TM 5-3895-373-20
11.3.
REPLACE WALKWAYS, SCREED GUARD PLATES, AND SCREED HANDRAIL - Continued.
B.
CLEAN - Continued.
2.
CLEAN MOUNTING SURFACES.
Cleaning solvent, P-D-680, is TOXIC
and flammable. Wear protective
goggles and gloves. Use only in a
well ventilated area. Avoid contact
with skin, eyes, and clothes, and do
not breathe vapors. Keep away from
heat or flame. Never smoke when
using solvent; the flashpoint for Type
III cleaning solvent is 200°F (93,3°C).
Failure to do so may result in injury
or death to personnel.
If personnel become dizzy while
using cleaning solvent, immediately
get fresh air and medical help. If
solvent contacts skin or clothes,
flush with cold water. If solvent
contacts eyes, flush eyes with water
and get immediate medical attention.
a.
Clean mounting surfaces using cleaning solvent,
cleaning cloth, and a wire scratch brush.
b.
Dry all parts with a cleaning cloth.
C.
INSTALL.
1.
ASSEMBLE AND INSTALL INNER STEP
SUPPORTS.
a. Place inner step supports (85) on extension screeds
(76 and 77).
Thread locking compound can cause
eye
damage.
Wear
safety
goggles/glasses when using. Avoid
contact with eyes. If compound
contacts eyes, flush eyes with water
and get immediate medical to threads
of bolts (78). attention.
b.
Place flat washers (84) onto hex head cap
screws (81) and apply thread locking
compound (Item 12, Appendix C) to threads of
hex head cap screws.
c.
Secure inner step supports (85) with hex head
cap screws (81), flat washers (84), lockwashers
(83), and hex nuts (82). Tighten hex nuts to 37
Ib-ft (50 N•m).
d.
Position vibration mounts (53) on inner step supports
(85).
e.
Apply thread locking compound (Item 13, Appendix
C)
f.
Secure vibration mounts (53) to inner step supports
(85) with bolts (78), flat washers (80), and hex
nuts (79). Tighten hex nuts to 19 Ib-ft (26 N•m).
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