9. WORK EQUIPMENT A B C D E F G H K I J N O L M 559A6MC01 Unit : mm 6-29 Mark Measuring point (pin and bushing) Normal value Pin Bushing Remedy & Remark Recomm. service limit Limit of use Recomm service limit .
Limit of use A Boom Rear 50 49 48.5 50.5 51 Replace B Boom Cylinder Head 60 59 58.5 60.5 61 〃 C Boom Cylinder Rod 60 59 58.5 60.5 61 〃 D Arm Cylinder Head 50 49 48.5 50.5 51 〃 E Boom Front 50 49 48.5 50.5 51 〃 F Arm Cylinder Rod 50 49 48.5 50.5 51 〃 G Bucket Cylinder Head 45 44 43.5 45.5 46 〃 H Arm Link 45 44 43.5 45.5 46 〃 I Bucket and Arm Link 45 44 43.5 45.5 46 〃 J Bucket Cylinder Rod 45 44 43.5 45.5 46 〃 K Bucket Link 45 44 43.5 45.5 46 〃 L Boom swing post 110 109 108.5 110.5 111 〃 M Boom swing cylinder 50 49 48.5 50.5 51 〃 N Blade cylinder 55 54 53.5 55.5 56 〃 O Blade and frame link 35 34 33.5 35.5 36 〃