2. APPLICATION RESTRICTIONS
There are restrictions and limitations that must be carefully considered in the selection, installation, and
operation of this type of equipment. Serious injury or death may result from failure to consider these
factors.
2.1 Working load limit
The Jackpod Davit Arm is designed and rated for a working load limit of 1 person weighing a maximum of
310lbs (including all clothing, tools, and equipment) when used in a 1 Part Single Reeved System as
shown in Figure 2.
1 part single reeved system
Load
Figure 2, Typical 1 Part Single Reeved System
In a Rescue situation or other application requiring the raising and/or lowering of 2 persons each weighing
a maximum of 310lbs (including all clothing, tools, and equipment), configuring the equipment as a 2 Part
Single Reeved System (see Figure 3) allows a working load up to 620 lb.
2 part single reeved system
Load
Figure 3, Typical 2 Part Single Reeved System
For a 2 Part Single Reeved System, the winch line is passed through a travelling pulley connected to the
load, and then anchored back to the davit as shown in Figure 4.
Winch Line
Winch Line
EN
23