Text Appearing Before Image: et should be open to prevent the cylinders from crackingshould the machine be running with frost back to the machine and the jacket watershut off. A machine of similar design was built some ten months ago and installed in alarge retail market and has been running ten hours daily without any repairs of anykind. It is impossible to hear the valved work ten feet away from the compressor.This machine is held by four one-half inch bolts leaded four inches in a concretefloor. The water jacket is left off of the drawings as this is generally cut and fit-ted to each cylinder in the tin-shop. It should have a one and one-quarter by one-eighth inch iron band at the top and fitted with a one-quarter inch inlet flange atthe bottom and half-inch outlet flange at the top. The babbit should not contain any metal that is effected by ammonia, and thebearings should be cast accurate. It is advisable to pickle the castings and forgings before machining to preventany scale from getting in the bearing. 19 Text Appearing After Image:
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