Keiser 1031 - Manual (Page 4)

10-5508 Rev A Service Department (800) 888-7009 4
Next, remove the lid to the computer control system box by unscrewing the screw on
either side.
remove two screws on lid
Then remove the rubber grommet by using the needle nose pliers to carefully pop it out
of the hole.
pop out grommet
Inside the computer control system box, cut all other zip ties holding the four wires.
Trace each of the wires from the valve to the circuit board. There are two per valve, four
wires total. The connectors are marked V1 and V2 on the circuit board. Remove each
connector from the circuit board by pushing down on the board as you use the needle
nose pliers to pull up on the connector. This allows you to safely remove the connectors
without flexing or breaking the circuit board.