Dectron, Inc. March 2012
DSH/DSV/RSH/DBH/RBH Series Dehumidifier Owner’s Manual
T.A.B. Check Ducts and Refer to Appendices
Data subject to change without notice.
178
DECTRON
1. For end-return units, confirm that the the return duct has the minimum straight length of full-sized duct
(see Installation - Unit- Duct Connections).
2. Confirm that the supply duct has the minimum straight length (see Installation - Unit-Duct Connections).
3. Confirm that all ducts have been sized and installed correctly to limit the external static pressure to no more
than the specified amount.
4. Confirm that all grilles and diffusers are unobstructed.
5. Confirm that all construction dust and debris has been removed from the ducts.
6. Confirm that any fire dampers are open.
SmartSaver option:
If your unit has the SmartSaver® feature, refer to owners manual Appendix M3
for air-balancing procedures.
Economizer option:
If your unit has the economizer feature, the nameplate model will have the letter “B”, e.g. “DBH-242”. If so,
refer to owners manual Appendix M5
for air-balancing procedures.
Purge option:
If your unit has the Purge feature and/or the EconoPurge® feature, refer to owners manual Appendix M6
for
air-balancing procedures.
If your unit does not have the SmartSaver, economizer, or Purge options, then follow the instructions on the next
page.
T.A.B.
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