Alarm Horn -H12-, REMOVING AND INSTALLING: Removing
-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .
-- Remove the nut -3-.
-- Remove the alarm horn -2- upward.
-- Disconnect the connector -1-.
-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .
-- Remove the nut -3-.
-- Remove the alarm horn -2- upward.
-- Disconnect the connector -1-.