2320-01-318-9902 EIC:B5C, VOLUME NO. 2">
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TM 9-2320-360-20-2
18-15. HEATER/DEFROSTER TUBING REPLACEMENT (CONT)
b. Cleaning/Inspection
(1) Inspect defroster and heater tubing for
signs of damage (collapsed, torn, frayed,
etc.).
(2) Replace damaged tubing with new tubing
as required.
Refer to table 18-1 for
correct length.
(3) Remove adhesive from heater assembly
and tubing to be reinstalled.
Table 18-1. Heater/Defroster Tubing Lengths
Left Heater
60
in.
(152 cm)
Right Heater
27
in.
(69 cm)
Left Defrost
72
in.
(183 cm)
Left Center Defrost
57
in.
(145 cm)
Right Center Defrost
48
in.
(122 cm)
Right Defrost
17
in.
(43 cm)
c. Installation
WARNING
Adhesive can burn easily, can give off harmful vapors, and is harmful to skin and
clothing. To avoid injury or death, keep away from open fire and use in well-
ventilated area. If adhesive gets on skin or clothing, wash immediately with soap
and water.
(1) Coat ends of six tubes (1 thru 6) with
adhesive.
(2) Install center left defroster tubing (1) on
heater assembly (7) and duct (8).
(3) Install center right defroster tubing (2) on
heater assembly (7) and duct (9).
(4) Install right defroster tubing (3) on heater
assembly (7) and duct (10).
(5) Install left defroster tubing (4) on heater
assembly (7) and duct (11).
NOTE
Plastic
cable
ties
should
be
positioned in locations marked
during removal.
(6) Secure tubing (1 thru 4) on defroster ducts
(8 thru 11) with plastic cable ties (12).
(7) Secure tubing (1 thru 4) on heater
assembly (7) with plastic cable ties (12).
18-58
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