4
1) GATE DOES NOT LIFT UP
a)
Check if Cab Cut of switch is pulled out
– “ON” position
b)
Check resettable Circuit Breaker on top of batteries
Push Reset Tab back in, if popped out
b) Check fuse at pump & motor (qty 1) inside main tube on passenger side behind rubber cover
c) Start truck and run engine in fast idle for charging the battery
if lift gate starts working, recharge batteries
test batteries and truck/trailer charging system
d) Check for a solid ground connection from the motor post to main frame of the lift gate
1.1) Check Battery Power
1.2) Check controls
ILT
Series
a)
Check the valves at the cylinders visually for mechanical damage
– bent or broken ??
b)
Open up rubber cover on passenger side to get access to the hydraulic power unit, unscrew the hex
head bolt to slide out the power unit and unplug red cable #2 with the inline fuse.
c)
Jump female end #2 to small positive connector (switch cable #5 attached) on motor solenoid.
WARNING
– Do not stay between platform and truck body – gate will raise up
d)
Gate is raising up
– check switch and grey 3 wire harness to switch for damaged spots
a)
Gate is not raising up
a)
Check motor solenoid for proper function
– hear clicking??
a)
No clicking
– motor solenoid or thermo switch at motor is bad
b)
Hear clicking
– check for voltage on both big positive studs to ground
a)
Have Voltage
– solenoid is ok
b)
No voltage
– solenoid is not connecting internally – bad solenoid
b)
Motor solenoid is ok
a)
Check for power on large positive motor stud
a)
Have power
– bad motor or bad brushes
b)
No power at motor stud
– Check connection to solenoid
