TM 5-3610-286-20
2-64.
Delivery Pile Lift Motor (cont).
(3) Lower limit. (figure 2-149)
(a)
(b)
(c)
(d)
Loosen lower limit switch b37a (1) by loosening two slotted screws (2).
Adjust limit switch (1) to roller chain (3) so that the switch plunger (4) just makes
contact with the upper part of the chain cam segment (5)4 to 5 mm below the top end of
the cam. Then tighten switch mounting screws (2).
Press PILE DOWN pushbutton to lower truck (6) until it is touching the floor. Check that
limit switch (1) operates when chain hooks (7) have completely released and cleared
the delivery truck (6).
CAUTION
Delivery truck should slide in and out freely, clearing the delivery hooks in
lower limit position. Hooks must not be so low that they hit the floor.
If lower limit is incorrect, adjust limit switch (1) mounting plate upward or downward.
2-332