If the back plastic piece is cracked it is no good,replace it with a new one.should also change the filter at the same time....inside the plastic piece there is a steel ball and a spring....also good idea to replace them also..if this unit has a glow bar you ill need to adjust the air pressure to the correct setting.if it has a spark plug the adjuster goes in jst past flush....there is a slight bevel in side that you should be able to see.
Answers & Comments
If the back plastic piece is cracked it is no good,replace it with a new one.should also change the filter at the same time....inside the plastic piece there is a steel ball and a spring....also good idea to replace them also..if this unit has a glow bar you ill need to adjust the air pressure to the correct setting.if it has a spark plug the adjuster goes in jst past flush....there is a slight bevel in side that you should be able to see.