TROUBLESHOOTING
PANEL LIGHT & HORN WILL NOT COME ON WITH BOOM SWITCH WEIGHT LIFTED
CAUSE REMEDY
Burned out fuse .....................................................................................Check and replace fuse (8 amp only).
Broken wire...........................................................................................Check voltage in control panel between terminals #0
and #37. If 0 volts, check between ignition post of
ignition switch and ground. If 12 volts available,
wire to control panel is bad. Correct.
HORN WORKS, BUT NO LIGHT WITH SWITCH WEIGHT LIFTED
CAUSE REMEDY
Light bulb burned out............................................................................Replace bulb.
LIGHT AND HORN ARE ON WITH HOOK BLOCK NOT CONTACTING SWITCH WEIGHT
CAUSE REMEDY
Jumper wire or jib/rooster sheave not
plugged in boom head ...........................................................................Plug in.
Boom head weight wire rope broken or hung up..................................Check that weight is attached to wire and hanging
freely. If rope is caught up on something, correct.
Jib or auxiliary boom head switch plugged in,
but no weight.........................................................................................Attach weight.
Broken electrical cable or bad connection ............................................Check all cable for visible damage, then remove wire
from terminals #3 and #6 in control panel and check
for continuity. If circuit is open, check the wires
inside cable reel, and wires from the reel to the boom
head switch. If the wires are OK, check the anti-two
block switch. If there is continuity between #3 and
#6 check the relay in the panel.
SWING CIRCUITANTI-TWO BLOCK SYSTEM
RT700 Series Page 5 - 37 Issued: August 2003
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