Inspect equipment and machinery, overall valves, pumps, Replace V-belts on pulleys and retention if required, do alignments, welding ,gas cutting, rigging ,blowers’ mechanical maintenance, lubricate machines, replacement of pipelines on pumps, fault finding on actuator valves, fastening bolts and nuts on flanges, remove and replace seals on pumps, valves and gear boxes, diagnose and repair faults on pneumatic systems, replace filters and change oil on hydraulic reservoir system etc.