18 Do A Test Of The Dual Height Control Console (Sj3226 And Sj4740) - Skyjack SJ3215 Operation Manual

Section 4 – Inspections Before Operation
4.3-18 Do a test of the dual height control
console (SJ3226 and SJ4740)
WARNING
Look for overhead obstructions or other possible
hazards around the MEWP when you raise the
platform. Do not lower the platform unless the area
below is clear of personnel and obstructions. If
you do not obey, there is a risk of death or serious
injury.
1. Make sure the MEWP is indoor or in an
environment with no wind.
WARNING
Tip-over hazard. Do not move MEWP outdoors.
Wind has an effect on how stable the MEWP is. If
you do not obey, there is a risk of death, serious
injury, and/or MEWP damage.
2. Lift the dual height switch
outdoor (wind) position.
3. For SJ3226:
Raise the platform to 9.14 m (30 ft).
Result: The platform rises to 5.63 m (18 ft 6 in)
▪
and then stops.
216380ACA
48
Dual height control console
1
and select the
1
For SJ4740:
Raise the platform to 9.14 m (30 ft).
Result: The platform rises to 7.31 m (24 ft) and
▪
then stops.
4. Lift the dual height switch and select the indoor
(no wind) position.
5. Raise the platform to 9.14 m (30 ft).
6. Lift the dual height switch and select the
outdoor (wind) position.
Result: The alarm makes a sound.
▪
WARNING
Lock and tag the MEWP , and remove it for
servicing if:
The alarm does not make a sound,
▪
Or the lift or drive functions are not disabled
▪
when you get at the cut-off height.
If you do not obey, there is a risk of death or
serious injury.
7. Raise the platform.
Result: The platform does not rise.
▪
8. Drive the MEWP forward.
Result: The MEWP does not move.
▪
9. Lower the platform.
Result: The platform lowers.
▪
SJ3215, SJ3219, SJ3220, SJ3226, SJ4726, SJ4732, SJ4740
Function Tests