TM 5-3820-246-14&P
This task covers:
b. Installation
a. Removal
INITIAL SETUP
Materials/Parts
Tools
Lockwashers (4)
Tool Kit, General Mechanic's: Automotive
Locknuts (4)
a.
Removal.
NOTE
Matchmark cylinder cover and front end
before removal.
(1) With unit laying on muffler side, remove
four locknuts (1) and four lockwashers (2)
using a 13 mm wrench. Discard locknuts and
lockwashers.
(2) Remove front end assembly (3) from
hammer piston (4).
b. Installation.
(1) Align hammer piston (4) to front end
assembly (3) using matchmarks.
(2) Install front end assembly (3).
Both the locknuts and lockwashers should be replaced as damage can result to cylinder if they
become loose.
Be sure both the cylinder flange and front end flange are clean and smooth before tightening
locknuts.
(3) Install four lockwashers (2) and four locknuts (1). Tighten locknuts alternately 216 lb-in (25 N-m).
END OF TASK
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