Bird Technologies 6091P - Manuale (Pagina 38)

5. Turn the main power switch on to pump the coolant from the instru-
ment. Turn the main power switch off when the coolant stops drain-
ing. Close the drain valve and replace the filler cap in reservoir tank.
6. Unplug the ac power cord from the wall outlet or turn the power off at
the main disconnect. Then, unplug the ac power cord from the back of
the Calorimeter.
7. Remove the front panel mounting screws and slide the Calorimeter
unit out of the instrument case or equipment rack.
8. Remove the 11 screws and lockwashers securing the top, right-hand
panel. Remove the panel.
9. The coolant filter is attached to the coolant reservoir inside the Calo-
rimeter housing. Unscrew and remove the filter bowl, while being
careful not to spill the coolant.
10.Grasp the coolant filter by the black ring and pull it out of the filter
bowl. Discard the filter.
11.Throughly rinse the filter bowl and gasket with distilled water. Re-
move the replacement filter from the service kit.
12.Install the filter and reseat the gasket in the bowl. Screw the filter
bowl (finger tight) onto the filter body. Do not over tighten. Wipe up
any spilled coolant.
Bird Model 6091 Calorimeter
26
Coolant
Reservoir
Fluid
Level
Sensor
Filter
Filter
Housing
Filter
Coolant
Gasket
Bowl
Figure 16
Replacing the Coolant
Filter