Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
Simple, don't idle the machine down... It's supposed to be at 60Hz 1800RPM all the time.
You never idle these things down to a "reasonable " level, always 1800 rpm, use the throttle knob to "set it and forget it!"
Not sure that's 100% of your issue, but start there and see if everything solves...