TM 5-3895-373-34
2.67
REPLACE MAIN SCREED FRAME - Continued.
D.
INSTALL.
1.
ASSEMBLE
AND
ALIGN
MAIN
SCREED
FRAMES.
a.
If replacing main screed frame (93), install hex
head screw caps into threaded bores (92) in
main screed frame.
b.
Attach a chain assembly to hex head screw
caps.
c.
Attach a lifting device to chain assembly.
WARNING
Main
screed
frame
weighs
approximately
700
lbs
(318
kg).
Personnel shall stay clear of objects
being lifted during hoist operations.
Do not work on objects suspended
by a hoist. A swinging or shifting
load may cause injury or death to
personnel.
d.
Use a chain hoist to lift main screed frame (93)
into position next to main screed frame not being
replaced.
e.
With the help of another person to steady main
screed frame (93) as it is lifted, lower main
screed frame until it is slightly off the floor,
enough to slide halves together. Ensure frame
flashings (94 and 95) are meshed. Space main
screed frames to measurements recorded in
step A.9.g.
f.
Lower and disconnect chain hoist. Remove hex
head screw caps.
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