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Tecumseh 36045 36045A 640259
Oregon 49-085
Stens 120-658 Primer Bulb
Compatible with Tecumseh LEV80 LEV90 LEV100 LEV105 LEV115 LEV120 LEV121 LV148EA LV148XA LV156EA LV156XA LV195EA LV195XA LAV100 LAV115 engine LAV120 VLV40 VLV50 VLV55 VLV60 VLV65 VLV66 VLV126 VLX50 VLX55 TVS90 OVRM105 OVRM120 engine
Tecumseh
632570 632577 632582 632632 632633 632713 632713A 632733 632742 632744 632747 632753 632767 632769 632770 632772 632779 640017 640017A 640017B 640025 640029 Carburetor
Tecumseh Carburetor
640071 640073 640076 640076A 640103 640104 640118 640172 640174 640195 640199 640212 640258 640262 640262A 640271 640283 640303 640315 640339 640343 640350A640350
Toro
20014 20016 20017 20018 20072 20073
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2."why primer bulb not working on lawn mower?"
A:"2.1. Clogged Fuel Line or Carburetor:
Problem: Dirt or debris can clog the fuel line or carburetor, preventing fuel from flowing to the primer bulb.
Solution: Inspect the fuel lines and carburetor for clogs. Clean or replace them if necessary.
2.2. Damaged Primer Bulb:
Problem: Over time, the primer bulb can crack or become worn, preventing it from working properly.
Solution: Replace the primer bulb with a new one if it’s cracked or damaged.
2.3. Air Leaks:
Problem: Air leaks in the fuel system, such as loose connections on the fuel lines or around the carburetor, can prevent proper priming.
Solution: Check for any loose or damaged fuel line connections and ensure everything is sealed tightly.
2.4. Fuel System Issues:
Problem: Low-quality or old fuel can cause issues with fuel flow to the primer bulb.
Solution: Drain the old fuel, clean the system, and refill with fresh, clean fuel.
2.5. Faulty Check Valve:
Problem: Some primer bulbs have a check valve inside to prevent fuel from flowing backward. If this valve is faulty, the bulb may not work.
Solution: Inspect and replace the check valve if necessary.
2.6. Blocked Vent in Fuel Tank Cap:
Problem: If the fuel tank vent is blocked, it can cause a vacuum that prevents fuel from flowing to the primer bulb.
Solution: Check the fuel tank cap for any blockages and ensure it's venting properly.
2.7. Weak or Stale Fuel:
Using old or improper fuel can cause poor performance."
3."should a primer bulb stay hard on lawn mower?"
A:"No, the primer bulb on a lawn mower should not stay hard. It should feel soft and easy to press after you've pumped it a few times.
If it stays hard or stiff, it could indicate a few issues:
Clogged fuel line or carburetor – Fuel isn't reaching the bulb.
Air leak – An air leak can prevent the primer from working properly.
Damaged primer bulb or check valve – The bulb or internal components could be broken or malfunctioning.
You may need to clean or replace parts of the fuel system to resolve the issue."
4."why a primer bulb not filling with fuel ?"
A:"Clogged Fuel Lines: Blockages in the fuel lines can prevent fuel from reaching the primer bulb.
Faulty Fuel Pump: If the fuel pump is malfunctioning, it won't properly draw fuel into the primer bulb.
Air Leaks: Cracks or leaks in the fuel lines or primer bulb itself can cause air to enter, preventing proper fuel flow.
Empty Fuel Tank: Ensure the fuel tank has enough fuel to be drawn into the system.
Dirty Carburetor: A clogged or dirty carburetor can restrict fuel flow to the primer bulb.
Inspect these components to resolve the issue."
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