Some of the resto-ripoff parts sellers rent the tooling, with an outrageous deposit required. The dipper height and the depth of the pan troughs can be measured with a carpenter's square and a bit of ingenuity. Aiming the spray nozzles can be done with water from a garden hose and a few golf tees to plug off all but the single nozzle you're adjusting.
Jerry.

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!