CUSTOMER STATED: His hot water heater would pilot, and ignite but would not stay on. TECHNICIAN NOTES: Upon inspection I found that this is a Ruud 40 gallon natural gas water heater located in the garage of home, and is 16 years of age which is outside of manufacture warranty. I was able to pilot, and ignite burner with no issues. Bruner was able to stay lit for about 10-15 minutes then would cut off indicating that the gas control valve has failed. I let home owner know that we would need to order parts, and this could take 5-7 business days. RESOLUTION: We will need to order gas control valve for the existing Ruud 40 gallon natural gas water heater located in the garage of home, and replace to help fix/prevent any future plumbing issues. JOB NOTES: **Need to order parts in order to make repair, and will need to reschedule** STATUS: Will need return trip AUTHO: ESTIMATES: Please FWD