Search results
WYJ IDLE ADJUSTMENT PROCEDURE (WYJ WITH IDLE SCREW) 1. Start engine and place throttle in the idle position. 2. The black idle needle is preset to a I turn open setting. Adjust this needle to a good optimum idle setting. 3. Repeat step 6. and shut off engine. NOTE. Do not attempt to adjust the inner idle needle.
All manual are in pdf format - Chainsaw Carburetors & Trimmer and Blower Carburetors.
Walbro WYJ Carburetor Manual. Barrett Small Engine. 296 subscribers. 128 views 1 month ago. ...more. For repair and rebuild of Walbro WYJ carburetors use K20-WYJ complete rebuild kit or...
Find the most common problems that can cause a Walbro Small Engine not to work - and the parts & instructions to fix them. Free repair advice!
9 maj 2019 · Choke or prime the motor until the carb is wet. Start the engine and let it warm up. Let’s set the topend first since it’s the easier of the two. Go to full throttle. Adjust the topend needle for peak RPM. Leave it wide open for about a minute to see if it changes any.
The WY has been calibrated and the idle needle preadjusted by WALBRO prior to shipping to our customer. If the idle is in need of adjustment, the following instructions should be adhered to. Special Note: Only adjustments to the outer idle limiter and idle adjustment screw are to be made.
Please read the following instructions for correct adjustment of the WYJ at the idle position. WYJ IDLE ADJUSTMENT PROCEDURE (WYJ WITH PLASTIC PLUG) 2.