landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Description & Operation|Page 295 > < Description & Operation|Page 293
Page 23
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AIR SILENCER AND INLET AIR FILTER  

 

 

 
The air silencer is required to limit any noise produced from the air supply unit during inflation or deflation of the air 
springs.  
 
The silencer comprises two plastic moulded cans, which are bonded together with a silencing foam filling the large 
internal chamber which forms the exhaust silencer. A pipe connection is moulded onto each end of the silencer and 
provide for the attachment of the exhaust air to atmosphere pipe and the exhaust air pipe from the air supply unit.  
 
A secondary chamber, located around the outside of the exhaust chamber forms the silencer for the inlet air. Pipe 
connections are moulded onto each end of the intake silencer and provide for the attachment of the air inlet pipe from the 
inlet air filter and the air inlet pipe to the air supply unit. The intake air silencer is a hollow chamber with no noise reduction 
foam filling.  
 
The air intake filter is connected via a pipe to the intake silencer chamber of the air silencer unit. The filter is located in the 
rear left hand corner of the body, away from possible sources of dirt and moisture.  
 
The filter contains a foam element which removes particulate matter from the inlet air before it reaches the silencer or the 
air supply unit.  
 

AIR HARNESS  

Item Part Number

Description

1

 -

Exhaust (to atmosphere)

2

 -

Inlet and exhaust silencer

3

 -

Air inlet filter

4

 -

Exhaust air from air supply unit

5

 -

Air inlet supply to air supply unit

Description & Operation|Page 295 > < Description & Operation|Page 293