Heartland 2014 Bighorn Owner's Manual page 83

The bed requires 12 Volt DC power and will operate
when the house batteries are fully charged and the
house disconnect switch is ON.
To Lower Bed: Clear all objects from under the bed that
may get crushed beneath the bed, remove the travel
lock pins, press and hold the switch in the down position
until the bed stops. Switch is located on the wall near
the bed.
To Raise Bed: Clear all linens and other objects from
bed, press and hold switch in the up position until the
bed is fully raised (bed will stop automatically), lock with
the travel lock pins.
81
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