TM 55-1560-307-13&P
t. Route hoses (7) between tank No. 3 and tank No.
4, and connect to the helicopter's respective fuel supply
coupling.
u. Install grounding strap to existing aircraft
grounding point.
v. Connect vent from tank to tank fitting and then to
aircraft fitting, Figure 2-8.
WARNING
All vent lines must be connected from tank to
tank and to aircraft overboard vent. Aircraft
overboard vent cap must be removed anytime
ERFS is installed.
w. Remove aircraft vent cap from top of fuselage.
x. Check all hoses and couplings for proper
installation, Figure 2-12.
Figure 2-12. System Couplings Installation
2-15