Possible Clues:

• A hot water spring
• Big spout
• Sounds as if an old fellow might blow his top like this
• Domestic heater old man mentioned
• Yellowstone gusher
• Bloke reportedly needs water spout
• Jet launcher
• Hear strange bloke making water-heater
• They say London bloke often spouts a lot of hot air
• Spring that spouts hot water