Ford 1975 Mustang II Owner's Manual page 11

SCHEDULED MAINTENANCE SERVICES
MAINTENANCE SCHEDULE C
EMISSION SYSTEMS
SERVICE INTERVAL - Time ·in months or mile-
age in thousands, whichever occurs first.
MAINTENANCE OPERATION
6 12 18 24 30 36 42
48
Change engine oil (l)
SEE FOOTNOTE 1
Replace engine oil filter
(l ) SEE FOOTNOTE 1
Check fuel deceleration valve (2)
(if so eq ui pped)
C
C
C C
C
Adjust Engine Valve Clearance (2.8L)
C C C C
Adjust idle fuel mixture - all except
4
cyl.
C
C
Adjust idle fuel mixture - 4 cyl.
C
C C C C
Adjust fast idle speed - all except 4 cyl.
C C
Adjust fast idle speed - 4 cyl.
C
C
C
C
c
Adjust curb idle speed and TSP Off-Speed
- all except 4 cyl.
C C
Adjust curb idle speed and TSP Off-Speed
-4 cyl.
C
C C C
C
Torque intake manifold bolts/nuts
(4 cyl.
&
V-6 only)
C
C C C
Replace crankcase-emission filter in air
cleaner (6)
C
C
Check carburetor air cleaner element (6)
C
C
Replace carburetor air cleaner element (6)
C C
Lubricate exhaust control valve (if so
equipped) at each oil change
(l) C
C
C C
C
C C
C
Inspect fuel vapor system (fuel tank filler
cap , hoses and lines) (2)
C
C
Replace all spark plugs
(l)
(Ill
(10)
C C
Replace ails park plugs
(l)
(8) (II)
C C C C
Adjust initial ignition timing
C C
Inspect spark plug wires (l0)
C C
Inspect spark plug wires (II)
C C C C
Check spark control systems and delay valve (9)
C C C C
Replace PCV valve
/
C C
Cneck PCV system , hoses and tubes (2) (9)
C C
Clean PCV system , hoses and tubes (2)
C C
Check air cleaner temperature control (9) and
delay valve
C C
C
C
Check throttle and choke linkage and delay
valve - all except 4 cy!. .
C
C
Check throttle and choke linkage and delay
valve - 4 cyL
C C C
· C
Check thermactor system
Of
so equipped) (9)
C
C
Replace fuel system filter C
Check EGR system (3) (2) (9) and delay valve
C C C C
Check coolant condition and protection (4)
C
C
C
Replace coolant (5) C
Check cooling system hoses· and clamps C C
Check all drive pelts (2) C
Inspect all drive belts (2)
C
C
C
C
7