LiftMaster HDSW24UL Installation Manual - English - Page 20

Step 9 Connect Batteries, Plug In Transformer Power, AC Power Switch, Battery Switch, 7AH Batteries

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INSTALLATION Plug In Transformer Power Wire plug in transformer power as shown. Control Board Set switch to WALL XFMR Plug in transformer AC Power Switch The AC switch on the operator turns the incoming 120/240 Vac power ON or OFF. The AC switch ONLY turns off AC power to the control board and DOES NOT turn off battery power. Battery Switch The battery switch turns the battery power on or off. AC Power Switch Battery Switch Step 9 Connect Batteries 7AH Batteries The batteries are charged in the circuit by the integrated transformer. 1. Turn the AC power switch to OFF. 2. Turn the battery switch OFF . 3. Connect a jumper between the positive(+) terminal of the battery to the negative terminal(-) of the other battery. 4. Connect the red battery wire from the operator to the positive(+) terminal of the battery. 5. Connect the black battery wire from the operator to the negative (-) terminal of the battery. 6. Turn the battery switch ON . 7. Turn the AC power switch to ON to restore AC power. 20 Red Wires Jumper Black Wires Battery Wiring

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20
Plug In Transformer Power
Wire plug in transformer power as shown.
Plug in transformer
Control Board
Set switch to
WALL XFMR
AC Power Switch
The AC switch on the operator turns the incoming 120/240 Vac power ON or OFF. The AC switch ONLY turns off AC power to the control board and DOES
NOT turn off battery power.
Battery Switch
The battery switch turns the battery power on or off.
AC Power Switch
Battery Switch
Step 9 Connect Batteries
7AH Batteries
The batteries are charged in the circuit by the integrated transformer.
1.
Turn the AC power switch to OFF.
2.
Turn the battery switch OFF .
3.
Connect a jumper between the positive(+) terminal of the battery to
the negative terminal(-) of the other battery.
4.
Connect the red battery wire from the operator to the positive(+)
terminal of the battery.
5.
Connect the black battery wire from the operator to the negative (-)
terminal of the battery.
6.
Turn the battery switch ON .
7.
Turn the AC power switch to ON to restore AC power.
Battery Wiring
Red Wires
Black Wires
Jumper
INSTALLATION