Bell OH-58A - Page 151

4. Install plug and packing where
transmitter (7) was previously
installed.
5. Secure loose electrical connector
and cable with tie wraps.
6.
Check for leaks.
7.
Record BDAR action taken. When
mission is complete, as soon as
practical, repair the equipment/system
using standard maintenance procedures.
8-8. LOW PRESSURE SENSING SWITCH
LEAK.
GENERAL INFORMATION: If oil is being
lost due to damage at low pressure
sensing switch (8, Figure 8-2), the
switch can be removed and replaced with
a threaded plug, provided the
transmission oil pressure gauge is
operable and reliable.
LIMITATIONS:
XMSN OIL PRESS warning
light would be inoperable. Only the
transmission oil pressure gauge would
monitor transmission oil pressure.
PERSONNEL/TIME REQUIRED:
. 1 Soldier
. 15 Minutes
MATERIALS/TOOLS REQUIRED:
. Pliers
. Tie Wraps
. Open End Wrench
. Plug, MS 24391D4L (same as 7, Figure
8-2 )
TM 55-1520-228-BD
DRIVE TRAIN SYSTEM
4.
Install plug and packing where
switch (8) was previously installed.
5. Secure loose electrical connector
and cable with tie wraps.
6. Check for leaks.
7. Record BDAR action taken. When
mission is complete, as soon as
practical, repair the equipment/system
using standard maintenance procedures.
8-9. OIL HOSES AND LINES, LEAK OR
RESTRICTION (CRIMP).
GENERAL INFORMATION: Damaged oil hoses
and lines (6, Figure 8-2) of the
transmission oil system may be repaired
by manufacturing a new hose or line or
by installing a replacement section for
the damaged section. Similar repairs
are outlined at Chapter 9, Section II,
and may be utilized for the transmission
oil system.
8-10. TRANSMISSION-BULLET DAMAGE.
GENERAL INFORMATION: If the trans-
mission is hit by a bullet which exits
on the opposite side, the transmission
does not bind and there is no oil loss,
repair may be deferred. Aircraft is
fully flight capable. Other repairs that
may be utilized for the transmission can
be found in Chapter 6, Section II.
LIMITATIONS:
Small oil loss can be
tolerated. Inspect after every flight.
PERSONNEL/TIME REQUIRED:
PROCEDURAL STEPS: (Refer to Figure 8-2.) . 1 Soldier
. 15 Minutes
1.
Cut lock wire.
MATERIALS/TOOLS REQUIRED:
2. Remove electrical connector from
. Solvent, Cleaner (item 7, Appx C)
switch (8).
. Tape, Army Green (item 50, Appx C)
or Equivalent
3.
Remove switch (8) and packing.
. Plug
Retain packing.
. Safety Wire (item 26, Appx C)
8-11