1971 Evinrude Fisherman 6HP outboards Service Manual, Page 24Get this manual
UPPER HOUSING
housing and may be removed by filing off the burrs if replacement is necessaryRestake with small punch HOSE AND PRIMER BULB ASSEMBLY CLAMPS To disassemble hose clamps, grip clamp with pliersBend overlapping hook backward (in direction of arrow) to release clampSee Figure 3-25To assemble hose clamps, grip clamp firmly with pliersApply slight pressure to hook on underside with screwdriverSqueeze clamp with pliers until hooks interlockSee Figure 3-26CONNECTOR HOUSINGS
If "0" ring is damaged, air will enter fuel line and
carburetorMotor will run out of fuelInstallation of the "0" ring in the fuel hose connectors requires the use of two instruments, one to hold the plunger
Figure 3-23Fuel Tank Level Indicator for fuel to be drawn out when the fuel hose is connectedDirt may clog the passages and may also prevent the valves from seating properly The release valves are best cleaned by removing the core plugs and disassemblingTo remove core plugs, carefully drill small hole through the center of the plug (avoid damaging spring), and pry the plug out with punchReplace valve seats ("0" rings) to assure tight sealSee Figure 3-24The air inlet disc valve must seat tightly to prevent fumes from escaping the tank when the fuel hose is connected, but must allow air to enter the tankThe disc valve spring retainer is staked to the upper