CHAPTER 10
JAW CRUSHER MAIN FRAME ASSEMBLY REPAIR
INSTRUCTIONS
228. General
(13) Remove the air tank, relay valve, air
filters, connectors, and airlines and fittings
The jaw crusher main frame assembly consists of
three parts, and engine frame assembly and an upright
support which are bolted to the welded horizontal main
(14) Remove the main control panel and
frame assembly.
operator's control box (pars. 218 and
221).
229. Main
Frame
Assembly
Removal
and
Disassembly
(15) Remove the engine assembly (par. 30).
a. Removal.
(16) Remove the pan feeder assembly (par.
(1) Remove the dolly assembly (TM 5-3820-
205-20/2).
(17) Remove the vibrating scalper screen
assembly (par. 32).
(2) Remove the platforms and ladders (TM 5-
3820-205-20/2).
(18) Remove the crusher unit assembly (par
33).
(3) Remove the fuel tank and brackets (TM 5-
3820-205-20/2).
(19) Remove
the
discharge
conveyor
assembly (par. 34).
(4) Remove the jacks (TM 5-3820-205-20/2).
(20) Remove the bogie
and
rear
axle
(5) Remove the pintle hook and mounting
assembly (par. 35).
bracket (TM 5-3820-205-20/2).
Refer to figure
and
b. Disassembly.
(6) Remove power cable reel, and mounting
disassemble the main frame assembly.
bracket (TM 5-3820-205-20/2).
230. Main Frame Assembly Cleaning, Inspection,
(7) Remove fire extinguisher and mounting
and Repair
bracket (TM 5-3820-205-20/2).
a. Cleaning. Clean all parts with an approved
(8) Remove toolbox and mounting brackets
cleaning solvent and dry thoroughly.
b. Inspection and Repair.
(9) Remove hydraulic cylinder, tank and
mounting bracket (TM 5-3820-205-20/2).
(1) Inspect the engine frame assembly for
cracks, bends, broken weldments, or other
(10) Remove the diverter box and chutes (TM
damage. Repair or replace as necessary.
(2) Inspect the vertical support beam for
(11) Remove the battery box (TM 5-3820-205-
cracks, bends, or elongated holes. Repair
20/2).
or replace as necessary.
(12) Remove the vibrating scalper screen
(3) Inspect the horizontal main frame
motor (TM 5-3820-205-20/2).
assembly for cracks, bends, broken
weldments, or other damage. Repair or
replace as necessary.
AGO 3456A
125