Porsche 928 Workshop Manual page 11

Volume I Table of contents
928
Engine, Lubrification
Removing and installing lubricating system pans
Oil pump, removing and installing
Replacing shaft seal for oil pump
Lubrification system components, removing and installing
Changing engine oil and engine oil filter
Checking oil pressure
Checking oil pressure
Cleaning oil check valve for hydraulic valve tappets
Cleaning of engine-oil system
Engine, Cooling
Changing coolant and bleeding cooling system
Chaning cooling and bleeding cooling system
Changing coolant and bleeding cooling system
Checking coolant system cap :
Checking coolant thermostat
Disassembling and assembling visco fan
Disassembling and assembling thermOstat housing for cooling system (ATF)
Disassembling and assembling thermostat housing for cooling system
Disassembling and assembling thermostat housing for cooling system - Notes
Cooling-air flap control, '87 models onward
Tighening torques, overview
Function charts
Removing and installing cooling-air flap motor
Removing and installing fans
Removing and installing cooling-air flaps
Troubleshooting
Function-testing senders
Function-testing flap positioning motor
Function-testing the output stage
Page
17-l
17-6
17-6a
17-6b
17-7
17-8
17-9
17-10
17-11
19-1
19-2
19.2a
19-2b
19-3
19-6
19-8
19-10
19-11
19-11
19-15
19-19
19-20
19-21
19-22
19-23
19-24
19-25
4 Table of contents
Printed in Germany - XXVII, lB91