Labrie MINIMAX Maintenance Manual page 51

When the Packer Retract limit switch needs adjustment, it is usually because it no longer stops the
packer (bottoming out) or prevents automatic cycles from working properly. A well adjusted Packer
Retract limit switch should prevent the packer from making a knocking noise when it stops during
retraction in speed-up mode.
When this limit switch needs adjustment, the following procedure is recommended.
To adjust the Packer Retract limit switch:
Set the parking brake.
1.
Start the engine and engage the hydraulic system (P
2.
Press the yellow button to retract the packer to (+/-) 1/16" before the fully retracted position
3.
(this is the measurement between the packer blade and the arm base wiper).
: When in stowed position the packer blade must always make contact with the wiper.
N
OTE
When the packer reaches the correct position, push the red emergency
4.
3-10).
Disengage the hydraulic pump and turn off the engine.
5.
Proceed with the tagout/lockout procedure. Refer to "Locking Out and Tagging Out the
6.
Vehicle" on page 20.
Never get on the hopper area while the engine is running.
Danger!
Locate the Packer Retract limit switch lever (see Figure 3-24).
7.
Figure 3-24 Packer retract limit switch lever
Use an Allen key to loosen the locknut on the limit switch and determine the contact point where
8.
the triggering should occur by moving the lever.
Once you have determined the contact point where the triggering should occur, tighten back the
9.
locknut.
General Maintenance 43
switch activated).
UMP
button (see Figure
STOP