Patio heater thermocouple always starts with the simplest case and work downs the list. One of the most common mistakes is the wrong diagnosis experimental with clogging and digs a small hole to fix the problem. Never drill pilot light, having been drill whole burner will behave like a flamethrower and write off.
First for patio heater thermocouple, check the gas cylinder to have fuel and activated. It may be obvious, but it would be difficult to calculate the amount of gas in the cylinder. Taking LPG hose orderly and turned on the gas for a period of 2 to 3 seconds (no longer) outdoors and away from open flames and do not smoke while making any repairs. You must feel the sharp bite and hear the crackling sound, otherwise must replace them.
The next part of patio heater thermocouple is the consumption tendency switch. This can cause problems similar to the tradition of thermal shoot outdated. Simple to operate most of the heaters, it is provided via two directives, which is leading the shift to tilt. Just unzip and swap new cover key. If all of the elements mentioned above works OK on the patio heater, then you will need more specialized assistance. There are plenty of cheap tin-coated heaters and delight in the market and this is repaired.