Snorkel TL49K-sn8500+ - Manual (Page 18)

14 508159-000 TL49K
5. Emergency Stop Switches.
Emergency stop switches must operate correctly. Check that each stops the
machine’s controls and that restarting is prevented until all stop switches
are unlatched.
6. Emergency
Lower/Slew.
With the top and bottom booms raised approximately 500mm each and the
unit switched off, check:
The emergency lower switch located in the basket and ground control
stations, lowers the booms when operated.
The emergency slew, telescopic boom retraction can be operated by using
the hand pump and control lever at the ground control station.
To Reset the hydraulic system after checks;
Fully slew the Basket to the right, so that he ram is fully extended.
Fully extend the Outriggers while still maintaining Level. (check the bubble)
Using the ground controls, fully extend Top, Bottom and Telescopic Booms.
Fully extend the Flick Out Boom.
All rams must be fully extended at the same time before returning them to
their transit position.
7. Emergency Hand Pump.
With the unit set up for working (i.e. outriggers down, under load and the
machine level with wheels clear of ground) it is possible to lower the cage
using the emergency hand pump.
8. Battery
Power (Where applicable)
Check batteries are fully charged and topped up with distilled water (these
are fitted under the slew cover on both sides of the platform).
Hydrometer reading should be 1280-1320sg.
With machine level, the distilled water should cover the plates by
approximately 6mm.
9. Mains
Power (Where applicable)
Check that the voltage and frequency of the power input matches that of the
motor. All extensions must be a minimum of 2.5mm², and no longer than
10m due to possible voltage drop.
10. Petrol/diesel Power (Where applicable)
Check that there is sufficient oil and fuel to complete a full working shift.
If the Emergency Lower is used during normal operation, DO NOT
use the machine, Contact your local UpRight representative.
PRE-START CHECKS