Honeywell TRUDRY DR90 Professional Installation Manual Download

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Parts List

Figure

Reference

Description

Part number

TrueDRY with no controls

DR90A1000

TrueDRY with VisionPRO IAQ Control

DR90VPIAQ

Prestige Comfort System

YTHX9321R5003

VisionPRO IAQ Total Comfort Control

YTH9421C1010

TrueIAQ Digital IAQ Control

DG115EZIAQ

H8908D Manual Dehumidistat

H8908DSPST

Automatic ventilation control

W8150A1001

Motorized ventilation damper

EARD 6

Compressor run capacitor

50049536-001

Blower assembly

50027976-001

Filter

50049536-003

6-in. Duct collar

50049536-004

10-in. Duct collar

50049536-005

Magnetic door

50049536-006

Compressor relay, SPST, 24 Vac, 30A

50035445-014

Fan relay, SPDT, 24 Vac, 15A

50035445-011

Transformer 120/24 Vac, 40 VA

50035445-013

1 2

M28837

TrueDry DR90 Dehumidification System 69-2407—01

Summary of Contents for TRUDRY DR90

Page 1: ...Y DR90 3 8 in hex drive Drill or duct cutting tool Wire stripper cutter Standard screwdriver Duct tape 10 in round duct and starter collar 18 22 gauge 5 band thermostat wire 1 2 in diameter drain line 8 ft 1 2 in drain clamps 2 Options 1 2 in drain p trap may be required by local code Drain pan OPTIONAL CONTROLS SOLD SEPARATELY TrueDRY DR90 INCLUDED IN THIS BOX PROFESSIONAL INSTALLATION GUIDE G3 G...

Page 2: ...ool Wire stripper cutter Standard screwdriver Duct tape 10 in round duct and starter collar 18 22 gauge 5 band thermostat wire 1 2 in diameter drain line 8 ft 1 2 in drain clamps 2 Options 1 2 in drain p trap may be required by local code Drain pan Warning Installation must be performed by a qualified service technician and must comply with local codes Remove power to the device before installing ...

Page 3: ...tion 11 Troubleshooting 11 Refrigerant Charging 12 Compressor Capacitor Replacement 12 Parts List 13 5 Year Limited Warranty 14 The TrueDRY DR90 is designed to be installed indoors in a space that is protected from rain and flooding Install the unit with space to access the front panel for maintenance and service Avoid directing the discharge air at people or over the water in pool areas If used n...

Page 4: ...IC RHINITIS AND ASTHMA CHEMICAL INTERACTIONS OZONE PRODUCTION ASHRAE RECOMMENDED WINTER DESIGN LEVEL 0 0 1 5 9 0 9 5 8 0 8 5 7 0 7 5 6 0 6 5 5 0 5 5 4 0 4 5 3 0 3 5 2 0 2 5 1 0 1 5 0 0 0 1 4 4 1 8 3 1 2 3 1 6 2 1 0 2 1 5 1 1 0 1 1 7 0 1 4 0 1 1 0 1 9 9 7 9 5 9 3 9 1 9 5 9 6 3 1 0 3 1 4 2 1 8 1 1 4 1 1 0 1 1 7 0 1 4 0 1 1 0 1 8 9 6 9 4 9 3 9 1 9 0 9 8 8 7 8 0 9 2 2 1 7 1 1 3 1 1 9 0 1 6 0 1 2 0 1 0...

Page 5: ...hutdown Maintenance and service reminders Controls other indoor air quality equipment Manual Dehumidistat H8908DSPST and Automatic Ventilation Controls W8150A1000 Manual humidity control with intuitive comfort settings Integrated humidity chart for accurate control in changing outdoor conditions Automatic W8150 ventilation control to ASHRAE standard or for continuous operation Control Options The ...

Page 6: ... nominal Input current 6 7 amps Output ratings Power transformer to R C terminals 24 VAC 0 85 A Energy Performance 2 5 liters 5 3 pints per kilowatt hour KWH Standards and approval body require ments ETL Tested per standard UL 474 ducted dehumidifier ENERGY STAR rated Dry Bulb Temp Intake Humidity Capacity Pints Day 80 F 60 RH 90 70 F 60 RH 77 60 F 60 RH 47 Home Size square ft Dehumidifier Capacit...

