Water heater mounting structure

A water heater mounting structure for mounting a case in which a burning device is housed, to a mounting surface, via a support fitting component that is fixed to the mounting surface in a vertical direction and that has a lock-engaged portion facing upward, comprising:

• a lock-engagement fitting component that is mounted to a back surface of the case and includes a fixed portion which is fixed to the back surface, and a lock-engaging portion that is joined to the fixed portion, is lock-engageable with the lock-engaged portion from above the lock-engaged portion, and has a dimension longer than that of the lock-engaged portion in a left-right direction;
• wherein the lock-engaging portion is lock-engaged with the lock-engaged portion from above the lock-engaged portion to hang and support the case through the lock-engagement fitting component by the support fitting component;
• and
• wherein the lock-engaging portion has, at a lower end, a turned-back portion that is turned back towards a front side of the lock-engaging portion and that extends substantially in an upward direction from the lower end so as to overlap the lock-engaging portion.