Emerson 8600 Gas Heater User Manual


 
77
Reference Manual
00809-0100-4860, Rev BC
Section 5: Troubleshooting
January 2013
Troubleshooting
Install the terminal block
1. Align the socketed holes on the back side of the terminal block over the pins protruding
from the bottom of the housing cavity in the terminal block side of the electronics
housing.
2. Slowly press the terminal block into place. Do not force the
block into the housing. Check the screw alignment if it
does not glide into place.
3. Tighten the three captive screws to anchor the terminal block.
4. Connect the wires to the appropriate field terminals.
5. Reinstall and tighten the transient ground screw if you have the transient option
(Option T1).
6. Screw on and tighten the cover.
5.6.2 Replacing the electronics boards
The Rosemount 8600D electronics boards may need to be replaced if they have been damaged
or otherwise become dysfunctional. Use the following procedures to replace electronics boards
in the Rosemount 8600D. You will need a small Phillips head screwdriver and pliers.
Note
The electronics boards are electrostatically sensitive. Be sure to observe handling precautions
for static-sensitive components.
Note
Remove power before removing the electronics cover.
Remove the electronics boards
1. Turn off the power to the Rosemount 8600D.
2. Unscrew and remove the electronics board compartment cover. (Unscrew and remove
the LCD cover if you have the LCD option).
See Safety Messages on page 67 for complete warning