Page 7: ...onal fresh air ventilator port use 6 in round insulated duct for lengths up to 50 ft Use 8 in round duct for more than 50 ft of if more than 100 CFM is required Isolated Areas Effective dehumidification may require ducting to isolated or stagnant air flow areas SUPPLY RETURN AIR HANDLER TrueDRY M27325 A Main Return to Main Return Ideal when Running TrueDRY DR90 with A C operation Minimizing discha...

Page 8: ... specific conditioned or unconditioned area such as attic basement or crawl space Running with A C operation Minimizing DAT is preferred Connect 1 2 in drain tube to male connection drain outlet Secure drain tube to connector with hose clamp Run drain hose continuously downhill to an approved drain or condensate pump Plumbing Install to Fit Your Application continued TrueDry DR90 Dehumidification ...

Page 9: ...ly for ventilation C DR90 24V output External 24V devices can be powered from R and C terminals 20VA max Wiring Wire the TrueDRY DR90 according to the diagram that applies to your desired opera tion TrueDry DR90 Dehumidification System 69 2407 01 7 TrueDRY HVAC THERMOSTAT G Y W R C M29839 DHUM R FAN C C Rc R H H DH DH W W2 Y Y2 G K NOTE THERMOSTAT MUST BE CONFIGURED TO DRIVE FURNACE FAN DURING DEH...

Page 10: ...ANICAL DEHUMIDISTAT THERMOSTAT G Y W R Rc G Y W R C M29840 DRY CONTACTS FAN C DPDT RELAY 2 6A DHUM R Follow this diagram for ducted operation with external humidity and ventilation control TrueDRY HVAC MECHANICAL DEHUMIDISTAT THERMOSTAT G Y W R Rc G Y W R C M29841 DRY CONTACTS DHUM R FAN C DPDT RELAY 2 6A EARD 6 AT120 R C DAMPER AUX REMOTE W8150A G R C C W G ...

Page 11: ...ATION CALL DHUM R FAN C C 6840 55 1215 76 In Out PM R C W Y G R C SENSOR SENSOR SWITCH W G VENT VENT DEHUM DEHUM HUM HUM OUTDOOR SENSOR PROVIDED EARD 6 TrueIAQ 1 1 2 2 TrueDRY TrueDry DR90 Dehumidification System 69 2407 01 9 Follow this diagram if using TrueDRY DR90 with a VisionPRO IAQ M29843 FAN FURNACE BOARD EQUIPMENT INTERFACE MODULE EIM G C CONV HP 1 2 3 C R RC RH W1 W2 W3 Y Y2 G O B AUX AUX...

Page 12: ...y 1 2 3 4 Unplug TrueDRY DR90 before beginning service Remove the magnetic filter door Remove filter 50049537 005 and replace with new filter Remove the panels on each side of the TrueDRY DR90 Using a damp cloth wipe excess dust and debris from blower refrigerant coils and compres sor coils Reattach cabinet panels when finished 5 When service is complete initiate a call for dehumidification and ch...

Page 13: ...h or defective 3 Loose connection in internal or control wiring 4 Defective Compressor relay 5 Defective control transformer 6 Optional Condensate Pump Safety Switch open No dehumidification Compressor does not run but fan runs when there is a call for dehumidification and the ventilation control is OFF 1 Defective compressor run capacitor 2 Bad connection in compressor circuit 3 Defective compres...

Page 14: ...d control wiring connections from main unit 2 Connect the R and FAN contacts from the main unit together only the impeller fan should run Disconnect the wires 3 Connect the R and DHUM contacts from the main unit together the compressor and impeller fan should run 4 If these tests work the main unit is working properly You should check the control panel and field control wiring for problems next 5 ...

Page 15: ...stat H8908DSPST 7 Automatic ventilation control W8150A1001 8 Motorized ventilation damper EARD 6 Compressor run capacitor 50049536 001 Blower assembly 50027976 001 9 Filter 50049536 003 10 6 in Duct collar 50049536 004 11 10 in Duct collar 50049536 005 12 Magnetic door 50049536 006 Compressor relay SPST 24 Vac 30A 50035445 014 Fan relay SPDT 24 Vac 15A 50035445 011 Transformer 120 24 Vac 40 VA 500...

Page 16: ...wn by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the possession of a consumer Honeywell s sole responsibility shall be to repair or replace the product within the terms stated above HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING DIRECTLY OR INDIRECTLY FROM ANY BR...

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