Jet EQUIPMENT & TOOLS JLP Series, Руководство пользователя, Страница: 8 / 22

JET Model JLP Series Pullers
Allowable Limits for Load Chain and Hooks
Load Chain
Capacity 5 Links
Normal 5 Links Limit
1/4 ton 2.36” 2.43”
1/2 ton 2.95” 3.04”
3/4 ton 3.54” 3.65”
1-1/2 ton 4.72” 4.87”
3 ton 5.91” 6.08”
6 ton 5.91” 6.08”
Carefully inspect the entire load chain. As
illustrated in Figure 1, measure five consecutive
links with calipers to measure the length. Check
every three feet and especially where excessive
wear is indicated. Any load chain that shows
noticeable deformation or heat influence must
be replaced with a new one. Never extend load
chain by welding a second piece to the original.
Hooks (Top & Bottom)
Capacity Standard Throat
Opening
Throat Opening
Limit
1/4 ton 0.87” 0.95”
1/2 ton 1.1” 1.21”
3/4 ton 1.18” 1.3”
1-1/2 ton 1.42” 1.56”
3 ton 1.73” 1.91”
6 ton 1.97” 2.17”
Replace the hook when “A” in Figure 2 is wider
than Limit A in the table above. Never heat
treat the hook or attach anything to the hook by
welding.