Carrier TOTALINE P707 User's Manual
Contents
1. INSTALLATION AND OPERATION INSTRUCTIONS TOTALINE P707 Dehumidistat Part Number P707 MDEH1 SAFETY CONSIDERATIONS Installing starting up and servicing equipment can be haz ardous due to system pressures electrical components and equipment location roofs elevated structures etc Only trained qualified installers and service mechanics should install start up and service this equipment When working on the equipment observe precautions in the literature and on tags stickers and labels attached to the equipment A WARNING Before installation always check to be sure main power to systems are OFF Electrical shock can cause personal injury or death GENERAL The MDEH1 dehumidistat is used with Totaline SHR series heat recovery ventilators See Fig 1 The dehumidistat is used to control the indoor humidity level High humidity is a major cause of structure damage and IAQ problems such as mold and mildew INSTALLATION NOTE For technical assistance call 1 800 747 1762 To install the dehumidistat perform the following procedure 1 Determine the mounting location for the dehumidistat Location should be in an easily accessible area Do not locate where humidity sensor could be affected by direct humidity sources 2 All controls are low voltage Use 22 to 26 gage field provided wire 3 Connect two wires to the DEHUM terminals on venti lator See Fig 2 Polarity does not matter Either2. HICH THE LIM ITED WARRANTY IS GIVEN THE EXPRESSED WARRANTIES MADE IN THIS WARRANTY ARE EXCLUSIVE AND MAY NOT BE ALTERED ENLARGED OR CHANGED BY ANY DISTRIBUTOR DEALER OR OTHER PERSON WHATSOEVER CARRIER WILL NOT BE RESPONSIBLE FOR Normal maintenance as outlined in the installation and servicing instructions or owner s manual including replacement of filters or bulbs Damage or repairs required as a consequence of faulty installation or application by others Failure to start due to voltage conditions blown fuses open circuit breakers or other damages due to the inadequacy or interruption of electrical service Damage or repairs needed as a consequence of any misapplication abuse improper servicing unautho rized alteration or improper operations Damage as a result of floods winds fires lightning accidents corrosive atmosphere or other conditions beyond the control of CARRIER CORPORATION Parts not supplied or designated by CARRIER CORPORATION CARRIER CORPORATION products installed outside the continental U S A Alaska Hawaii and Canada ANY SPECIAL INDIRECT OR CONSEQUENTIAL PROPERTY OR COMMERCIAL DAMAGE OF ANY NATURE WHATSOEVER Some states do not allow the exclusion of incidental or consequential dam ages so the above limitation may not apply to you Model No Unit Serial No Date of Installation Installed by Name of Owner Address of Installation eshte ne REPLACEMENT COMPONENTS DIV
3. ISION LITERATURE NUMBER P707 3SI specifications or designs withodt nonce CARRIER CORPORATION 2004 2 04 REPLACES New and without incurring obligations PRINTED IN U S A CATALOG NUMBER 570 330
4. oid window condensation monitor the average weekly temperature to find a comfortable level Adjust the control when needed EXTERNAL CONTACTS ON VENTILATOR A ZH DeHum QO WALL CONTROL A TIMER Fig 2 Dehumidistat Wiring o o o ial lt a er a oO Fig 3 Dehumidistat Terminal Connections cre 0 Sapna Fig 4 Replacing Cover LIMITED TWO YEAR WARRANTY TWO YEAR WARRANTY This CARRIER CORPORATION product is warranted to be free from defects in material and workmanship under normal use and maintenance for a period of two years from the date of original installation A new or remanufactured part to replace the defective part will be provided without charge for the part itself through a qualified servicing CARRIER CORPORATION dealer or service PRO Meet the defective part is returned to our distributor The replacement part assumes the unused portion of the warranty THIS WARRANTY DOES NOT INCLUDE ANY ADDITIONAL LABOR ALLOWANCE OR OTHER COSTS incurred for diagnosis repairing removing installing shipping servicing or handling of either defective parts or replacement parts SUCH COSTS MAY BE COVERED BY a separate warranty provided by the installer LIMITATIONS OF WARRANTIES ALL IMPLIED WARRANTIES INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY ARE HEREBY LIMITED IN DURATION TO THE PERIOD FOR W
5. wire can be connected to either terminal 4 Run wire to mounting location Do not run control wire with power wiring Interference from power wir ing can cause changes to control signal 3e comfo rt Fig 1 Dehumidistat Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations PRINTED IN U S A REPLACEMENT COMPONENTS DIVISION CARRIER CORPORATION 2004 2 04 LITERATURE NUMBER P707 3SI REPLACES New CATALOG NUMBER 570 330 The dehumidistat consists of two pieces a mounting plate and the cover Remove cover from the mounting plate Pull wiring through the hole in the mounting plate Connect wiring to the terminals on the mounting plate of the dehumidistat Two spade connector are provided in the dehumidistat for wiring connections See Fig 3 Mount the dehumidistat on the wall with the two screws and wall anchors provided Snap on the cover on the mounting plate DEHUMIDISTAT OPERATION When the dehumidistat is installed the humidity dial should be set to the desired level When the indoor humidity level at the dehumidistat is exceeded the ventilator will go into Over ride mode Override mode will continue until relative humidity drops below the set point of the dehumidistat It is not necessary to change the humidity setting every day To av
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