Control Electronics; Control Electronics Tray - Harmar Mobility HIGHLANDER II Installation & Service Manual

HIGHLANDER II: SECTION 6
TROUBLESHOOTING

CONTROL ELECTRONICS

If the Indicator LEDs do not provide enough information to fully troubleshoot a potential issue it may be
necessary to access the control electronics below the top cap of the tower.
Access the control electronics by loosening seven (7) top cap screws, lifting the top cap, and unplugging the
indicator board cable from control board. Set top cap assembly aside.

CONTROL ELECTRONICS TRAY

The Control Electronics Tray contains the Control PCBA, power elements and fuses. See Figure 6-2.
AC In and Ground
Screw Terminal
3A Circuit Breaker
15A Circuit
Breaker
Control Board
HIGHLANDER II VERTICAL PLATFORM LIFTS:
28
17FEB2021 | 630-00113 REV C
Bridge
Power Transfer
Rectifier
Relay
Figure 6-2
Install Manual
Motor Current
Sensor
Transformer