Sentry by Orion
Orion
Semi-Automatic Stretch Wrapping Machine
Revision 2.8
Maintenance
27 August 2014
Page 5-4
Preventative Maintenance Schedule
PM Intervals
PM Intervals are based on an average usage of a 16 hour production day.
All general information about machine maintenance is based on normal machine working
conditions: indoor, moderate dust and low moisture environment, and maximum rotation
of 9 RPM. They should be regarded as guidelines, reviewed and corrected according to
requirements of actual use and conditions.
All Sentry Standard Series
Daily
•
Prior to switching the film roll, inspect that there is no excess film wrapped around
any of the carriage rollers.
•
Use compressed air to blow out any loose debris in the carriage.
•
Monitor the machine during operation for any abnormal noises or vibrations.
5,760 Loads or one month
•
Inspect rubber stretch rollers. Clean as needed per instructions in manual. Replace
worn rollers, as needed.
17,280 Loads or three months
•
Inspect under turntable. Check the chain tensioner. Use compressed air to clean debris
as needed.
•
Inspect turntable support casters for good condition.
•
Inspect carriage lift chain condition. Tension as needed. Apply a light coating of lubri-
cant.
•
Inspect prestretch chain. Tension as needed. Apply a light coating of lubricant.
•
Inspect turntable chain. Tension as needed. Apply a light coating of lubricant.
34,560 Loads or 6 months.
•
Check all hardware. Tighten screws and bolts, as needed.
Table 5-2. PM Frequency
FREQUENCY
PERIOD
DESCRIPTION
12
LPH
(Hour)
96
LPS
(Shift)
192 LPD
(Day)
5760 LPM
(Month)
17,280
LP3M
(3Months)
34,560
LP6M
(6Months)
