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Home >> Mercedes Benz >> 2002 >> CLK430 2D Convertible >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Climate Control -- 208 Chassis >> Testing & Repair >> Removing and installing heater housing - AR83.25-P-1000K

Removing and installing heater housing - AR83.25-P-1000K

MODEL 208 

Fig 1: Identifying Heater Housing Remove/Install Components - Model 208
G04714187
REMOVINGINSTALLING Removal, installation     
DANGER Risk of injury  to skin and eyes from scalding with hot coolant which splashes out. Risk of poisoning  from swallowing coolant. Do not open cooling system unless coolant temperature is below 90°C. Open cap slowly and release the pressure. Do not pour coolant into beverage bottles.
Wear protective gloves, protective clothing and eye protection.
AS20.00-Z-0001-01A
1 Drain coolant IMPORTANTInstallation:  Pour in coolant. AR20.00-P-1142HA
2 Remove water collector   AR83.25-P-1402K 
3 Remove hot water feed and return hoses NOTES Plug openings (parts kit).  
4 Remove instrument panel   AR68.10-P-1000K
5 Remove passenger airbag   AR91.60-P-0680K
6 Remove insulating mat    
N Unscrew screws (1)    
8 Remove main ground (W1)    
9 Unscrew Phillips screw (2) from cable duct    
10 Unscrew nuts (arrow) and unhook jacket tube off transverse pipe (4)    
11 Unscrew nuts (5)    
12 Pull off connector (6) on heater core temperature sensor    
13 Unscrew screws (7) and remove holder (8)    
14 Remove air ducts to side nozzles and rear air ducts on left and right    
15 Expose electric wiring IMPORTANTInstallation:  Replace cable strapes  
16 Remove ground, right A-pillar (W29/2)    
17 Unscrew nut (10)    
18 Unscrew left and right screws (9) on A-pillar    
19 Remove transverse pipe (4) NOTES Avoid damaging passenger compartment.  
20 Disconnect vacuum lines from cockpit separation point (12)    
21 Pull off connector (13)    
22 Remove heater housing (11)    
23 Install in opposite order