures before
installation.
Discard the element (4) when damaged.
In heavy duty applications it is recommended to install a safety
cartridge which can be ordered with
part no.: 2914 9311 00
A dirty safety cartridge (3) is an indication of a mal-functioning air
filter element. Replace the element and the safety cartridge in this
case.
The safety cartridge cannot be cleaned.
5.2.3 CLEANING THE DUST TRAP
To remove dust from the dust trap pinch the vacuator valve (6)
several times.
5.2.4 REPLACING THE AIR FILTER ELEMENT
1. Release the snap clips (1) and remove the dust trap (2).
Clean the trap.
2. Remove the element (4) from the housing (5).
3. Reassemble in reverse order of dismantling.
4. Inspect and tighten all air intake connections.
5. Reset the vacuum indicator (Fig. 5.3).
Fig. 5.3 Vacuum indicator
7 Air filter contamination indicator
8 Reset button
9 Yellow indicator
5.3 AIR RECEIVER
The air receiver is tested according to official standards. Regularly
have inspections carried out in conformity with local regulations.
5.4 SAFETY VALVE
All adjustments or repairs are to be done by an
authorized representative of the valve supplier.
Following checks must be carried out:
Ð a check of the opening of the lifting gear, twice a year.
This can be done by screwing the cap of the valve anti-clockwise.
Ð a check of the set pressure once a year according to the local
regulations. This check cannot be done on the machine and must
be carried out on a proper test bench.
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