Open the Control Box

  1. Disconnect the power.
  2. Use a 1/8” Allen Key, loosen the four bolts on the faceplate.
  3. Unplug the power harness from the mother board.

Main Battery Replacement

  1. Locate the PS-1270 12V 7Ah Battery.
  2. Detach the Black/Negative (-) cable.
  3. Detach the White/Positive (+) cable.
  4. Use a 1/8” Allen Key, remove the two bolts.
  5. Replace the battery.