(5)
Install and tighten the scraper bolt nut (8).
(6)
Install and secure the cotter pin (7).
(7)
Operate the road roller and check the steering roll scrapers for proper operation.
164. Compression Roll Scrapers
a. General. The spring-actuated compression roll scrapers are mounted on both sides of the compression roll.
The scraper bolts extend to the outside of the roller frame, and the spring tension can be adjusted from the outside.
b. Removal (fig. 76).
(1)
Remove and discard the cotter pin (1) securing the scraper bolt nut (2).
1
Pins, cotter, 3/16 x 2 (2 req'd)
6
Washers, fiat, std, 5/16 (4 req'd)
2
Nuts, hex slotted, 1-8 NC (2 req'd)
7
Bolts, hex hd, 5/16-18 NC x 2 (4 req'd)
3
Scraper springs, right (2 req'd)
8
Scraper bolts (2 req'd)
4
Nuts, hex, 5/16-18 NC (4 req'd)
9
Scraper springs, left (2 req'd)
5
Washers, lock, std, 5/16 (4 req'd)
10
Compression roll scrapers (2 req'd)
Figure 76. Compression roll scrapers disassembled.
(2)
Unscrew and remove the scraper bolt nut (2).
(3)
Turn the scraper bolt (8) and release the tension on the springs (3 and 9).
(4)
Remove the mounting bolts (7), lockwashers (5), flat washers (6), and nuts (4).
(5)
Drive out the scraper bolt (8) and remove the compression roll scrapers (10).
190