To unpack the SHA, press down on the spring-tensioned Rear Door (1) and remove the Fuel Flow Control Valve (2), Stack Cap Assembly with Tent Lines (3), and Gravity Feed Adapter (4).
Reinstall the Rear Door (1) by placing the bottom edge of the door in the slot at the bottom of the heater frame.
Press down on the door and swing it into position in the heater frame until the pin on the frame engages with the small slotted hole on the top edge of the rear door. Release the Rear Door. (3) Slide the front door latch (5) to the left and open the front door (6). Remove the Burner Cover Assembly if it is installed in the door frame.
Remove the Fuel Overflow Hose (7) (stored inside the Nested Stack Assembly), Fuel Supply Hose (8), Nested Stack Assembly (9), Burner Reaming Tool (10), Lid Assembly (11) and Solid Fuel Grate (12).
Install the Burner Cover Assembly (refer to next section for details). Close and latch the Front Door (6).
Before the SHA can be operated, the Burner Cover Assembly (1) must be installed according to the type of fuel being used.