CAMBRIDGE CUW012-BLK User Manual page 12

Gas-fired outdoor infrared patio heaters
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OPERATION INSTRUCTIONS
Leak Check
WARNING
• Perform all leak tests outdoors.
• Extinguish all open flames.
• NEVER leak test when smoking.
• Do not use the heater until all connections have been
leak tested and do not leak.
Hose / Regulator
connection
1. Make 2-3 oz. leak check solution (one part liquid dishwashing detergent and three parts water).
2. Apply several drops of solution where hose attaches to regulator.
3. Apply several drops of solution where regulator connects to cylinder, apply the soapy solution to all
hose & valve connections.
4. Make sure all patio heater and light valves are OFF.
5. Turn cylinder valve ON.
If bubbles appear at any connection, there is a leak.
1. Turn cylinder valve OFF.
2. If leak is at hose/regulator connection: tighten connection and perform another leak test. If bubbles
continue appearing, the hose should be returned to the place of purchase.
3. If leak is at regulator/cylinder valve connection: disconnect, reconnect, and perform another leak
check. If you continue to see bubbles after several attempts, cylinder valve is defective and should be
returned to cylinder's place of purchase.
4. Complete installation.
If NO bubbles appear at any connection, the connections are secure.
NOTE: Whenever gas connections are loosened or removed, you must perform a complete leak test.
Regulator / Cylinder
connection
12

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