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Pure Humidifier ECDDR Series, Installation Instructions And Operation And Maintenance Manual, Page: 20 / 24

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Pure Humidifier ECDDR Series Installation Instructions And Operation And Maintenance Manual Download Page 20

19

 

Recommended Maintenance Tool List

 

 

7/16” Wrench or Socket

 

 

5/8” Wrench

 

 

5/32” Nut Driver or Socket 

 

 

5/16” Nut Driver or Socket 

 

 

11/32” Nut Driver or Socket 

 

 

 

3/8” Nut Driver or Socket 

 

 

 

5/32” Allen head

 

 

 

Flat head screwdriver

 

 

Wire stripper

 

 

Wire crimper

 

 

Pipe Wrench

 

Tool Requirements & Torque List

 

Torque List

 

Cover Bolts

 

 18 inch/pounds MAX

 

Hose Cuff Screws

 

 

35

-

40 inch/pounds MAX when hot

 

Heater Nut

 

18

-

20 

foot/pounds

*

 

Heater Electrical Terminal

 

35 inch/pounds

 

* Use a pliers to hold heater sheath from twisting. 

 

Cover

 

Heater Fiber Gasket

 

Heater Nut

 

Electrical Terminal Nuts

 

Metal Washer

 

Heating Element Sheath 

Isolator

 

Heater Assembly Sectional Detail

 

Summary of Contents for ECDDR Series

Page 1: ...ter ECDDR Series Electric Humidifier Installation Instructions Operation and Maintenance Manual READ AND SAVE THESE INSTRUCTIONS Our results are comforting Form No ECDOM 10 19 PURE HUMIDIFIER and INTAC are registered trademarks of PURE Humidifier Co ...

Page 2: ...ctrical contractors and must be in compliance with local state federal and governing codes If installed improperly this product may cause damage to property severe personal injury or death as a result of electric shock burns and or fire Do not adjust any components inside humidifier control panel without consulting the factory Installation of humidifier in high humidity or salt water atmospheres w...

Page 3: ...V 240V 480V 600V No of Heaters 208V 240V 480V 600V ECDDR 5 5 Single 41 7 24 0 20 8 10 4 8 3 Triple 13 9 12 0 6 0 4 8 24 vac ECDDR 10 10 Double 41 7 20 8 16 7 Triple 27 8 24 1 12 0 9 6 24 vac ECDDR 15 15 Triple 31 3 25 0 Triple 41 7 36 1 18 1 14 4 24 vac ECDDR 20 20 Triple 41 7 33 3 Triple 24 1 19 2 24 vac ECDDR 25 25 Triple 41 7 Triple 30 1 24 1 24 vac ECDDR 35 34 Triple Triple 40 9 32 7 24 vac EC...

Page 4: ...7 8 Ø 2 375 6 0 8 4375 21 4 15 00 38 1 2 00 5 1 1 50 3 8 Cabinet Overflow 1 2 NPT Water Inlet 3 8 NPT Electrical Inlet 1 1 8 Ø Note Dimensions are typical for all ECDDR models 6 50 16 5 Removable access plate allows reservoir to slide out for inspection and cleaning without disconnecting the steam supply piping See local codes for minimum clearance to electrical compartment The electrical access d...

Page 5: ... locked doors for both reservoir and electrical access Easy and simple installation options Dispersion methods include Insty Pac Fast Pac Injection Tube or Blower Pack assembly for room distribution Manual reset over temperature safety switch INTAC microprocessor control system VAV dual modulating control system Float Ball Water Valve Float Ball Water Valve Immersion Heaters Removable Humidifier R...

Page 6: ...r on the object The high limit should be mounted a minimum of 8 10 feet 244 305 cm downstream from the injection tube Installing the high limit closer than 8 feet 244 cm from the humidifier may cause erratic control Mounting Mounted from the wall The humidifier should be mounted dead level in both directions PURE Humidifier Co supplies the wall mounting bracket Bracket is mounted to wall studs fir...

Page 7: ...ket must be mounted to wall studs or additional support must be provided in the field ECDDR cabinet is then hung on the slip fit bracket 1 4 Ø Typ 11 16 4 Typ 3 4 3 7 8 HANGER BRACKET HOLE DETAIL FRONT VIEW 21 3 8 6 4 2 EDGE OF EC HUMIDIFIER CABINET 17 RIGHT SIDE VIEW A A WALL WALL SUPPORT WELDED TO BACK OF CABINET DETAIL A A HANGER BRACKET BOLTED TO WALL WALL BRACKET WELDED TO BACK OF CABINET ...

Page 8: ...e Injection Tube Assemblies For applications where you need a short dissipation distance Allows remote mounting of the humidifier reservoir from the duct Also allows the humidifier to be located below a wall mounted duct See page 9 for details Blower Pack for Direct Room Humidification Allows humidifier to be mounted directly on the wall within the space to be humidified See page 11 and 12 for det...

Page 9: ...umidifier with stainless steel hose clamps by PURE Humidifier Co Galvanized steel duct plates are provided to seal the opening where the tube enters the duct H Water Seal Height Total KW 5 thru 20 21 thru 34 H 6 15 cm 8 20 cm Typical ECDDR Series Electric Humidifier 3 4 SW Condensate drain line by others Δ The water seal height may have to be increased if excessive duct static pressure exists Open...

