Outback Power Systems FX Series Circuit Board Replacement Instruction - Manual (Page 2)

Installation & Programming Manual FX Circuit Board Replacement Copyright 2003  OutBack Power Systems, Inc.
900-0042-1 19009 62 nd Ave NE, Arlington WA 98223 USA
Page 2
Rev 2.0 10/26/04 Tel 360 435 6030 Fax 360 435 6019
able to be done in the field although installers may want to take the FX back to the
shop (where the power actually works) for verification testing.
STEP 1:
Turn off all breakers feeding into and out of the AC and DC leads. Disconnect
the AC and battery connections. Unless you want to get really frustrated when
you try to put the unit back together, take the extra 2 minutes to remove the unit
from the wall so that you can work in the “gravity assist” position. (You may
really hate life if you don’t do this)
STEP 2:
Remove the red and black plastic nuts with the rubber-band wrench (Figure 1). It
doesn’t scratch or dent anything. Break down, go to Sears and get yourself one, (It
opens jars too!) or else use a flat bladed screwdriver like you are loosing up a
conduit locknut.
Figure 1
STEP 3:
Use a #2 Phillips tip screwdriver and remove the six screws inside the AC
wiring compartment (Figure 2, Phillips). These are 6-32 x ½” stainless steel pan
head screws (In case you lose any). Before getting into the unit you need to
make sure you do not have a static charge built up on you or your clothes. The
safest way to accomplish this is to stand naked in a mud puddle while
disassembling the inverter. Another method would be to make sure you are
wearing only 100% cotton clothes. Cotton does not build up a static charge. In
addition, ground yourself by touching something like a water pipe, electrical
ground conductor etc. in order to bleed off any charge. Static can destroy