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Home >> Mercedes Benz >> 2009 >> CL550 >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control -- Cl550 -- 216 Chassis >> Basic Knowledge >> Component description of refrigerant compressor - GF83.55-P-2108SX

Component description of refrigerant compressor - GF83.55-P-2108SX

ENGINE 273.9, 275.9 in MODEL 216.3 up to Model Year 8 

ENGINE 272.9, 273.9, 629.9, 642.9 in MODEL 221.0 up to Model Year 8 

ENGINE 272.9, 273.9, 275.9, 629.9, 642.9 in MODEL 221.1 up to Model Year 8 

Shown on model 221.0 with engine 272.9 

Fig 1: Identifying Refrigerant Compressor
G07638814Courtesy of MERCEDES-BENZ USA

Location 

The refrigerant compressor is located at the bottom left on the engine.

Task 

The refrigerant compressor is responsible for drawing in and compressing the refrigerant and pumps the refrigerant through the system.

The refrigerant compressor is directly actuated by the AAC [KLA] control unit (N22/1).