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Page Title:
REMOVAL OF OIL PRESSURE SENDING UNIT AND STARTER ADAPTER |
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 b. Removal. Remove the turbosupercharger
oil inlet tube and regulator valve housing as
follows.
(1) Figure 252. (A) Disconnect and remove
turbosupercharger oil inlet tube from
1/2-inch tube, 90 degree elbow. (B) Re-
move 1/2-inch tube, 90 degree elbow
from crankcase. (C) Remove 1-inch
hose adapter from crankcase. (D) Re-
move four 3/8 x 2 cap screws and 3/8-
inch lock washers securing oil pressure
regulator valve housing assembly to
crankcase.
(2) Figure 253. (A) Disconnect and remove
turbosupercharger oil inlet tube from
3/8-inch tube x 1/4 pipe, 90 degree
elbow. (B) Remove 3/8-inch tube x 1/4
OIL PRESSURE REGULATOR VALVE
pipe, 90 degree elbow from crankcase.
HOUSING ASSEMBLY.
(C) Remove 3/4-inch pipe to tube a-
dapter from crankcase. (D) Remove
four 3/8 x 2 cap screws and 3/8-inch
lock washers securing oil pressure reg-
u l a t o r valve housing assembly to
crankcase.
(3) Figure 254. (A) Remove oil pressure
regulator valve housing assembly. (B)
Remove and discard oil pressure reg-
ulator valve housing gasket.
UNIT AND STARTER ADAPTER
a. General. The oil pressure sending unit
is mounted next to the coolant drain cock at the
left rear of the engine. The starter adapter en-
circles the starter mounting hole in the flywheel
housing.
b . Removal. Remove oil pressure sending
unit and starter adapter as follows.
(1) Figure 255. (A) Remove oil pressure
sending unit from 1/4-inch pipe adapter.
(B) Remove 1/4-inch pipe adapter from
elbow. (C) Remove 1/4-inch pipe, 45
degree elbow from crankcase. (D) Re-
move coolant drain cock from 1/4-inch
pipe, 45 degree elbow. (E) Remove 1/4-
inch pipe, 45 degree elbow from crank-
case. (F) Remove starter adapter. (G)
Remove and discard starter adapter
gasket.
FIGURE 253. REMOVING TURBOSUPERCHAR-
GER OIL INLET TUBE, FITTINGS, AND OIL
Note. Starter adapter thickness should
PRESSURE REGULATOR VALVE HOUSING
be 0.782, if over size, rework to 0.778/
ATTACHING PARTS (EARLY
0.782.
MODEL ENGINES).
161
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