TM 5-3610-286-20
2-89.
Pile Lift Control Switches (cont).
d. Aline.
(1) Limit switches. Aline as described in paragraph 2-16. Actuator for pile limit switches is a
wedge or key in main pile lift chain, or auxiliary pile lift chain, that depresses switch plunger 1 mm
when upper or lower limit is reached.
(2) Feeder/delivery pile limit switches.
NOTE
Feeder pile limit switches and delivery pile limit switch operate reciprocally. All
switches must be adjusted so that there is a contact at the high and low switch
point.
(a) With power ON, release main pile motor brake by depressing relay d228 on feeder relay
panel. Second person: insert screwdriver into end of main pile motor shaft (1) (motor
furthest from press section, figure 2-251).
(b) Turn screwdriver clockwise until the switching of the main pile lift limit switch b81 (2)
(switch furthest from press section) can be heard.
NOTE
This should occur after three rotations of the motor shaft.
(c) Mark this position of the feeder table on the feeder support.
(d) Turn screwdriver until switch b81 operates again.
(e) Mark this second position of the feed table on the feeder support.
(f) The distance between the two markings should be 6.35 mm (.25 in.). If not, adjust
height of limit switch b81 and repeat steps (a) through (e).
2-508
