TM 55-1560-307-13&Pt. Route hoses (7) between tank No. 3 and tank No.4, and connect to the helicopter's respective fuel supplycoupling.u. Install grounding strap to existing aircraftgrounding point.v. Connect vent from tank to tank fitting and then toaircraft fitting, Figure 2-8.WARNINGAll vent lines must be connected from tank totank and to aircraft overboard vent. Aircraftoverboard vent cap must be removed anytimeERFS is installed.w. Remove aircraft vent cap from top of fuselage.x. Check all hoses and couplings for properinstallation, Figure 2-12.Figure 2-12. System Couplings Installation2-15
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