Quick Cable 4050HD - Manual (Page 3)

1. 2.
• Remove the lower back panel. (Refer to Fig. 2)
• Strap two batteries together and then to unit.
• Using insulated tools, connect the positive cable (identified
with red heat-shrink near the connector) to the positive battery
terminals.
• Connect the negative cable to the negative battery terminals.
• Using insulated tools, reinstall the back panel. (Fig. 2)
3. RESCUE 4050HD only
• Connect the supplied air hose to the threaded air outlet on the
back panel. (Fig. 3)
Charging the internal battery
• The battery charger power cord is permanently
installed and wrapped around the cleats on the
back of the unit.
• Plug the unit into a 120V AC outlet.
• Set the rocker switch on the front of the unit to
INTERNAL. (Fig. 4)
o When the battery is charging, the LED light will be lighted red. When the battery is fully
charged the LED will turn green.
o The charger will go to float mode when the battery is fully charged (13.6V).
o Check the charge of the internal battery using the battery test button and voltage gauge
on the front of the unit. (Fig. 6)
o Connect the positive (red) battery clamp to the
positive terminal of the battery to be charged.
o Connect the negative (black) battery clamp to the
negative terminal of the battery to be charged.
o The voltmeter on the front of the RESCUE
4000HD/4050HD will automatically read the
voltage of the external battery.
o If the voltage is above 5V, plug the power cord of
the RESCUE 4000HD/4050HD into a 120V AC
outlet and set the rocker switch on the front of the
unit to EXTERNAL. (Fig. 5)
o When the battery is charging, the LED will be
lighted red. When the battery is fully charged, the
LED will turn green.
1. 2.
1. 2.
1. 2.
• Be sure the switch on the back of the RESCUE 4000HD/4050HD is in the OFF position
before connecting clamps to a battery.
• If the voltage reading is below 5V, OR if there is no reading at all on the volt meter,
DISCONNECT THE BATTERY CABLES. DO NOT ATTEMPT TO CHARGE.
WARNING – Risk of explosion or fire
Charging an external battery
3
Fig. 4
Fig. 3
Fig. 5
Fig. 6
Using your RESCUE 4000HD/4050HD