Hopper / Dump Door Interlock Switch Adjustment; Hopper Adjustment - Nilfisk-Advance Advance Retriever 2060 Service Manual

HOPPER SYSTEM
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HOPPER/DUMP DOOR INTERLOCK SWITCH (S12) ADJUSTMENT
Switch adjustment:
1 Raise hopper and pull Prop Rod (M) (see Figure 2) into position then lower hopper until prop rod is secure.
2 Turn engine off.
3 See Figure 7. Loosen two Bolts (Y) and move Switch (S12) so it is centered in the opening. Tighten two Bolts (Y).
4 Start engine, close dump door and lower hopper. The dump door closed indicator should light when hopper is lowered.
If indicator does not light follow the steps below:
1 Turn engine off.
2 Raise and support Hopper Cover (G).
3 Raise and support Shaker Assembly (H).
4 Remove filter assembly.
5 Remove eleven Bolts (I) and remove Access
Panel (J).
6 See Figure 8. Turn the key switch to the on
position only, do not start engine.
7 Loosen lock Nut (Z).
8 Turn Rod (AA) out until dump door indicator is
lit. Turn rod another quarter turn then tighten
Lock Nut (Z).
Note: If indicator does not light it may be necessary
to repeat steps 1-4 in switch adjustment section until
Nut (BB) lines up with switch lever.
9 Check that the indicator goes off when dump
door is opened and hopper is lowered, and is
ON when the door is closed or the hopper is
raised. Reinstall cover and filter.
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HOPPER ADJUSTMENT

1 Close the dump door, raise and secure the hopper with the Prop Rod (M) (see Figure 2). Turn engine off.
2 See Figure 9. Loosen the two Lock Nuts (CC) and turn the two Bumpers (DD) in until they no longer contact the machine chassis
when the hopper is in the lowered position.
3 Raise the hopper slightly to disengage prop rod then lower the hopper all the way.
4 Adjust the two Bumpers (DD) out until there is a 1/2 inch (1.27 cm) clearance between the hopper and chassis as shown in figure
9.
5 Tighten the two Lock Nuts (CC).
FRONT
CC
DD
28 - FORM NO. 56043051 / Retriever
FIGURE 7
FIGURE 8
FIGURE 9
™ 2060
S12
Center
Z
BB
Y
AA
1/2"
(13 mm)