Dynojet 250i: Control Panel Interface Upgrade (S/N 202xxxx) - Manual (Page 25)

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49. If you have an air brake and your dyno room is equipped with a safety switch on the door, it is
necessary to connect the safety switch to the Control Panel Interface board interlock input to apply
the air brake whenever the dyno room door is open. Connect the wires feeding the switch contacts to
Interlock 1-A and Interlock 6-B connection points on the Control Panel Interface board. The board is
shipped with a jumper wire in this location. Remove the jumper wire and replace with the wires to the
door safety switch. This circuit must be closed for normal dyno runs.
50. Connect the negative terminal on the battery. Plug the dyno in to the 240VAC single phase outlet.
-
Connect safety switch
wires here in place of
jumper