Throttle Valve 131-50

Ingersoll Rand 231G. Remove trigger. Remove air inlet with socket & breaker bar. Remove plate and valve spring. Dump out air valve. Force angled pick down between valve seat and body of the tool, pry out seat. (This is difficult and will take several tries.) The valve seat has a wide-open side and a slightly \"fatter\" side; the open ... Read more side goes in towards the motor, fatter side towards the air inlet. Lube it with a bit of air tool oil and slip it in; using the biggest socket that will fit down the hole and an extension, press the seat all the way down to the bottom. Drop the air valve in, stem first. Drop the spring in, narrow end down. Reinstall the spring and plate; reinstall the inlet with blue loctite. Reinstall the trigger.

Removed old parts to find out what was broken. Ordered parts , ordering parts was very easy and fast shipping. It took two times to get the parts back in the correct way. Successful the second time and wrench works great.