User's Manual

5 LS420 Universal User Manual V2.91 2003-01-21.doc
Chapter 1: LS420 Front Panel
1.1 LS420 Indicator Lights
1.2 LS420 Display Screen Abbreviations
"A" = angle
"AH" = auxiliary hoist
"L" = length
"MA" = maximum or minimum angle, whichever actual angle is closest to
"MH" = main hoist
"MN" = minimum
"MX" = maximum
"R" = radius
"W" = wind speed
WARNING! “Two
-
Block” light
indicates two-block condition
WARNING! “Load”
light
indicates that a load limit
has been exceeded.
WARNING! “Limit
–
” light flashes
when minimum angle limit is passed.
WARNING
! “Low Batt” light
indicates that one or more
sensors need new batteries.
“M” = main, “A” = auxiliary.
Steady green indicates a2b
sensor online and functioning
Load indicated in po
unds
WARNING! “Limit +” light fla
shes
when maximum angle limit is passed.
“M” = main, “A” = auxiliary.
Steady green indicates load
cell online and functioning