TM 9--2350--292--20--1
0055 00--2
LOW (OR HIGH) ENGINE OIL PRESSURE; OIL TEMPERATURE IS NORMAL --
CONTINUED
0055 00
CONTINUED FROM STEP A
Is oil drain valve plug loose?
Inspect oil drain valve plug for looseness.
no
yes
B
Tighten plug (WP 0196 00).
Verify fault is corrected.
CONTINUED ON NEXT PAGE
C
1. Remove engine low oil pressure switch
(WP 0284 00).
2. Install 0--300 psi dial pressure gauge in
pressure switch port.
3. Start engine (TM 9--2350--292--10) and hold
rpm at 2400.
4. Read pressure gauge.
5. Shut engine down and turn MASTER switch
OFF (TM 9--2350--292--10).
Does pressure gauge indicated 40--70 psi?
If oil pressure gauge
and pressure gauge
installed at switch port
read the same, recheck
fault indication. If oil
pressure gauge reads
lower, continue with
tree.
If pressure gauge indi-
cates less than 40 psi
or more than 70 psi,
adjust or replace oil
pressure regulating
valve (WP 0197 00).
Verify fault is corrected.
no
yes
FORWARD
