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Ventilation Systems
MAINTENANCE AND REPAIR
Always turn off machine and lock-out power before beginning any maintenance or repair.
Inspect machine monthly and all other external components such as cable, pulleys, clamps etc..
Inspect and clean drive screw for any foreign debris lodged in the threads. Lubricate drive screw monthly
using Lithium NLGI GRADE 2 grease along length of screw (Figure 25)
Inspect and lubricate thrust bearing every three (3) months with Lithium NLGI GRADE 2 grease.
Inspect lock collars, upper flange bearing and motor/drive screw jaw coupling set screws to ensure they
are tight.
Using local "manual" controls, run machine in both directions to ensure limit switch function and cabling
operation.
Hog Slat Inc. Newton Grove, NC USA May 2019 REV A10
Figure 25
Apply grease along length of
ACME Drive Screw – Grease
Monthly
Grease fitting for thrust
bearing – Grease Every 3
Months
21
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