Tank Repair; Installation - Cub Crafters CC18-180 Maintenance Manual

(3) TANK REPAIR

(a) Thoroughly clean the tank inside and outside. Ensure that any residual fuel
fumes have completely dissipated.
(b) The tank may be repaired by welding the affected area. This must be carried out
by a qualified repair shop or by Cub Crafters, Inc.
(c) After repairing, a pressure test of the tank should be carried out. Using shop air,
apply 1.5 to 2 psi to the tank and ensure that the pressure can be maintained for
5 minutes.

(4) INSTALLATION

(a) Carefully insert the drag brace through the tank and lower the tank into the bay.
(b) Reconnect the drag brace tube at the inboard end and tighten the nut.
(c) Refasten the fuel tank straps and tighten until the strap slack is removed.
(d) Lubricate the fuel nipple fittings with EZ TURN Lubricant, insert in the tank and
tighten.
(e) Reconnect the fuel supply and fuel vent check valve. Make sure all the nipple
fittings and hose clamps are tight.
(f) Install the upper, the lower and the front wing root fairings.
Manual number TC10000AMM
Date: 04/16/08
CUB CRAFTERS, INC.
CC18-180 MAINTENANCE MANUAL
28-00
Page: 5