Removing and installing bracket for generator: Removal

CAUTION: Risk of short circuit with battery connected. The battery must be disconnected before any work is carried out on the engine.

Drain coolant. Open cap of coolant expansion tank. Unscrew coolant drain plugs on left and right and drain the coolant. After draining the coolant, fit new sealing rings on the drain plugs.
Drain plug tightening torque: 10 to 15 Nm (7.5 to 11 ftlb.)

Fig 1: Identifying Coolant Drain Plug
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Remove air cleaner housing. Undo hexagon-head bolt M6 x 34. Undo the hose clamp on the throttle body. Remove connector from hot film mass air flow meter.

Fig 2: Removing Air Cleaner Housing
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Removing drive belt. Refer to REMOVING AND INSTALLING DRIVE BELT (ENGINE INSTALLED) .
Unclip the cable from the hot film air flow meter on the expansion tank of the hydraulic pump and lay it aside. Detach the holder from the oil filler neck.
Undo fastening screws on the expansion tank -upper arrows- (two M8 screws) and the four screws -lower arrows- (three M8 screws and one M6 screw) on the hydraulic pump. Pull the expansion tank with hydraulic lines and with connected lines up out of the fastening bracket and lay aside to the right-hand side.

Fig 3: Removing Fastening Screws On Expansion Tank And Hydraulic Pump
Courtesy of PORSCHE OF NORTH AMERICA, INC.
Remove holder for oil filter bracket. Unscrew the M6 screw and undo the M8 screw for this purpose. Lift the holder out.
Separate the B+ disconnection point -arrow- under the cover for this purpose. Unscrew the left fastening screw. Unscrew the right fastening screw by approx. 1 cm. Then drive it in with gentle taps of a hammer until the screw head makes contact with the generator again. Now unscrew fastening screw completely. Lift the generator upwards out of the engine compartment.
Remove air conditioning compressor from the bracket for the generator. Unscrew the three screws -arrows- for this purpose. The throttle body can be swung upward for better accessibility to the front screw. To do this, the two hose clamps must be removed.
NOTE: Do not open air conditioning system!

Fig 4: Removing Air Conditioning Compressor From The Bracket For The Generator
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Remove the compressor. Disconnect the electrical connection on the compressor. Unplug compressor. Lift the compressor out of the engine compartment and lay it aside with the leads still connected. Protect the body from damage with a cover.
Unclip coolant hose. To do this, unclip the safety bracket on the coolant neck with a screwdriver and pull the coolant hose up and out.

Fig 5: Unclipping Safety Bracket On Coolant Neck
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Detach the coolant outlet neck of cylinder bank 4 to 6. Undo the two hexagon-head bolts on the coolant outlet neck for this purpose.
Detach bracket for generator. Unscrew the four fastening screws -arrows- on the bracket for the generator.

Fig 6: Removing Fastening Screws On Bracket For Generator
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Pull off the hose clamp -arrow- on the coolant connecting hose. Take bracket for the generator out of the engine compartment upward and to the right.

Fig 7: Removing Hose Clamp On Coolant Connecting Hose
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Separate bracket for the generator. The bracket can be disassembled in the event of leaks. Unscrew the three screws -arrows- for this purpose. Pull the two parts apart. Make sure that the two dowel sleeves are not lost. Use a new O-ring with Vaseline when assembling the bracket for the generator.
Tightening torque of the three screws: 23 Nm (17 ftlb.)

Fig 8: Removing Generator Bracket Screws
Courtesy of PORSCHE OF NORTH AMERICA, INC.