Fuel Check Valve; Fuel Vent Check Valve Overhaul - Cub Crafters CC18-180 Maintenance Manual

(n) Check the operation for positive detent and smooth turning.
(o) Remove the rag.
(p) Reattach the cover, and the handle stop plate with the springs and the handle.
(q) Check and make sure the handle stop is working properly.
D. FUEL CHECK VALVE

(1) FUEL VENT CHECK VALVE OVERHAUL

(a) Drain fuel from the appropriate fuel tank until is less than ¾ full. This may be
accomplished either through the drain valve on each tank or by using the strainer
on the gascolator just forward of the engine firewall.
(b) Remove the fuel tank cover from the appropriate wing and locate the fuel vent
check valve on the fuel vent line. (See Figure 28-00-1).
(c) Remove the fuel vent check valve and clean the threads on the valve and the
fittings on the fuel vent line.
(d) Clean the body and the entrance/exits of the check valve.
(e) Install the fuel vent check valve fuel system applying a lubricant that meets MIL-
G-6032D (Cub Crafters P/N RM6032-001) to the threads.
(f) Reinstall the fuel tank cover.
If the fuel discharge persists after maintenance, replace the fuel vent check valve
28-00
Page: 10
CUB CRAFTERS, INC.
CC18-180 MAINTENANCE MANUAL
Figure 28-00-6 – Fuel Check Valve
assembly (Cub Crafters part number VP7011-001).
NOTE
Manual number TC10000AMM
Date: 04/16/08