State Industries U287-084 User Manual

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—  Do not store or use gasoline or other flammable vapors and 
liquids in the vicinity of this or any other appliance. 
 
—  WHAT TO DO IF YOU SMELL GAS 
 
• 
Do not try to light any appliance. 
• 
Do not touch any electrical switch; do not use any phone in 
your building. 
• 
Immediately call your gas supplier from a neighbor’s phone.  
Follow the gas supplier’s instructions. 
• 
If you cannot reach your gas supplier, call the fire 
department. 
 
—  Installation and service must be performed by a qualified 
installer, service agency or the gas supplier. 
WARNING: If the information in these instructions is not 
followed exactly, a fire or explosion may result causing 
property damage, personal injury or death. 
Operation and Installation Manual
 
INSTALLER:  Leave this manual with the appliance. 
CONSUMER:  Retain this manual for future reference. 
Table of Contents .................... 2 
Consumer Safety Information .. 4 
Operating Instructions .............. 5 
Maintenance ............................ 8 
Error Codes ............................. 9 
Installation Instructions ............ 13 
Warranty .................................. 38 
Direct Vent Tankless Water Heater
 
ANS Z21.10.3 
● 
CSA 4.3 
FOR INDOOR APPLICATIONS ONLY 
Models: 
305 
505 
705
 
Models 305 and 505 are Energy Star Qualified