Issued July 2024
Maintenance and Adjustment
Copyright 2024, The Heil Co.
Printed in the U.S.A.
Maintenance and Adjustment
87
PACKER/EJECTOR CYLINDERS PREVENTIVE MAINTENANCE
It is critical to follow the guidelines of the Body Preventive Maintenance Chart and Body Lubrication Guide found
in this section of this Service Manual and the Body Lubrication Guide decal on the unit. Failure to follow stated routine
preventive maintenance can lead to premature cylinder failure that is not covered by your warranty.
WARNING
Make sure that the unit is in Lock-Out/Tag-Out mode before you perform maintenance/service procedures, or when you enter
or climb on the hopper/body/related assemblies. Equipment is operational when the unit is not in Lock-Out/Tag-Out mode.
Equipment operated while you do maintenance or service procedures can cause serious injury or death so also make sure to
clear the area around the unit of all bystanders.
CAUTION
Failure to follow these instructions can result in damage to the Heil body, truck chassis or can cause personal injury!
HEIL PACKER/EJECTOR CYLINDERS PREVENTIVE MAINTENANCE CHART
Using a plastic bladed
shovel, clean behind the
packer panel and pockets
around spherical's. DO
NOT damage cylinder rods
by striking with any metal
object.
Visually inspect that lube
lines (if equipped) are
connected and not
damaged or leaking.
Visually inspect packer
tracks and hopper floor for
excessive wear or damage.
Repair or replace if
necessary.
Grease Packer/
Ejector cylinder
spherical bearings/
pins
Inspect packer/
ejector cylinder
bearings/pins (both
ends) for wear, rust
or damage and
replace if necessary.
Half/Pack
®
, DuraPack
®
Python
®
and DuraPack
®
Rapid Rail
®
Inspect the Packer/Ejector Panel start and stop travel
positions and, if necessary, adjust the proximity switches
for retract and extend settings. Refer to Packer/Ejector
Panel Adjustment in Service Manual.
Half/Pack
®
(Featuring Odyssey
®
Controls)
Perform the operational Checks and Inspections found
in the Operation Manual. If unit recalibration is required,
refer to Half/Pack
®
(Featuring Odyssey
®
Controls)
Cylinder Sensors Calibration in Service Manual.
Side Loading and Premature Cylinder Failure can be
caused by:
Inadequate greasing intervals.
o causing increased friction at spherical bearings
o potentially resulting in seizing of spherical bearings
Packing into the second stage of a multistage cylinder.
Binding of components caused by debris (see figure to
right).
83 86
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