Service procedures

SERVICE PROCEDURES

GENERAL WARNINGS FOR OPERATIONS ON THE CLIMATE CONTROL UNIT

• Before doing any maintenance and repair work, you are advised to disconnect the battery.
• Before disassembling the system, it is necessary to drain the system recovering the coolant fluid.
• During servicing operations, when the system components are disconnected, plug the disconnected fittings appropriately to prevent damp and impurities from getting into the system.
• When reassembling the pipe fittings, replace the O-rings on the fittings themselves.
• Lubricate the threads of the pipe fittings with the specified antifreeze oil and tighten the fittings to the specified torque.

DUCTING/DISTRIBUTOR UNIT REMOVAL

• Disconnect the battery.
• Remove the dashboard (see GROUP 70, base manual).
• Drain the coolant fluid.
• Working in the engine compartment, slacken the screw and remove the relay cover.
• Slacken the two screws and disconnect the fastening bracket of the injection relays and fuses.
• Remove the intake box (see GROUP 10)

1. Using wrenches 1.822.111.000 and 1.822.113.000 disconnect the pipe leading from the evaporator to the condenser.
2. Using wrenches 1.822.111.000 and 1.822.113.000 disconnect the pipe leading from the evaporator to the drier filter.

40 ÷ 44 Nm
4.1 ÷ 4.5 kgm

17 ÷ 19 Nm
1.7 ÷ 1.9 kgm