Question-and-Answer Resource for the Building Energy Modeling Community
 | 1 | initial version |
I think you're looking for this? Multiple IDF Version Translator.
It has the required utilities all the way back to EnergyPlus 1.0.
Make sure you check the "audit" file created on translation if you end up having problems, it's likely to tell you which objects may not have been translated correctly or got a default value that could be inappropriate.
