48. CONNECTOR CLEANING AND PRESERVA-
49. For connector cleaning and corrosion control
procedures, refer to (NAVAIR 01-1A-505-1,
WP 026 00).
50. MIL-C-81511 SERIES 3 AND 4.
Do not perform hot work without specific
authorization of activity Aviation Gas Free
Engineer (AVGFE) or Gas Free Engineer(GFE).
Figure 17. Contact Removal
The HT-900B, HT-920B, HT-71002 and
MCH-100-A heat guns are the only authorized
heat guns to be used when working on aircraft
that have not been defueled and purged. The
Withdraw tool any time it cannot be advanced
aircraft must be defueled and purged before
into connector. Inspect tool tip for nicks, cracks,
using any other heat guns listed in this manual.
mushrooming, and other damage that will
prevent proper functioning. Replace removal
Aircraft with open fuel cells or broken or open
tool and repeat procedure if required.
fuel lines shall be certified gas free in accordance
with NAVAIR 01-1A-35, or AF T.O. 1-1-3. Only
Remove only one contact at a time to prevent
the HT-900B/HT-920B, HT-71002, MCH-100-A
damaging wire sealing grommet.
heating tools are authorized for use on any
aircraft whenever AVGAS, JP-4 or the presence
of any type of fuel is imposing an immediate
Protective sleeve of removal tool will retract
into tool as force is applied.
When using heat guns with electric motors,
recertification may be required as work
Apply force with a straight axial motion
progresses, as directed by the Aviation Gas
perpendicular to insert face. When tool has bottomed
Free Engineering Technician (AVGFET).
against insert face, wire barrel of contact will appear
at wire sealing grommet end of connector. Contact may
The MCH-100-A heat gun has been
then be removed by band (Figure 17).
for flight line or flight deck use. All other
47. CONNECTOR REMOVAL AND INSTALLATION.
electric motor type heat guns are not authorized
If the connector is damaged and no longer serviceable,
for flight line or flight deck use due to
proceed as follows:
motor type heating tools are safe for use by
a. Starting from outside of damaged connector,
personnel at the organizational maintenance
tag wires and remove all contacts from connector
level to repair aircraft wiring in a hangar or
paragraph 46). If contact cannot be removed, cut wire
hangar deck/flight line environment, provided
or cable as close to connector as possible and attach a
the aircraft meets the gas-free environment
new contact. (Refer to applicable contact assembly
criteria (NAVAIR 01-1A-35, or AF T.O. 1-1-3),
and there are no EMI restrictions.
b. Starting from center of new connector,
Do not perform wire repair while using
maintain a smooth wire dress and insert contact into
explosive solvent/paint products on the
correct cavity. Remove tag from wire. Repeat
procedure until all contacts are installed in a new