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Craftsman 25cc Gas Line Trimmer - Page 4 Questions & Answers
Cutter spins freely
The driveshaft is broke in the tube or the head drive is broken or srtipped out. Take head off and pull out the cable. It just slides out.
Problem with primer bulb
Reverse the line connections at the primer bulb. Look carefully, the long port has the line going to the tank, the short port on the bulb will connect with the fuel line to the carb.
Setting the rpm
To identify the idle screw adjustment push in and and out with the gas throttle handle and look at the carburetor for a little finger that moves in unison with your movements. That finger comes to rest against a tapered screw - the latter is the idle adjustment. Clockwise increases the speed and vice versa. Adjust so unit runs smoothly at low speed - too slow and it will stall. Experiment.
Just brought new mech choice 25cc petrol line
How did you mix the fuel?
Best to make it up in a jerry can. Mix the fuel and oil in the can.
It may well be flooded.
Try starting with ignition on, choke open and full throttle, might take up to ten pulls.
32cc trimmer stars but wont continue running
Hi donald, if your trimmer is starting but not running it sounds as if the problem is lying with either one of two things. Firstly locate the air filter and make sure it's clean. If it is then the problem is most certainly with the carbrettor. It may need the gaskets replacing to allow the suction from the engine to pull the fuel through.
Will only run on choke
That means that it's probably sucking air somewhere between the carb and fuel tank or possibly a restricted feed in the fuel tank.
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