20 Most Recent Poulan Pro 42CC 2 Cycle Chainsaw, 18" - Page 8 Questions & Answers

sounds like air is getting into the fuel line ~~ check the intake fuel hose for cracks.chris...

YOU NEED TO TIGHTEN IT. TAKE IT TO YOUR SERVICE CENTER THEY WILL ASSIST YOU FOR THE FIRST TIME.

remove the top cover i think 4 screws the plug is under there

You should never under any circumstances run the saw with the bar, chain and brake not connected, the clutch is a left hand thread and self tightening, run the saw at full revs and put the brake on, this will tighten the clutch.

there is a seal between the pump and the case if that seal fell or wore out it will drain out of there

Check threads on tension bolt may be worn or adjuster threads that bolt screws into may b worn. Odd thing is if bar plate is tight bar should not move.

that is what i did on my table top 1 inch sander first the thread hight then filed the threads edges there is a O-ring to seal the cap remove it before you sand the threads

The idle screw is in the hole right above the primer bulb. Turn clockwise to increase idle. Adjust in small increments.

The screw to adjust the idle is in the hole right above the primer bulb. Turn it clockwise to increase idle speed.

The diaphragm in the carb is likely ruined from the gas gelling onto it. This will put pinholes in it and then it won't work properly. Pick up a carb kit and rebuild it (if parts available) and then you should be good to go. If you can't rebuild the carb, a replacement will run you 30 bucks or more.

Look for an oil volume adjustment screw located near the lower chain run, but on the main case rear or maybe underneath the case in the same area. Turn the screw CW to decrease flow. Remove the bar and chain to make sure the small oil passages in the drive end of the bar are not plugged. When everything is back together, run the saw tip near some cardboard at speed for a moment or two. It should throw off a thin line of oil onto the board. Hope this helps!