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46

CRUV INSTALLATION, OPERATION, AND MAINTENANCE MANUAL

Subpanel with time delay and relay

OM-7612

MAINTENANCE

Replacement parts:

FIGURE 46-1:            CRUV SUBPANEL WITH TIME DELAY AND RELAY (RO/DI WATER OPTION)

Summary of Contents for CRUV 10

Page 1: ...CRUV Electric Humidifier Installation Operation and Maintenance Manual READ AND SAVE THESE INSTRUCTIONS...

Page 2: ...ce or maintenance procedures on any part of the system Failure to follow all warnings and instructions could produce the hazardous situations described resulting in property damage personal injury or...

Page 3: ...uring maintenance severe bodily injury or death from electric shock could occur To prevent such start up follow the procedure below before performing service or maintenance procedures on this humidi e...

Page 4: ...es Dispersion and sensor placement in ducts and air handlers Vertical air ows Or call us at 800 328 4447 While obtaining documents from our web site or from DriCalc is the quickest way to review our l...

Page 5: ...list 28 LW series controller 28 Vapor logic controller 29 Start up and operation 30 LW series controller 30 Vapor logic controller 32 MAINTENANCE 33 Tap softened water 33 Water quality and maintenance...

Page 6: ...r no downtime WATER TYPE CONVERSION CRUV tap softened water humidi ers can be converted in the eld for use with RO DI water and CRUV RO DI water humidi ers can be converted in the eld for use with tap...

Page 7: ...ters is cut if water level drops below this probe Fill valve closes when water level rises to this probe mc_030910_1335 Humidi ers using RO DI water control water levels using a oat valve and low wate...

Page 8: ...7 17 75 34 8 24 10 9 38 5 33 3 28 9 16 7 13 3 33 3 28 9 25 0 14 4 11 5 37 17 75 34 10 30 13 6 41 7 36 1 20 8 16 7 29 1 25 3 21 9 12 6 10 1 39 18 90 41 12 36 16 3 43 3 25 0 20 0 33 3 28 9 25 0 14 4 11...

Page 9: ...254 14 34 369 13 25 337 10 12 14 16 7 18 183 16 00 406 16 88 429 11 75 199 14 34 364 14 88 378 21 25 30 34 7 18 183 16 00 406 16 88 429 13 25 337 14 34 364 16 38 416 mc_071210_1446 Electrical conduit...

Page 10: ...remely critical a Rapid sorb can provide 100 steam absorption within three feet or less at any duct temperature A multiple tube or Rapid sorb is required for CRUV Models 30 and 34 because of their hig...

Page 11: ...However if the dispersion assembly must be installed at an elevation lower than the humidi er install a drip tee and drain See Drip tee installation on Page 15 Before installing a dispersion assembly...

Page 12: ...plumb DC 1133 Steam steam hose Shock arrester recommended to reduce water hammer Skim over ow port Drain If run is over 10 3 m increase pipe to 1 DN32 1 25 mm air gap Pitch 1 8 ft 1 2 51 mm recommende...

Page 13: ...our DriSteem warranty Install plumb DC 1135 Steam steam hose Skim over ow port If run is over 10 3 m increase pipe to 1 DN32 1 25 mm air gap Pitch 1 8 ft 1 2 51 mm recommended Open drain required See...

Page 14: ...p rated for 212 F 100 C water The nal connection size is DN20 copper for the tank and frame drains Do not reduce this connection size Pipe the tank and frame drains separately as shown in Figures 8 1...

Page 15: ...6 BSP connections Floor 3 8 NPT DN10 cold water inlet water pressure 25 to 80 psi 172 to 552 kPa maximum temperature 70 F 21 C Water supply shut off valve Union Vacuum breaker Field piping 3 4 NPT DN2...

Page 16: ...ed conductors Ground wire should be the same AWG mm2 size as the power wiring or sized per NEC requirements PROPER WIRING TO PREVENT ELECTRICAL NOISE Electrical noise can produce undesirable effects o...

Page 17: ...areas of stagnant air ow Recommended safety air ow and high limit sensor location G Best sensing location for high limit humidistat or humidity sensor and air ow proving switch mc_072011_1655 Outside...

Page 18: ...i cation system design and is dependent on several application parameters To determine your dispersion assembly s non wetting distance consult your system s design engineer or project documentation No...

