TM 9-2330-203-14&P
4-45.
SAFETY CHAIN REPLACEMENT.
This Task Covers:
a.
Removal (M197 and M198)
c. Removal (M197A1 and M198A1)
b.
Installation (M197 and M198)
d. Installation (M19781 and M198A1)
Initial Setup:
Materials/Parts:
Tools/Test Equipment:
General mechanic's tool kit
One lockwasher (M197 and M198)
Two lockwashers (M197A1 and M198A1)
a.
REMOVAL (M197 AND M198)
1.
Remove nut (1), lockwasher (2), and washer (3)
securing eyebolt (6) and safety chain (5) to frame.
Discard lockwasher.
2.
Remove eyebolt (6), safety chain (5), and washer
(4) from frame.
b.
INSTALLATION (M1 97 AND M198)1
1.
Install eyebolt (6), safety chain (5), and washer (4)
on frame using washer (3), new lockwasher (2),
and nut (1).
2.
Hook safety chain (5) to eyebolt (6).
c.
REMOVAL (M197A1 AND M198Al)
1.
U-bolt (10). Discard lockwashers.
2.
Remove U-bolt (10), safety chain (11), two
washers (13), and plate (9) from frame.
3.
Remove two nuts (12) from U-bolt (10).
d.
INSTALLATION (M197A1 AND M198A1)
1.
Install two nuts (12) on U-bolt (10).
2.
Install safety chain (11), U-bolt (10), two washers
(13), and plate (9) on frame using two new
3.
Hook safety chain (11) to U-bolt (10).
4-101