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case 621 plain with zf trans how to check transmission

deck60 ยท 2016-12-13 00:10

I had a couple pf the shift lines leaking replaced them I called dealer about oil and do you check it running and warm or off warm or cold they hand to ask 3 guys and they said running warm just want to verify it it almost seemed like they didn't know

Replies4
  1. #1quackattak2016-12-13 02:23

    Yes, running warm.

  2. #2deck602016-12-13 08:25

    awsum thanks so much

  3. #3steve wherley2016-12-26 15:02

    first 621'ss had clark transmissions and no external oil lines. Sure it 's not a b model?

  4. #4quackattak2016-12-27 02:17

    Most the 621's have zf's, there is a serial # break on the 1st 621's. They built many more late 621's (with zf's) than early clark ones.