Poweramp VS VERTICAL SPECIALTY 4.2009 - Manual (Page 28)

26 4111-0008 — April 2008
ADJUSTMENTS
Maintenance Prop Adjustment Maintenance Prop Adjustments
1. Raise platform fully and engage the
maintenance prop in the service position (If dock
leveler has not been used recently cycle leveler
once).
2. Turn OFF all electrical power to the dock leveler.
Attach safety lockout and tagout devices.
3. Adjust yoke on maintenance till you have min.
1“ of free play in the prop”.
4. When the play in the prop is correct only 1-1/2
threads max will be exposed through the yoke. If
more threads exposed the maintenance prop
must be shorted.
When service under the dock leveler is required,
always lock all electrical disconnects in the OFF
position after raising the platform and engaging the
maintenance prop. Failure to do this may result in
serious personal injury or death.
Always post safety warnings and barricade the
work area at dock level and ground level to prevent
unauthorized use of the dock leveler before
maintenance is complete. Failure to do this may
result in serious personal injury or death.
1”
Max Threads Exposed 1-1/2