engine, rotax 1503 4-tec - Sea-Doo.net
engine, rotax 1503 4-tec - Sea-Doo.net
engine, rotax 1503 4-tec - Sea-Doo.net
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Section 01 ENGINES (<strong>1503</strong> 4-TEC)Subsection 04 (LUBRICATION SYSTEM)Torque oil pump cover screws to 10 N•m(89 lbf•in)Tighten suction pump housing screws as perfollowing sequence and torque to 10 N•m(89 lbf•in). Apply Loctite 243 (P/N 293 800060) on threads.81R<strong>1503</strong>motr140A 121. Oil pump outer rotor surface2. Vernier depth gageDifference between pump housing and outer rotorshould not exceed 0.1 mm (.004 in). If so, replacethe complete oil pump assembly.NOTE: When the axial clearance of the oil pumpshaft assembly increases, the oil pressure decreases.Check the inside of oil pump housing and its coverfor scoring or other damages and replace if damaged.InstallationFor installation, reverse the removal procedure.Pay attention to the following details.76R<strong>1503</strong>motr145AOIL SEPARATOR COVER25Removal– Remove from valve cover the ventilation hoseno. 7.1341R<strong>1503</strong>motr133ATYPICAL — NATURALLY ASPIRATED ENGINE1. Ventilation hoseR<strong>1503</strong>motr134A 221. Screws M6 x 852. Screws M6 x 25SMR2005-035 57