His videos are alright. Though, he did crack me up on this one:
https://mercedes source dot com/store/107-123-126-chassis-monovalve-heater-repair-kit-instructions
Quote:
Originally Posted by Kent Bergsma
NOTE: It is possible to remove and inspect your existing monovalve by first draining approx one gallon of coolant out of the radiator, then removing the four screws holding on the cover plate
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I've never drained any coolant from any monovalve ever.
On an unrelated note, it does seem that Kent's monovalve is now the cheapest place to source a replacement if he ever gets around to getting them in stock.