TM 5-5420-278-24&P
0050 00
0050 00-4
LOWER LOCK-DRIVE REPLACEMENT (Contd)
INSTALLATION
NOTE
Apply a light coat of grease to all pins and a light coat of
lubricating oil to threads of jackscrew at installation.
1.
Install connecting pin (9) on inner ponton bracket (30) and yoke (1).
2.
Install connecting link (13) on connecting pin (9) with pin (10) and spring pin (11).
3.
Install lube fitting (24) on bellcrank lever (25).
4.
Install bellcrank lever (25) on bracket (22) with shims (20) and pin (19).
5.
Install spring pin (18) through bracket (22) and pin (19).
6.
Connect link (13) on bellcrank lever (25) with pin (17) and spring pin (21).
7.
Install trunnion nut (3), washer (28), and trunnion nut (12) on jackscrew (4).
8.
Adjust trunnion nut (3) and trunnion nut (12) to approximate distance between mounting holes in
bellcrank lever (25) and bracket (29).
9.
Position jackscrew (4) on bellcrank lever (25) and install trunnion lever (14) on trunnion nut (12)
and bellcrank lever (25) with four new lockwashers (16) and screws (15).
10.
Install upper trunnion nut (3) on bracket (29) with trunnion retainer (6), four new lockwashers (27),
and screws (26).
11.
Install bumper (7) on inner ponton mounting brackets (2) and (5) with four screws (8).
12.
Install interior bay on transporter (TM 5-5420-278-10).
