Turbo Boost Gauge Sending Unit - Damaged Threads

Group
2

Number
9306

Model
911 Turbo

Part Identifier
2190

October 21, 1993

Subject:
Damaged threads for the boost gauge sending unit in the intercooler.

ATTENTION: Service Manager / Service Technician

Models Affected
911 Turbo 1991-





General Information:
The threads in the intercooler for the boost gauge sending unit can be damaged through over torquing or cross threading. To eliminate high repair costs, the damaged threads should be repaired using a helicoil.

Repair Information:
If repair to the threads of the intercooler is necessary, the correct helicoil to use is 1Ox1x10. The helicoil is installed with normal helicoil tools. If the boost gauge sending unit is removed, cut away the captive sealing washer and install a softer version, Part Number 900 123 144 30.

The tightening torque of the sending unit remains at 12 Nm (8.6 ft.lbs.)

Warranty Information (if applicable):
Damage Code: 2190 10 000 1

Labor Operations:
21431900 R+R Intercooler 80TU
21904900 Repair threads per Technical Bulletin 25TU