b. Removal.
(1) Unscrew the fitting nut of the outlet hose (20) and disconnect the hose from the elbow (19). Be careful not to
twist the hose.
(2) Unscrew the fitting nut and disconnect the outlet hose (20) from the outlet elbow (21) on the bottom part of
the oil filter body (7).
(3) Remove the outlet hose (20).
(4) Unscrew the fitting nut from the reducer bushing (22) on the cylinder block. Disconnect the inlet hose (23)
from the reducer bushing.
(5) Unscrew the fitting nut from the oil filter elbow (19) on the side of the oil filter body (7). Disconnect the inlet
hose (23) from the elbow.
(6) Remove the oil filter inlet hose (23).
c. Inspection. Inspect all oil hose for broken, cracked, swollen, or decayed rubber walls. Check the fitting nuts for
damaged, broken, or stripped threads. Replace the oil hose if the rubber walls show signs of swelling or decay.
d. Cleaning.
Wipe the hose with a soft absorbent cloth.
Clean the inside passages of the hose with clean
compressed air.
e. Installation.
(1) Connect the inlet hose (23) with the reducer bushing (22) on the cylinder block and tighten the fitting nut.
(2) Connect the inlet hose (23) with the elbow (19) on the side part of the oil filter body (7) and tighten the fitting
nut.
(3) Connect the outlet hose (20) with the elbow (19) on the lower part of the cylinder block and tighten the fitting
nut.
(4) Connect the outlet hose (20) with the elbow (21) on the bottom part of the oil filter body (7) and tighten the
fitting nut.
(5) Start the engine and check the oil hose and connections for leaks.
125. Oil Pressure Transmitter
a. Description. The oil pressure transmitter is mounted on the right side of the engine, in the back of the air cleaner
and directly below the exhaust manifold. The transmitter is electrically operated. It transmits the engine oil pressure to the
oil pressure gage located on the instrument panel.
b. Removal.
(1) Disconnect the lead from the transmitter.
(2) Turn the transmitter counterclockwise and remove it from the cylinder block.
(3) The transmitter has no replaceable parts and cannot be repaired. Replace the transmitter if damaged or
defective.
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