Komatsu Pc78mr-6 Shop Manual And Operation Manual This collection contains the following two manuals: Komatsu PC78MR-6 factory shop manual. 571 pages. serial number 1001 and up... 1. Komatsu PC78MR-6 operation and maintenance manual 2. Komatsu PC78MR-6 shop manual. serial number 100... Download 14.95 USD X The seller macthree offers you 30.0% on each sale!