110
Maintenance
9.8 Removing and opening the controller
CAUTION
Always power the unit OFF and then disconnect all cables from the sampler before
removing the controller.
To remove the controller from the cabinet:
1.
Turn the unit off by pressing the
OFF
key.
2.
Disconnect and remove all cables to the controller housing, including the
distributor/full bottle shutoff cable.
3.
Disconnect all tubing.
4.
Remove the front clip holding the controller housing to the top of the cabinet.
5.
Lift the controller off the cabinet using care to guide the distributor/full bottle shut-off
cable through the hole in the refrigerated compartment.
6.
Remove the 17 screws from around the perimeter of the controller bottom panel.
Refer to .
7.
Carefully pull open the bottom panel and let the attached connectors swing out of the
way.
8.
If necessary for the repair being performed, unplug the appropriate connectors.
Always note each connector location before unplugging anything.
Re-installing a
plug into the wrong connector can cause extensive damage.
Goodnal STP ST041 Pre Treatment (Sigma 900 MAX All Weather Refrigerated Sampler) Vendor Manual
Q-Pulse Id VM373
Active 29/10/2013
Page 110 of 122
