1 graphite impeller within the vacuum pump fails inflicting vehicle faults.
2 water ingress can cause issues of those pumps, often but the impeller at the spindle of the motor can spoil or shatter over time.
three damaged impeller will trigger an absence of air pressure / vacuum to be supplied meaning actions of the pump may be inhibited.
4 can also bring about a jammed motor that will end in the pump blowing the 20A fuse and shutting off. match motor section number:1397220291
And for pump part numbers
1397220291, A2308000648, A2308000548, A2308000448, A220800348, A2208000648, A2208000748, A2208000548, A2208000848, A2208001148, A2208001248, A2208000948.
the roating path of the Impeller wheel:contrarotate
Suitable for the models:
For SL-Class (R230) 2001-2011
For 1st gen: 2001- 2006 - SL350, SL500, SL600, SL55AMG, SL65AMG
For Facelift 1: 2006 - 2008 - SL350, SL500, SL550, SL600, SL55AMG, SL65AMG
For Facelift 2: 2008 - 2012 - SL280, SL300, SL350, SL500, SL550, SL600, SL63AMG, SL65AMG
For S-Class (W220) 1998-2005
For S280, S320CDI, S320CDI L, S350, S350 L, S400CDI, S430, S430 L, S500, S500L,
For S500 4-, S600L, S55 , S55 L
For -Class (C215) 1999-2006
For CL500, CL600, CL55AMG, CL63AMG, CL65AMG
Colour:Black
Material:carbon Package Contents:
1 * Graphite Impeller Wheel
8 * Graphite Replacement Fins Only the above equipment content, different products are not included.
Note: Light reflection and different exhibits may cause the colour of the article in the photo just a little varied from the real thing. The measurement allowed error is +/- 1-3cm.