Battery Backup - Harmar Mobility HIGHLANDER II Installation & Service Manual

3. Remove 4X screws on junction box cover
inside the tower. Retrieve 4' temporary power
cord from the parts kit. Route stripped end of
wire into the junction box. See Figure 4-3.
Figure 4-3
Make the following connections:
• Black to Black (L1 Hot)
• White to White (L2 Neutral)
• Green to Green (Ground)
If a battery backup is included, there will also be
two (2) brown wires in the junction box. The two (2)
brown wires get tied to each other. See Figure 4-4.
Figure 4-4
WARNING
!
Brown wires are the disconnect for the battery
backup output. As long as brown wires are tied
together, the inverter will not be disconnected
during service.
4. Connect a temporary cord to a grounded 20A
extension cord and route down through the
back of the center wire channel to the bottom
of the lift and out to a temporary 120V AC
outlet. See Figure 4-5.
Junction
box
5. Once power is established and the VPL comes
online, the indicator LED's on the control
board will flash an alarm code to indicate that
the installation is incomplete.

BATTERY BACKUP

1. If equipped with a battery backup system.
Place two or four batteries on the battery
tray(s) and connect spade terminals to the
batteries.
Refer to wiring schematic 640-00025 for connectivity
and polarity.
2. If equipped with a cold-weather package, the
junction box will include a duplex outlet.
• Install thermostatic switch into the top
outlet.
• Wrap battery warming blanket around each
pair of blankets with the overlap and cord in
the back.
• Feed the blanket cord down behind the
battery tray and plug into the thermostatic
switch.
• Wrap 2X zip-ties around the outside
perimeter of the batteries.
DO NOT OVERTIGHTEN.
HIGHLANDER II VERTICAL PLATFORM LIFTS:
HIGHLANDER II: SECTION 4
INSTALLATION
Wire
channel
Figure 4-5
NOTICE
Install Manual
17FEB2021 | 630-00113 REV C
Back
brace of
tower
13