Hinds-Bock Depositing System: Recommended Preventative Maintenance
(where applicable)
Item
Part
Action
Frequency (weeks)
Notes
1
O-rings (moving parts)
Clean, inspect, lubricate
daily
Product pistons, valves, spouts; lubricate with
Petrol-Gel before each use.
2
O-rings (moving parts)
Replace
3
Always replace when worn flat or damaged
3
O-rings (stationary seals)
Inspect for wear
1
Improper seating is the most likely cause of
damage
4
O-rings (stationary seals)
Replace
8
5
Lip Seals
Clean, inspect, lubricate
daily
6
Lip Seals
Replace
8
7
Bushings
Inspect for wear
1
Replace if there is slop
8
Bushings
Replace
16
9
Quick Pins
Inspect for wear
1
Replace if there is slop
10
Quick Pins
Replace
8
Damage can occur if excessively worn
11
Spout air cylinders
Check for air leaks and abnormal
movement
4
Sluggish movement is an indication of
compromised performance
12
Spout air cylinders
Replace
12
May vary with cycle rate & run time
13
Product valve air cylinders
Check for air leaks and abnormal
movement
4
Sticking and air leaks are most common.
Misalignment can also shorten life of air
cylinder
14
Product valve air cylinders
Replace
16
May vary with cycle rate & run time
15
Main air cylinders
Check for air leaks and abnormal
movement
4
Ratcheting of strong-back is an indicat
i
on
that one air cylinder is worn before the other.
16
Main air cylinders
Replace
16
Best to replace in pairs, to prevent ratcheting
17
Pneumatic valves
Replace
52
Modules may be replaced individually
18
Pneumatic quick disconnects
Check fit and inspect for leaks and
wear
4
19
Pneumatic quick disconnects
Replace
26
20
Jam nuts
Check tightness
daily
21
Other threaded fasteners
Check tightness
2
Pg. 13