Page 19: ...air gap only in spaces with adequate temperature and air movement to absorb ash steam otherwise condensation may form on nearby surfaces Refer to governing codes for drain pipe size and maximum disch...

Page 20: ...am hose for outdoor applications 2 Maximum recommended length for steam hose is 10 3 m Longer distances can cause kinking or low spots 3 Insulate tubing to minimize loss of capacity and ef ciency 4 De...

Page 21: ...cause bacteria and mold growth or dripping through the duct mc_060310_0725 INSTALLATION CONNECTING TO DISPERSION ASSEMBLY WITH STEAM HOSE Support steam hose to prevent sags or low spots and to mainta...

Page 22: ...iameter must match Vapormist steam outlet size 1 DN40 2 DN50 or NPT connection See the Maximum Steam Carrying Capacity and Steam Loss tables on Pages 16 and 17 Orient dispersion tube with tubelets ste...

Page 23: ...5 mm for 1 tubes 5 127 mm for 2 tubes A Escutcheon plates Steam hose tubing or pipe Insulate tubing and hard pipe to reduce steam loss Do not insulate steam hose See Table 16 1 for maximum piping len...

Page 24: ...alled centered side to side in a duct or is installed across the face of a coil in an air handler The center line of the outer dispersion tubes should never be closer than 4 5 114 mm from the side of...

Page 25: ...0 801 1300 364 591 5 125 1301 2100 592 955 6 150 mc_060210_0936 PITCH REQUIREMENTS For Rapid sorb with the header outside a horizontal air ow duct consider the following 1 DN40 dispersion tubes Use a...

Page 26: ...duct floor 2 Temporarily loosely suspend or support the header below the final location Vertical balance point of the dispersion tube length dictates where the header should be suspended or temporari...

Page 27: ...up until the L bracket aligns with the mounting holes in the duct For 1 DN40 dispersion tubes Header pitch is duplicated in the L bracket Dispersion tube and slip coupling must be fully engaged on hea...

Page 28: ...or air into which steam has been discharged can cause severe personal injury mc_060110_1555 mc_062810_0820 CRUV Pitch steam hose tubing or pipe toward Rapid sorb 2 ft 15 when using steam hose 1 8 ft 1...

Page 29: ...ith the mounting holes in the duct or air handler For 1 DN40 dispersion tubes Header pitch is duplicated in the L bracket Dispersion tube and slip coupling must be fully engaged on header stub for O r...

Page 30: ...as shown in Figures 8 1 and 8 1 Provide a 6 152 mm drop prior to a 5 127 mm water seal to Ensure drainage of condensate from the header Keep steam from blowing out of the drain line After the water se...

Page 31: ...ns are secure before applying power 4 Make sure all electrical covers are in place and secure See Warning at right 5 Verify that the humidifier is mounted level and securely supported before filling w...

Page 32: ...for steam or air leaks while operating humidi er Seal any leaks RO DI WATER OPTION Adjust humidistat setting to create a call for humidity Open shut off valve on water supply line and con rm that drai...

Page 33: ...ral seconds to appear as the controller powers up Con rm in the Main Menu that the mode is Auto and that tank status is Filling When Filling appears in main menu con rm that the tank is lling with wat...

Page 34: ...valve closes To ensure that a water seal is created in the eld installed water seal 1 Disconnect probe plug and cable from probe rod assembly located on top of the tank allowing fill valve to energiz...

Page 35: ...open for drain ush period then drain valve closes d Water level rises to top probe and ll valve closes 3 When drain flush test cycle is complete return dip switches 1 2 and 3 to desired operating mod...

Page 36: ...fault messages The manual is shipped with CRUV humidi ers equipped with the optional Vapor logic controller It is also available at our Web site www dristeem com 24 VAC hot input black 24 VAC common i...

Page 37: ...es on controller board see Table 33 1 Optional Vapor logic controller keypad display or web interface see the Vapor logic Installation and Operation Manual Skimming reduces the need for frequent humid...

Page 38: ...ank is cooled then shut off the eld installed manual supply water shut off valve Let the tank drain then manually close the drain valve Models with optional drain valves For drain valves without the m...

Page 39: ...isconnect the ll line at the supply side of the ll valve Disconnect the electrical plugs between the tank components and the back of the electrical panel includes power plug ll plug drain plug water l...

