Hanok is the key technology of the 21st century buzzword, as 'healthy homes' and 'eco-friendly' and to meet the demands for the safety and comfort of the human body in space, the possibility is getting attention again. Hanok worth from the perspective of brand marketing, pay raises, and maintain it throughout the whole life cycle of the value based on continuous activities. The systematization, and the efficiency of the way should be carried out to maintain to achieve the purpose. This presented study is divided into three stages, the consideration of Hanok Characteristics, maintenance manual written case analysis and Hanok written direction of the manual and take advantage of the possibilities. Firstly, for the consideration of Hanok natures, we study the Hanok maintenance characteristics to analyze the use of materials and construct method based on the result of 'Hanok technology development'. Secondly, we grasp the element which can be applied on the maintenance manual, analyze the maintenance manual contents and the written direction. Lastly, proposed step of written direction, we suggest the direction of Hanok manual writing based on identified elements.