March 5 (Reuters) - Australia's Oil Search Ltd OSH.AX saidExxonMobil PNG, operator of its Papua New Guinea LNG Project,would take about eight weeks to restore production at theproject, following damage caused by the earthquake that struckthe region on Feb. 26. Search will provide a revised production forecast andthe likely impact on its 2018 earnings and capital outlook onceit has more clarity on the progress of repair works, the companysaid in a statement on Monday.