(1) Connect remote control unit to
remote control unit cable
(2) Connect hoist controller four
terminal connector to remote control
unit harness four terminal
(3) Set multimeter select switch to
(4) Connect positive (+) multimeter
lead to white wire terminal in four
(5) Connect negative () multimeter
lead to a known good ground.
(6) Turn ON ENGINE switch.
(7) Set hydraulic selector switch to
(8) Set crane MAIN POWER switch to
(9) Set remote control ON/OFF
EMERGENCY STOP power switch
to ON position.
(10) Hold HOIST controller in UP
If 22 to 28 vdc are not present,
perform Step (11) below and
replace circuit card (Para 18-4).
If 22 to 28 vdc are present,
go to Step (11) below.
(11) Set the following switches to the
OFF position: remote control
ON/OFF EMERGENCY STOP
power switch, crane MAIN POWER
switch, hydraulic selector switch and
(12) Assemble remote control unit
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry or tools contact positive electrical
circuits, a direct short may result. Damage to equipment, injury or death to personnel may occur.