5. Measurethestroke(L)andcompareittothevaluesgivenbelow.
The length shall be: 205RXT: L = 1350 mm
+0/-50mm
240RXT: L = 1800 mm +0/-50mm
265RXT: L = 1600 mm +0/-50mm
6. If the stroke is too long, adjust the limit switch and secure its position with a seal.
Check the adjustment of overload limit switch RK5
Theoverloadlimit-switchRK5willbackupiftheoutreachlimitswitchRK4forsomereason
would not work.
7. Disable the RK4 by connecting for the test the terminals 64 and 70 in the chassis control
panel with a jumper lead.
8. Retractthetelescopeandthenextenditagain(inhorisontalposition)
9. Measurethestroke(L)andcompareittothevaluesgivenbelow.
Thelengthshallbe: 205RXT:L=1600mm+0mm/-50mm
240RXT:L=2100mm+0mm/-50mm
265RXT:L=1900mm+0mm/-50mm
10. If the stroke is too long, adjust the limit switch and secure its position with a seal.
11. Remove the jumper lead
12. Put the cover back in its place
The correct operation of both RK4 and RK5 limit switches must be ensured at every annual
service. If the outreach or overload limits are adjusted, make sure that the RK4 is not
disabled and that both limit switches work correctly after the adjustment.
4.3.16. Inspection of the operating controls on the platform
Check the operating controls on the platform
• check the overall condition of the electric appliances inside the box and spray with
moisture repellent, if necessary
• check the cables and the tightness of the cable clamps
• testthesoundsignal(23),emergencystop(22),emergencydescent(20)andretraction
ofthetelescope(36)
• test all movements. Check that all the movements stop when the control is released.