HANDLE

• 07/10/13
  • 8" of prestretch: works OK, no problems with bungee system, but still chain slippage on handle sprocket
• 07/11/13
  • 11" of prestretch: works well, initially little to no chain slippage

WHEEL

• 07/10/13
  • red-green, yellow-purple, white-blue bungees in parallel (initial length is 17.75")
  • pre-stretch of 4"
  • too much pre-tension; the erg comes to a jerking halt during the boward recovery
• 07/11/13
  • red-green, yellow-purple, white-blue bungees in parallel (initial length is 17.75")
  • pre-stretch of 3" (decreased by 1")
  • noticeably less jerking during recovery
  • still a lot of chain slippage