911 Carrera 2 Targa F6-3600cc 3.6L SOHC (1992)
Clutch Disc: All Technical Service Bulletins
Clutch Pedal - Stiff or Hard to Depress
Group
3
Number
9301
Model
911 C2/C4
Part Identifier
3056
January 14, 1993
Subject:
Stiff Clutch Actuation High Pedal Effort
ATTENTION:
Service Manager/Service Technician
Models Affected:
1990 to 1992 Carrera 2/4 (L, M, N)
Concern:
Clutch pedal stiff or hard to depress.
General Information:
Extensive investigation of clutch components which were replaced for stiff clutch actuation has produced the following results:
A 90% reduction in clutch pedal force was achieved by replacing only the clutch disc. Only in cases of high mileage, pronounced wear or serious
corrosion should all the clutch parts and actuation elements be considered for replacement.
Repair Information:
As a result the following procedure should be used before replacing clutch parts for stiff clutch actuation. (High pedal effort.)
1.
Bleed the clutch hydraulics.
2.
Check pedal operation. (See Technical Bulletin Group 3, Number 9202.)
3.
Check clutch and operating parts for serious wear or corrosion. (Some wear and light corrosion is considered normal.)
4.
Replace clutch disc.
Vehicle Information:
As of August 24, 1992, from engine number 62 P 010678, clutch disc Part Number 964 116 013 50 is installed in production. This part should be
installed if disc replacement becomes necessary.
Parts Information:
Clutch disc: Part Number 964 116 013 50