ORTECO IIa Series, Руководство по эксплуатации и обслуживанию

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UN21-0158EI
OFF
A
A
B
C
1
D
E0
E
F
F1
23
English language Use and maintenance
ADJUSTMENT INFORMATION
5
Adjusting of “PROXIMITY device” that stops the hammer’s down stroke
The “PROXIMITY device” that stops automatically the hammer’s down stroke is used to drive
piles into the ground or make holes in the ground at the same depth dependending on the
type of ground.
Adjusting the pile driving depth
Proceed as outlined below.
1) Rotate the selector switch (D) to “OFF” position.
2) Drive a pile into the ground at the required depth (see “Pile driving procedure”).
3) Stop the percussion and rest the hammer on the pile head.
4) Loosen the screws (A).
5) Adjust the device (B) at the centre line of the proximity sensor (C) as shown in the fig-
ure.
6) Tighten the screws (A).
7) Turn the selector (D) to the “PROXIMITY” position (1) to activate the device.
8) Drive another pile into the ground until the stop device automatically interrupts the
pile driving operation.
9) Move lever (E) to (E0) position.
10) Move the lever (F) to position (F1) to lift the hammer from the pile and measure its
height.
11) Check the correct pile driving depth.
If the driving depth is not correct repeat the adjustment to correct the error.
- Turn the selector (D) to the “OFF” position to deactivate the device.