This book covers the majority of the topics included in the syllabus of Technology and University institutions. Although diagrams have intentionally been omitted in this edition to reduce costs and volume, efforts have been made to simplify the content, ensuring it is easily understandable for every reader. Therefore, this book is highly recommended for all students taking Maintenance courses in tertiary institutions. Furthermore, it can serve as a valuable manual for professionals, technicians, and individuals engaged in maintenance work across institutions, public spaces, residential areas, private facilities, and the construction industry, contributing to the enhancement of effectiveness in maintenance practices.