From inside (document excerpt):
CONTENTS SAFETY RULES PAGE 3-8 TECHNICAL DATA 9 OVERVIEW 10 ASSEMBLY . 11-13 ADJUSTMENTS 14 START AND STOP . 15-16 USE 17 MAINTENANCE 18-20 GENERAL INFORMATION 20 INDICE REGLAS DE SEGURIDAD SIVU 3-8 ESPECIFICACIONES TÉCNICAS . 9 SUMARIO 10 MONTAJE . 11-13 REGULACIÓN . 14 ARRANQUE Y PARADA 15-16 APLICACIÓN DEL CORTACÉSPED 17 Grinding and balancing the cutter blade. Remove the spark plug lead. Fitting and removing the blade require the use of protective gloves.