Drill Rigs. 3.4.1. Surface top hammer drill rigs: twelve (12) months or two thousand (2000) engine hours except the following components which carry additional warranty: air end: twelve (12) months unlimited hours; piston pumps and motors: twelve (12) months unlimited hours; and hydraulic rock drills: twelve (12) months or one thousand (1000) percussion hours; 3.4.2. Underground top hammer drill rigs: twelve (12) months; 3.4.3. Hydraulic rock drills: twelve (12) months or one thousand (1000) percussion hours; 3.4.4. Surface down the hole drill rigs: twelve (12) months or two thousand (2000) engine hours except the following components which carry additional warranty: air end: twelve (12) months unlimited hours; piston pumps and motors: twelve (12) months unlimited hours; and rotary head: twelve
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Sources: Warranty Agreement, Standard Warranty, Standard Warranty