Rocker Arm Assembly - Ford TRADER Workshop Manual

INSPECTION I REPAIR
B
OUT-OF-SQUARE
9TGOB2-202
9TGOB2-2Q3
8
9TGOB2-2Q4
Valve Spring
1. Inspect each valve spring for cracks or damage.
2. Measure the free length and out-of-square. Replace the
valve spring if necessary.
Free length
mm (in)
Standard Minimum
IN
Inner 44.1 (1.736)
43.1 (1.697)
HA
Outer 55.7 (2.193)
54.7 (2.154)
i
EX
Inner 44.1 (1.736)
43.1 (1 .697)
Outer 55.7 (2.193) 54.7 (2.154)
SL IN
Inner 46.6 (1.835) 45.6 (1.795)
(Non-
Outer 53.1 (2.091) 52.1 (2.051)
Turbo)
EX
Inner 46.6 (1.835)
45.6 (1.795)
Outer 53.1 (2.091) 52.1 (2.051)
IN
Inner 46.6 (1.835) 45.6 (1.795)
SL Outer 53.1 (2.091)
52.1 (2.05'1)
(Turbo)
EX
Inner 49.4 (1.945)
48.4 (1 .906)
Outer
56.1 (2.209)
55.1 (2.169)
IN
Ir1ner
51.4 (2.024)
50.4 (1 .984)
TF
Outer
59.5 (2.343) 58.5 (2.303)
EX
Inner 51.4 (2.024) . 50.4 (1.984)
Outer 59.5 (2.343) 58.5 (2.303)
Out-of-square
mm (in) max.
Outer Inner
HA
IN 1.37 (0.0539) 1.25 (0.0492)
EX
1.37 (0.0539) 1.25 (0.0492)
SL (Non-
IN 1.85 (0.0728) 1.63 (0.0642)
. Turbo)
EX
1.85 (0.0728) 1.63 (0.0642)
SL
IN 1.85 (0.0728) 1 .63 (0.0642)
(Turbo)
EX
1.96 (0.0772) 1.72 (0.0677)
TF
IN 2.07 (0.0815) 1.79 (0.0705)
EX
2.07 (0.0815)
1.79 (0.0705)
ROCKER ARM ASSEMBLY
1 . Check for wear or damage to the contact surfaces of the
rocker arm and shaft. Replace if necessary.
2_ Measure the rocker arm inner diameter.
Inner diameter
mm (in)
HA 15.876-15.896 (0.6250-0.6258)
SL
(Non-Turbo)
19.000-19.021 (0.7480-0.7489)
SL
(Turbo) 23.000-23.021 (0.9055-0.9063)
TF
21.000-21.021 (0.8268-0.8276)
3. Measure the rocker arm shaft diameter.
Diameter
mm (in)
HA
15.835-15.860 (0.6234-0.6244)
SL
(Non-Turbo)
18.959-18.980 (0.7464-0.7472)
SL (Turbo) 22.959-22.980 (0.9039-:0.9047)
TF
20.959-20.980 (0.8252-0.8260)
8-79