Fleet Maintenance - 18

VEHICLES

Keys to consistent
liftgate performance
Advice for fleets on how to spec, operate,
troubleshoot, and maintain liftgates.
By Gregg Wartgow

[ LIFTGATES ]

18 Fleet Maintenance | May 2019

L

iftgates come in a variety of styles and sizes
to assist with a variety of cargo-loading applications. Regardless of which type of liftgate is
installed on a truck, the general functionality is
the same. So is the source of most liftgate performance issues.
"We see that anywhere from 60 to 75 percent of
issues on a truck are electrical, 10 to 20 percent are
mechanical, with the rest being hydraulic-related,"
says Kurt Walker, product manager with Anthony
Liftgates, a manufacturer of liftgates.

ยป Tuck-under liftgates, such as the MTU-GLR
Series from Anthony Liftgates, are ideal when
fleets don't always need to use the liftgate.
They fold up and stow under the truck.
Photo courtesy of Anthony Liftgates

Anton Griessner, vice president of marketing and
business development for Maxon Lift Corp., tends
to agree. "When looking at warranty reports, we see
that 80 percent of the issues our customers deal with
tie to low voltage," Griessner says. "With anti-idling
laws, drivers can't run the tractor while unloading,
so they are dependent on the auxiliary batteries
mounted back at the trailer." Maxon Lift is a manufacturer of hydraulic liftgates for trucks.
As Griessner relates, a driver might make a stop,
operate the liftgate five or six times, stow the liftgate and drive to the next stop. In many cases, that
next stop might only be a mile or two away. "The
auxiliary batteries get some charge, but are not
fully recharged," Griessner points out. "By the end
of the day, the batteries are completely depleted."
Low-voltage situations can end up burning
out solenoid switches and harnesses, as well as



Fleet Maintenance

Table of Contents for the Digital Edition of Fleet Maintenance

Uptime - Are You Communicating with Employees Effectively?
Trends in Heavy Duty Diesel Engine Oils
Vehicles - Keys to Consistent Liftgate Performance
In the Bay - How Standardized Vehicle Communication Protocols Impact Diagnostics and Vehicle Operation
Shop Operations - Considerations for Mobile Device Usage in the Shop
Training - Where are all the Students Going?
Management - Why the Recent Airline Accidents Should be Concerning
Fleet Parts & Components
Tools & Equipment
Classifieds
Guest Editorial - How Much Do You Spend on DPF Maintenance?
Fleet Maintenance - 1
Fleet Maintenance - 2
Fleet Maintenance - 3
Fleet Maintenance - 4
Fleet Maintenance - 5
Fleet Maintenance - 6
Fleet Maintenance - 7
Fleet Maintenance - Uptime - Are You Communicating with Employees Effectively?
Fleet Maintenance - 9
Fleet Maintenance - Trends in Heavy Duty Diesel Engine Oils
Fleet Maintenance - 11
Fleet Maintenance - 12
Fleet Maintenance - 13
Fleet Maintenance - 14
Fleet Maintenance - 15
Fleet Maintenance - 16
Fleet Maintenance - 17
Fleet Maintenance - Vehicles - Keys to Consistent Liftgate Performance
Fleet Maintenance - 19
Fleet Maintenance - 20
Fleet Maintenance - 21
Fleet Maintenance - In the Bay - How Standardized Vehicle Communication Protocols Impact Diagnostics and Vehicle Operation
Fleet Maintenance - 23
Fleet Maintenance - 24
Fleet Maintenance - 25
Fleet Maintenance - 26
Fleet Maintenance - 27
Fleet Maintenance - Shop Operations - Considerations for Mobile Device Usage in the Shop
Fleet Maintenance - 29
Fleet Maintenance - 30
Fleet Maintenance - 31
Fleet Maintenance - 32
Fleet Maintenance - 33
Fleet Maintenance - Training - Where are all the Students Going?
Fleet Maintenance - 35
Fleet Maintenance - Management - Why the Recent Airline Accidents Should be Concerning
Fleet Maintenance - Fleet Parts & Components
Fleet Maintenance - 38
Fleet Maintenance - 39
Fleet Maintenance - 40
Fleet Maintenance - Tools & Equipment
Fleet Maintenance - 42
Fleet Maintenance - 43
Fleet Maintenance - 44
Fleet Maintenance - Classifieds
Fleet Maintenance - Guest Editorial - How Much Do You Spend on DPF Maintenance?
Fleet Maintenance - 47
Fleet Maintenance - 48
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