Hi, I've purchased the Rowan engineering belt mod kit for my HEQ5 with the optional pinion extractor tool too. I started the mod this evening and got to the step (7), where the pinion gear needs to be extracted from the pinion on the dec motor. But the pinion extractor doesn't fit over the pinion. The opening in the pinion extractor is too narrow. I've already emailed Rowan engineering for assistance. However would be good to know which other extractor tool(s) could be u