I also have a 773G. It has the push button to relieve the pressure. When you press it in and hold it for about 3-4 seconds it shuts the engine down. At least 90% of the time they will then hook up even if have been sitting and got hot. If there is pressure I can get at least one side coupled and then press the button again and the other side will couple up. I have had this unit almost 15 yrs and switch attachments quite often. Have never had to bleed it yet. But the first time may be coming. Lee
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Today's Featured Article - Tuning Up Your Tractor: Cooling and Fuel Systems, Hoses and Belts - by Curtis Von Fange. Our tractor is coming right along. The old oil and filter has been taken to the recycler and the air filter replacement has breathed new life into our motor. Let's take a closer look, now, at the cooling system since it has to work so hard in the summer heat. Cooling systems can be real cantankerous in their old age. Radiator cores clog up with rust, lime or other mineral deposits and the fins clog up with weed seeds and debris. The metal headers slowly corrode away from years of use and
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