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techtalk:ref:carb07 [2019/08/10 23:42] hippysmack [Replacing the Plastic Fuel Inlet Fitting] |
techtalk:ref:carb07 [2019/08/11 00:13] hippysmack [The Process] |
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| It's a fairly simple job to replace the fuel inlet. \\ | It's a fairly simple job to replace the fuel inlet. \\ | ||
| Instructions are also here at the CVP website: [[https://cv-performance.com/harley-fuel-elbow-replacement]] | Instructions are also here at the CVP website: [[https://cv-performance.com/harley-fuel-elbow-replacement]] | ||
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| + | **Notes**: \\ | ||
| + | While working on the carburetor or any fuel system, care should be taken to keep away from any open flame or heat source. \\ | ||
| + | Never try to loosen carburetor parts using heat. \\ | ||
| + | Do not use brute force or methods other than a puller. \\ | ||
| + | D0 not remove the inlet from the carb using a drill or vise grips. \\ | ||
| + | This could damage the body or distort, crack or broaden the hole where the new inlet presses into. \\ | ||
| + | Follow all safety precautions. \\ | ||
| + | The following instructions are provided as a basic guide and assumes no liability for any damages or injury. \\ | ||
| + | Never work on a carburetor or related fuel system in the presence of an open flame or heat source. \\ | ||
| **Prep**: \\ | **Prep**: \\ | ||
| Line 89: | Line 99: | ||
| Remove all brass cuttings / particles after tapping and before continuing. \\ | Remove all brass cuttings / particles after tapping and before continuing. \\ | ||
| - | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_40_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) | + | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_34_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) |
| **Assemble the puller**: \\ | **Assemble the puller**: \\ | ||
| Line 108: | Line 118: | ||
| Soapy water will wash away any fine particles and not harm the internal parts. \\ | Soapy water will wash away any fine particles and not harm the internal parts. \\ | ||
| Compressed air will also blow out the passage. \\ Be sure the carburetor is clean and dry. \\ | Compressed air will also blow out the passage. \\ Be sure the carburetor is clean and dry. \\ | ||
| - | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_40_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) \\ | + | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_34_by_hippysmack.jpg?direct&300|}} ((photo by Hippysmack)) \\ |
| Installing the new fuel elbow will vary depending upon brand or type of elbow used. \\ | Installing the new fuel elbow will vary depending upon brand or type of elbow used. \\ | ||
| - | The MoCo may still sell both an OEM and brass inlet that can be pressed in (arbor press or large vise). \\ | ||
| - | Some catalogs carry an OEM replacement inlet but it has the same plastic elbow (not recommended). \\ | ||
| - | While others sell a brass inlet made from a 2-piece design (also not recommended). \\ | ||
| - | The CVP Fuel Max Inlet is made from a single solid piece of brass. \\ | ||
| - | (which is both leak-proof and can improve flow by more than 40% over some other models when used with larger 5/16" fuel line) \\ | ||
| - | |||
| Position the inlet elbow in the same direction as the original so that the hose can be routed correctly. \\ | Position the inlet elbow in the same direction as the original so that the hose can be routed correctly. \\ | ||
| If installing a solid brass or CVP inlet and a press is not available, simply tap the inlet into the carburetor with a small mallet. \\ | If installing a solid brass or CVP inlet and a press is not available, simply tap the inlet into the carburetor with a small mallet. \\ | ||
| You may also place a piece of wood over the elbow and tap in with a regular hammer. \\ | You may also place a piece of wood over the elbow and tap in with a regular hammer. \\ | ||
| The smooth end presses into the carb and the barbed end is meant to grip the fuel hose. \\ | The smooth end presses into the carb and the barbed end is meant to grip the fuel hose. \\ | ||
| + | If you're to tap the elbow in, hold the carb in one hand and tap with the other. \\ | ||
| + | This will take the blow off the carb body and internals. \\ | ||
| + | |Double check alignment before installing. ((photo by Hippysmack))|Tap the elbow in with a hammer. ((photo by Hippysmack))|Or pull it in with a vise with soft jaws. ((photo by Hippysmack))| | ||
| + | |{{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_29_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_35_by_hippysmack.jpg?direct&300|}}|{{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_36_by_hippysmack.jpg?direct&300|}}| | ||
| The brass inlet will self-seal when pressed in as long as the carb inlet passage hole is free of debris and not damaged, stretched, or cracked. \\ | The brass inlet will self-seal when pressed in as long as the carb inlet passage hole is free of debris and not damaged, stretched, or cracked. \\ | ||
| A thin layer of blue locktite may be applied around the fitting to help seal. \\ | A thin layer of blue locktite may be applied around the fitting to help seal. \\ | ||
| - | But care should be taken not to allow any to drip back into the fuel passage as it will damage the rubber tip on the float needle (plunger). \\ | + | But care should be taken not to allow any to drip back into the fuel passage as it will damage the rubber tip on the float needle (plunger). ((photos by Hippysmack)) \\ |
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| + | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_37_by_hippysmack.jpg?direct&300|}} {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_38_by_hippysmack.jpg?direct&300|}} {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_39_by_hippysmack.jpg?direct&300|}} \\ | ||
| + | Blow the passage out again to ensure of no debris before installing the bowl. ((photos by Hippysmack)) \\ | ||
| + | {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_40_by_hippysmack.jpg?direct&300|}} {{:techtalk:ref:carb:cv_fuel_inlet_elbow_mod_41_by_hippysmack.jpg?direct&300|}} | ||
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