Remove/Install Refrigerant Compressor - Ar83.55-D-5300US

MODEL 906 with ENGINE 642, 651 with CODE HH7 (Additional air conditioning in rear) with CODE HH9 (Regulated air conditioning (Tempmatic)) without CODE H08 (High-performance air conditioning) without CODE HK4 (Rear air conditioning, reinforced) 

MODEL 906 with ENGINE 642, 651 with CODE HH9 (Regulated air conditioning (Tempmatic)) without CODE H08 (High-performance air conditioning) without CODE HH7 (Additional air conditioning in rear) without CODE HK4 (Rear air conditioning, reinforced) 

MODEL 906.633/655/657 as of 4/14/14 with ENGINE 651 with CODE HK4 (Rear air conditioning, reinforced) with CODE IR4 (Wheelbase 3665 mm) with CODE ZL3 (National version for Latin America) without CODE H08 (High-performance air conditioning) without CODE HH7 (Additional air conditioning in rear) 

Courtesy of MERCEDES-BENZ USA

Shown on ENGINE 272.979 

	Remove/install
1	Turn transmitter key in the electronic ignition lock control unit to position "0"
2	Remove fluid reservoir	MODEL 906 with CODE XM0 (Facelift)	AR83.30-D-6520M
		MODEL 906 without CODE XM0 (Facelift)	AR83.30-D-6520C
	Risk of injury.  Moving parts can pinch, crush or, in extreme cases even sever extremities.	No parts of the body or limbs should be within the operating area of the mechanism when the components are moving.	AS00.00-Z-0009-01A
3	Slacken poly-V-belt (1) and remove from refrigerant compressor (A9)
	Pin for locking poly-V belt tensioning device	with engine 642	WF58.50-S-1325-02S
		ENGINE 651	AR13.22-D-3902-05WE
		ENGINE 642	AR13.22-D-3902-05SF
4	Remove charge air duct and hang up to one side	Only for engine 642
		Engine 642.9	AR09.41-D-8623SD
		Engine 642.8	AR09.41-D-8623SG
5	Expose electrical line (3)	Replace cable tie.
6	Disconnect electrical connector (4)
7	Remove screw/bolt (7) and detach refrigerant line (5) at refrigerant compressor (A9)
	Compressor oils (specification 362.0)		BB00.40-P-0362-00A
		Seal openings at refrigerant line (5) and refrigerant compressor (A9) with stop plugs. Attach refrigerant line (5) with new sealing ring. Coat sealing ring with compressor oil.
		Bolt, refrigerant line to refrigerant compressor	*BA83.30-N-1010-01F
		Record plug	Fig 1
8	Remove screw/bolt (8) and detach refrigerant line (6) at refrigerant compressor (A9)
	Compressor oils (specification 362.0)		BB00.40-P-0362-00A
		Seal openings at refrigerant line (6) and refrigerant compressor (A9) with stop plugs. Attach refrigerant line (6) with new sealing ring. Coat sealing ring with compressor oil.
		Bolt, refrigerant line to refrigerant compressor	*BA83.30-N-1010-01F
		Record plug	Fig 1
9	Remove screws/bolts (2) and remove refrigerant compressor (A9)	Bolt, refrigerant compressor to timing case cover and left engine support	*BA83.30-N-1012-01F
		Bolt, refrigerant compressor to cylinder crankcase	*BA83.30-N-1011-01F
10	Install in the reverse order

Fig 1: Record Plug (129 589 00 91 00)

Courtesy of MERCEDES-BENZ USA