Page 40: ...e clear Clean probe rods using steel wool or similar mild abrasive material Inspect composite plastic probe housing If any signs of cracking roughness or deterioration replace assembly When sliding pr...

Page 41: ...r death as a result of electric shock and or re Only quali ed electrical personnel should perform maintenance procedures mc_060310_0840 OFF SEASON SHUT DOWN PROCEDURE 1 Switch off electrical power 2 R...

Page 42: ...andle Then shut off the water supply and allow the tank to drain completely INSPECTION AND MAINTENANCE 1 Remove the evaporating chamber If the tank is hot follow the instructions in Cool down humidi e...

Page 43: ...ll DIN rail mounted components are securely fastened to DIN rail Verify that all power terminal screws and lugs are tight from power block to heaters Verify that all plugs are completely plugged in 10...

Page 44: ...must be at least 30 S cm Jumper wires violet orange then brown to ground If water stops verify tank ground check ll water conductivity then consult factory Fill valve is stuck open Check valve for fo...

Page 45: ...oat valve Float ball has water leak Float valve seat defective replace Water passing into over ow stand pipe Readjust oat valve rod so water level reaches 1 4 3 8 from over ow edge when water is at a...

Page 46: ...ENANCE MANUAL Humidifier 7 6 3 1 2 4 5 8 9 10 13 14 16 1 15 17 16 12 11 15 18 19 20 21 12 14 13 22 16 23 24 15 26 25 16 15 27 RO DI water CRUV Tap softened water CRUV OM 779 A MAINTENANCE Replacement...

Page 47: ...406303 106 7 External tooth washer plated 8 2 700200 003 21 Float switch assembly 1 8 LG phillips head bolt 1 4 20 x 1 4 700300 013 22 Float assembly 1 505310 9 Lock washer 1 4 4 700351 025 23 Ball va...

Page 48: ...44 CRUV INSTALLATION OPERATION AND MAINTENANCE MANUAL Subpanel with LW series controller OM 7613 MAINTENANCE Replacement parts FIGURE 44 1 CRUV SUBPANEL WITH LW SERIES CONTROLLER TAP SOFTENED WATER...

Page 49: ...75 VA 1 408986 Transformer 277V 24 VAC Sec 75 VA 1 408982 Transformer 120 208 240 480V 24V Sec 1 408965 001 4 Contactor 1 407010 5 Switch auxiliary 1 407001 023 6 Power block 3 pole 1 408300 002 7 Te...

Page 50: ...46 CRUV INSTALLATION OPERATION AND MAINTENANCE MANUAL Subpanel with time delay and relay OM 7612 MAINTENANCE Replacement parts FIGURE 46 1 CRUV SUBPANEL WITH TIME DELAY AND RELAY RO DI WATER OPTION...

Page 51: ...V Sec 1 408965 001 2 Contactor 1 407010 3 Power block 3 pole 1 408300 002 4 Relay 24V DPDT nder 1 407900 016 5 Time delay nder 1 407900 023 6 Relay socket DPDT with time delay 1 407900 020 7 Terminal...

Page 52: ...48 CRUV INSTALLATION OPERATION AND MAINTENANCE MANUAL MAINTENANCE Subpanel with Vapor logic option Replacement parts FIGURE 48 1 CRUV SUBPANEL WITH VAPOR LOGIC OPTION OM 7610...

Page 53: ...rmer 120 208 240 480V 24V Sec 1 408965 001 4 Contactor 1 407010 5 Power block 3 pole 1 408300 002 6 Terminal 20A DIN rail mount 408252 001 7 Switch door interlock electric optional 1 408470 8 Bracket...

Page 54: ...50 CRUV INSTALLATION OPERATION AND MAINTENANCE MANUAL MAINTENANCE Subpanel with Vapor logic and SSR options OM 7611 Replacement parts FIGURE 50 1 CRUV SUBPANEL WITH VAPOR LOGIC AND SSR OPTION...

Page 55: ...1 407010 5 Power block 3 pole 1 408300 002 6 Terminal 20A DIN rail mount 408252 001 7 Switch door interlock electric optional 1 408470 8 Bracket door interlock small optional 1 165614 9 Fan cooling 24...

Page 56: ...strict liability in tort or any other legal theory even if DriSteem has notice of the possibility of such damages By purchasing DriSteem s products the purchaser agrees to the terms and conditions of...

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