Page 10: ...piping with a smaller inside diameter than the reservoir outlet 6 Failure to follow the piping recommendation on this page may result in blown water seals leaking cover gasket or dispersion tubes spitting 7 Install a Drain Tee at any low spots in supply piping run where condensate will accumulate All horizontal to vertical up transitions require a water sealed drip leg 8 Reference job specific tub...

Page 11: ...ng Water Supply Piping Supply pressure 35 50 psi This style humidifier utilizes a float operated fill valve system which is designed for use with deionized demineralized or reverse osmosis water Use of mineralized tap water will cause fill valve failure and will void the humidifier warranty Install stainless pipe on makeup water line within 5 feet of humidifier fill valve connection If plastic pip...

Page 12: ...n the room and the capacity of the humidifier If this visible steam comes in contact with any solid object walls beams machinery etc it may form condensate and drip Refer to Fig 3 and Table 4 Table 4 is located on page 12 for data on visible steam travel This will aid you in planning the location of the Blower Pack Remote Mounting The Blower Pack may be remote mounted up to ten feet away from the ...

Page 13: ...e ft 1 2 3 4 5 5 8 Throw ft 8 10 13 16 18 23 Rise ft 2 3 4 5 6 8 60 RH Throw ft 13 14 16 18 20 25 Throw is the horizontal distance the visible steam travels from the steam discharge Rise is the vertical distance the visible steam travels from the steam discharge Objects in the direct line of the visible steam or objects that are cooler than the ambient temperature may accumulate condensation Note ...

Page 14: ...uct RH high limit should be installed at least 10 feet downstream from the humidifier tube s Any other control sensors should be at least 10 feet downstream from the humidifier tube s Smoke detectors should not be installed downstream of the humidifier tube s If a smoke detector absolutely has to be installed downstream from the humidifier tubes then it should be installed as far from the tubes as...

Page 15: ...ached this indicates the low water safety circuit is operational This should only take a couple of minutes maximum ______ 12 Close the drain valve and open the water supply allow the humidifier to fill to the proper level ______ 13 Check operation of optional field installed safety switches airflow proving switch high limit humidistat etc to make sure that they turn the power off to the control ci...

Page 16: ...ure all the optional safety switches are satisfied airflow proving switch high limit humidistat etc _____ 11 Turn menu 101 RH Setpoint up to a call for humidity If a Building Automation System is controlling the humidifier have it call for 100 demand For Building Automation System verify 0 and 100 demands are displayed as 0 and 100 on the INTAC display and adjust the input high and low values to m...

Page 17: ...eservoir If excessive mineral buildup is found the cover may need to be removed to facilitate complete cleaning of the humidifier Inspect for cracks or leaks It is normal for the hose to become hard and develop a set Maintenance Cleaning Instructions Cleaning Instructions All humidifier tanks should be cleaned manually from the reservoir cover Turn off the water supply disconnect controls by unplu...

Page 18: ...and seal the ends together with a small amount of silicone Figure B Installation Fit the gasket around the entire lip of the tank opening Cut the gasket 1 8 longer than required this will ensure proper fit when the cover is clamped back on Slide the gasket onto lip of tank around the entire perimeter Notch only the bottom flap of the gasket reference Fig C in the corners of the tank Seal the ends ...

Page 19: ...ck and replace Check transformer output and verify voltage Verify that all safety controls are completing the safety circuit The level control circuit has interference or is damaged Mineral on low water float switch may be preventing the switch from opening on low water condition Consult factory if you are unsure of the source of the problem Verify voltage to and from humidity sensor Check and ver...

Page 20: ...e stripper Wire crimper Pipe Wrench Tool Requirements Torque List Torque List Cover Bolts 18 inch pounds MAX Hose Cuff Screws 35 40 inch pounds MAX when hot Heater Nut 18 20 foot pounds Heater Electrical Terminal 35 inch pounds Use a pliers to hold heater sheath from twisting Cover Heater Fiber Gasket Heater Nut Electrical Terminal Nuts Metal Washer Heating Element Sheath Isolator Heater Assembly ...

Page 21: ...20 Maintenance Notes Maintenance Notes Maintenance Performed Date By ...

Page 22: ...21 ...

Page 23: ...9 Door Lock and Keys 12001 1 20 Heater Contactor A 1 21 Pilot Relay 12022 A 22 Relay Socket 12020 A 23 Fuse Block A 1 24 Heater Fuses A 3 25 Step Down Transformer A 1 26 Fuse Holder A 1 27 Fuses A 2 28 Control Board A 1 29 Wiring Harness A A 30 Wiring Harness 18027 1 31 14 Point Terminal Strip 12044 1 32 SCR Relay A A 33 SCR Heat Sink A A 34 Secondary Fuse A A 35 Power Supply Cover 18008 1 Optiona...

Page 24: ...products The Seller reserves the right to make reasonable changes in products specifications and performance of any kind without notice or liability The Seller also reserves the right to deliver revised designs or models of products against any order unless this right is specifically waived in writing by the Seller The Seller shall have no responsibility whatsoever with respect to changes made by ...

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