Agilent Technologies 6850 Series Service Information page 256

1. Remove the back cover. See
page 1-16. See Figure 1-3
transformer.
M10 screw
Transformer
(pad hidden
underneath)
Figure 1-3. Accessing original transformer
2. Free the existing transformer by first discon-
necting its cables (short cable to P9 on the
AC board, and long cable to P8 on the Main
board) followed by removing the two existing
M10 nuts and cone washer securing the
transformer onto the M10 screw.
Released: April 2004
"Back cover" on 3. Remove the transformer by lifting it off the
to locate the
4. Remove and discard the existing transformer
Figure 1-4. Replacement mounting pad
6850 Series Gas Chromatograph Service Procedures
M10 screw and pulling it straight out. Use
caution: the transformer weighs approxi-
mately 4 kg (9 lbs)!
mounting pad and replace it with the new
transformer mounting pad (G2630-21020).
See Figure 1-4.
M10 screw
Transformer
mounting pad
(G2630-21020) installed
257