CHAPTER 5
SCALPER VIBRATING SCREEN ASSEMBLY REPAIR
INSTRUCTIONS
Section I. ELECTRIC MOTOR ASSEMBLY
144. General
146. Electric Motor Assembly Cleaning, Inspection,
and Repair
For description of the scalper vibrating screen electric
drive motor refer to paragraph 116.
For the complete cleaning, inspection, and repair of the
drive motor, refer to paragraph 118.
145.
Electric
Motor
Assembly
Removal and
147. Electric Motor Assembly Reassembly and
Disassembly
Installation
a. Removal. Remove the electric motor assembly
a. Reassembly. For the complete reassembly of
the drive motor, refer to paragraph 119.
b. Disassembly. For the complete disassembly of
the drive motor, refer to paragraph 117.
b. Installation. Install the electric motor assembly
(TM 5-3820-206-20/2).
Section II. VIBRATING MECHANISM ASSEMBLY
b. Inspection and Repair.
148. General
(1) Inspect the retaining rings for cracks,
The vibrating mechanism assembly consists of an
breaks, or any other damage and repair or
eccentric shaft, drum, bearings, and mounting collars to
replace as necessary.
secure the assembly to the scalper vibrating screen box.
(2) Inspect the spacer for dents, warping, wear,
149. Vibrating Mechanism Assembly Removal and
or any other damage and repair or replace
Disassembly
as necessary.
a. Removal.
(3) Inspect the bearings for excessive wear and
replace as necessary.
(1) Remove the electric drive motor, belts,
drive sheave, and balance wheels (TM 5-
(4) Inspect all other parts and replace or repair
8820-205-20/2).
as necessary.
(2) Refer to figure 43 and remove the vibrating
151. Vibrating Mechanism Assembly Reassembly
mechanism assembly from the unit.
and Installation
Refer to figure 44 and
b.
Disassembly.
a. Reassembly. Refer to figure 44 and reassemble
disassemble the vibrating mechanism assembly,
the vibrating mechanism assembly in the reverse order.
150.
Vibrating Mechanism Assembly Cleaning,
b. Installation.
Inspection, and Repair
(1) Refer
to
and
install
the
a. Cleaning. Clean all parts with an approved
cleaning solvent and dry thoroughly.
AGO 8456A
87