18063 Rev E 06/17
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Environmental Technology, Inc.
Model EDH–4 Rev E Installation and Operation Manual
Restraint
Cable
Figure 10. Desiccant Bottle Removal – Front Display Panel,
clockwise from left: Open front panel; undo straps; disconnect tubing;
ready; remove bottle; open or replace (page 15)
The desiccant bottle on the EDH–4 is accessible below the top panel. The steps are:
1. Remove power and vent system of pressurized air
2. Remove four (4) attachment screws from top panel (Fig. 11); lift and remove top panel
3. Disconnect tubing and undo straps before completely removing the bottle from the unit
4. Lift up and remove the desiccant bottle; open bottle cap
5. Regenerate (per next section) or properly dispose of the old desiccant
Attachment
Screws
Figure 11. Desiccant Bottle Removal – Front Display Panel
Mounting screws locations; opened front panel
