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Distribution unit: Removal - Refitting
Special tooling required
Ms. 583
Pipe clamps.
Equipment required
refrigerant charging station
REMOVAL
I - REMOVAL PREPARATION OPERATION
a Lock the airbag computer (see Fault finding - Re-
placement of components) (88C, Airbags and pre-
tensioners).
a Disconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
AIR CONDITIONING
a
IMPORTANT
Consult the safety and cleanliness advice and
operation recommendations before carrying out
any repair (see Air conditioning: Precautions
for the repair) .
Note:
Use blanking plugs for the fuel circuits with part
numbers 77 01 208 229 or 77 01 476 857 to plug
any openings exposed to the open air. The y must
be clean. Do not use any which have already
been used to plug a fuel circuit.
a Drain the coolant circuit using the refrigerant
charging station (see Refrigerant circuit: Drain-
ing - Filling) .
a Move aside the engine compartment bulkhead
soundproofing.
HEATING
a Remove the bolts (1) from the pipe unions on the ex-
pansion valve.
WARNING
In order to avoid any refrigerant leaks, do not
damage (deform, twist, etc.) the pipe.
a Disconnect the expansion valve pipes.
WARNING
To prevent moisture from entering the system,
place plugs on the cold loop components which
are open to the air.
a Fit plugs into the openings.
a Fit hose clamps (Ms. 583) at (2) .
a Remove the clips (3) from the heater hoses.
a Disconnect the heater hoses.
61A-17
61A
108112
108111
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