Assembly Of Electromechanical Limit Switches; Assembly Of Safety Nut; Installing The Nut Breakage Limit Switch (Ba1) - Pfaff SHE Series Operating Instructions Manual

Worm gear screw jack SHE type1 and type2
GB
High-performance screw jack HSE type1 and type2
7.5

Assembly of electromechanical limit switches

1 3
1 Switching cam
2 Holding plate
3 Mechanical limit switch
4 Limit switch fittings
7.6

Assembly of safety nut

Pay attention to the installation position and force directions (pull/push)
The safety nut has to be placed subsequently in the load direction of the travelling nut.
1 Wear indication ring
= Load direction
7.7

Installing the nut breakage limit switch (Ba1)

Subject to technical modifications
1. Run switch cam on sight.
2
2. Screw the limit switch (3) onto the bracket; tighten screws only slightly.
Push the switch all the way in until the roll rests against the switch cam
phase.
3. Measure limit switch distance (for example, the back edge of the switch
housing).
4. Pull the limit switch back 1 mm and tighten it.
5. Carry out the lift test and set the actual lift.
Individual adjustments ± x according to the order confirmation / drawing
Secure screws against unintentional loosening.
Adjusting the switch point:
Loosen screws (4).
Slide the holding plate (3) up or down to the desired position.
Retighten the screws. Observe the tightening torques!
Ba1
1. Screw the limit switch (6) onto the bracket; tighten screws only slightly. Push
the switch all the way in until the roll rests against the safety nut.
2. Measure limit switch distance (for example, the back edge of the switch
housing).
3. Pull the limit switch back by the distance b (=1 mm) and tighten it.
Secure screws against unintentional loosening.
Observe the tightening torques!
Design changes under reserve
T13.01.000.0000.0003
2019/04 Rev. Index E
Sous réserve de modifications techniques !
Ba2
16