SIT Minisit 710 Gas Valve for Natural Gas

The Minisit 710 SIT Gas Valve is a multi-functional control for natural gas appliances. It's a common part for service techs working on residential and light commercial heating in Australia.

This valve handles the flame supervision, pressure regulation, and temperature control, making it a critical component for safe and efficient operation. I've swapped out plenty of these in older Bonaire and Braemar units; a good working valve makes all the difference in consistent heating performance.

Best For

• Stoves
• Boilers
• Catering Equipment
• Room Heaters

Compatibility

This Minisit 710 SIT Gas Valve is designed specifically for Natural Gas (NG) systems. It's a suitable replacement for units from manufacturers like Bonaire/Vulcan/Pyrox, Braemar, and Rinnai. If you're running a different model, check fittings and specs before ordering.

Features

• Minisit 710 Series multi-functional control.
• Thermoelectrical flame supervision device with restart interlock for enhanced safety.
• Integrated pressure regulator or flow adjuster for consistent gas delivery.
• Modulating thermostat with snap-acting on-off function for precise temperature control.
• Configured specifically for natural gas (NG) applications.

What's in the Box

• 1 x Minisit 710 SIT Gas Valve (ST0710133) configured for Natural Gas (NG)

Using It on the Job

1. Ensure gas supply is isolated at the meter and appliance. Confirm no gas pressure with a suitable manometer.
2. Disconnect electrical supply to the appliance. Follow lockout/tagout procedures as necessary.
3. Carefully remove the old gas valve, making note of all gas line connections, pilot tube, and electrical wiring.
4. Install the new Minisit 710 valve, ensuring all gas connections are correctly sealed with appropriate thread sealant and torqued to manufacturer specifications.
5. Reconnect all electrical wiring and the pilot tube.
6. Restore gas and electrical supply. Perform a full leak test on all gas connections using a gas leak detector or approved leak detection solution.
7. Verify correct operation of the appliance, checking ignition, flame supervision, and temperature control functions thoroughly.

Limitations & Safety Notes

• Intended for natural gas (NG) systems only; do not attempt to use with LPG or other fuel types.
• Installation and service must be performed by a licensed gas fitter in accordance with Australian Standards and local regulations.
• Always isolate gas and electrical supply before servicing any gas appliance.
• Confirm this valve is the correct replacement for your specific appliance model before installation.

Before you button everything up, make sure your gas connections are properly tightened and leak-checked. A bit of leak detection spray on every fitting saves a lot of headaches later, especially on older lines.

Pair With

Pair with a digital manometer for accurate pressure checks and a reliable gas leak detector for commissioning.