TM 5-3895-373-20
15.12.
REPLACE SCREED VIBRATION MOTORS - Continued.
B.
INSTALL - Continued.
Cleaning solvent, PD680, 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.
b.
Clean vibration motor drive shaft (15) using
cleaning solvent and a clean, cleaning cloth.
c.
Install shaft key (14) onto vibration motor
drive shaft (15).
d.
Align shaft key with mating shaft key slot in
vibration assembly drive shaft (16). Install
vibration motor (9).
Thread locking compound solvent can
cause eye damage. Wear safety
goggles/glasses when using. Avoid
contact with eyes. If solvent contacts
eyes, flush eyes with water and get
immediate medical attention.
e.
Clean threads of hex head cap screws (11) with
thread locking compound solvent.
f.
Install flat washers (13) and lockwashers (12)
onto hex head cap screws (11).
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
attention.
g.
Apply thread locking compound to threads of
hex head cap screws (11).
NOTE
There is not enough clearance to install
hex head cap screws when vibration
motor is flush against motor mount.
Slide vibration motor away from motor
mount just far enough to install cap
screws. Tighten cap screws evenly while
sliding vibration motor toward motor
mount.
h.
Slide vibration motor (9) away from motor
mount (10) to gain clearance for installing hex
head cap screws (11) and install cap screws.
i.
Tighten hex head cap screws (11) evenly while
sliding vibration motor (9) toward motor
mount (10). When vibration motor is flush
with motor mount, tighten cap screws to 37 lb-
ft (50 N•m) using a crowfoot wrench and a
socket wrench adapter. Install crowfoot
wrench onto torque wrench at a 90° angle to
torque wrench.
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