Trion RDU-D Owners Manual
Contents
1. 42 40 36 36 20 12 60 120 126 130 134 36 34 28 28 58 30 14 6 50 112 112 116 120 120 40 36 36 36 30 36 22 12 6 AP AA AA HA e 2 90 180 75 70 60 28 10 FPPP ka KK T Elo o E Pa e IE ee fa la e pe WARNING To avoid potential contact with steam be certain to shut off the Herrtronic unit BEFORE adjusting the louvers Herrtronic RDU D Supplemental Instructions When the Herrtronic unit is turned off either by switch or controller the RDU fan will continue to operate for 15 AA minutes to prevent the formation of condensate inside OPTIMUM LOUVER the cabinet The steam plume direction can be controlled both horizontally and vertically by adjusting the louvers on the air discharge grille Louvers adjusted as shown in Figure 14 produce the most consistent and shortest evaporation distance PEA HOS ma DRA nr LEE ETEAMA INLET UHH agi Hip Ti REMOTE MECHA Figure 14 Optimum Louver Placement Problem Symptom Steam Condensing on RDU TROUBLESHOOTING GUIDE sheetmetal or other objects Fan not energizing Check that the fan rotates freely Check fuses in RDU Check wiring to fan Check voltage to fan should be 220 VAC 10 Replace fan and capacitor EST 1402 EST 1408 Fan speed adjustment not working Replace rheostat Water spitting out of manifold Check condensate drain hose If it is clogged clean2. Make sure condensate drain hose is sloped properly and there are no low spots or kinks Fan does not continue to operate Check wiring to relay timer for 15 minutes after Herrtronic Check that the 24 VAC is present between terminal 2 and 3 on relay shuts down timer If so replace timer Air pressure switch not closing Fan speed setting too low Increase fan speed Check tubing on switch for clogging or out of position Faulty air pressure switch Replace Blown fuses in RDU Check fan for short circuit Check RDU wiring for short Herrtronic RDU D Supplemental Instructions VIII PARTS LIST 1847C Quick Connects EST 1406 Transformer RDU D IT and 2T Only 2413A 14 Tubing EST 1407 Fan Speed Control Knob EST 165 SS Hose Clamp EST 1409 Bushing EST 230 Steam Hose 5393937D EST 1410 7 Bushing EST 263 Differential Pressure Switch EST 1416 Fuseholder EST 531 5 Pole Terminal Rail EST 1425 Fuse 1 2A EST 1140 Hole Plug EST 1430 Gasket EST 1401 Distribution Grille EST 1447 Manifold Assembly Specify Model number EST 1402 EST 1458 Steam Inlet Union EST 1403 Inlet Blower Ring EST 1405 Relay Timer PAT Ha KET 1417 D E5T 188p EBT 1418 EST tg 04 04 EST saan in gt an ESTIT FH T A z y i l T KET 1408 LI 7 i Fi tir A gt hd ds EST 149 KET i EBT 1456 5 ar he 4 EsTa Ey pas ESTAN KA EST j La gt as OT 10 30 EET 1485 an he a 7 P bgt a JE
3. EFT 1207 l ae ESTE 3 gt ESTAN oul Es DHA ESTI il NAA Figure 15 Exploded View 10 Herrtronic RDU D Supplemental Instructions Figure 16 RDU D with Transformer Herrtronic RDU D Supplemental Instructions 11 gt RHEOSTAT fi gt IN war Figure 17 RDU D w o Transformer Herrtronic RDU D Supplemental Instructions 12 Herrmidifier 101 McNeill Road Sanford NC 27330 USA Phone 800 884 0002 Fax 800 458 2379 herrsales herrmidifier com EN HERRMIDIFIER engineered humidification systems A FEDDERS ENGINEERED PRODUCTS COMPANY www herrmidifier com Trion Ltd The Cavendish Centre Winnall Close Winchester Hampshire S023 OLB UK Phone 44 0 1962 840465 FAX 44 0 1962 828619 E mail infor trion co uk Herrtronic RDU D Supplemental Instructions 13
4. RDU D without Transformer ansia iiais 12 MDS MDM Control to 2 RDU D Units occcccnnnciccnnnncccconcccccnoncnncccnncnncnnonannnononananonenananrrenananennn 13 Herrtronic RDU D Supplemental Instructions LIMITED WARRANTY Seller warrants the equipment of its manufacturing to be free from defects in workmanship and material for a period of 24 months after shipment This warranty is limited however to the repair or replacement of defective equipment which is returned freight prepaid to Seller s factory This limited warranty does not apply to any part or component that is damaged in transit or when handling has been subject to misuse negligence or accident has not been installed operated or serviced according to Seller s instructions or has been operated beyond the factory rated capacity or has been altered in any way Seller s liability is limited to replacement of defective parts or components and does not include any cost of labor including but not limited to labor required to remove and or reinstall any defective part other than Trion Herrmidifier factory labor Each of the Herrtronic series of steam generating humidifiers contains a plastic steam generating cylinder that is to be considered a routinely disposable part to be changed at regular maintenance intervals at the user s ll GENERAL DESCRIPTION The RDU D Series Room Distribution Units are designed as a companion module for all AD and MD Series Herrtro
5. length should be trimmed so that it can extend 1 into the grey plastic fill tee in the Herrtronic unit Now insert the tubing into the fill tee National state or local electrical codes may require the use of two separate conduits one for high voltage supply power and one for control wiring 13 14 19 16 There are a total of seven wires which are to be connected between the RDU and the Herrtronic unit The RDU receives all of its power and control from the Herrtronic unit Use the two 7 8 knockouts on the bottom or back of the RDU cabinet and the two 7 8 knockouts on the top of the Herrtronic cabinet for wiring conduit Wires 3 and 4 are the high voltage power supply and should be run in one conduit Along with the ground wire 24 wires 1 2 5 and 6 should be run in the second conduit Connect wires 1 6 to the 6 pole RDU terminal strip located near the top of the Herrtronic high voltage electrical compartment Connect the ground wire 24 to the Herrtronic ground terminal located near the bottom of the high voltage compartment NOTE See Figure 16 or 17 for standard electrical hookup for MDS and MDDS See Figure 18 where two RDUs are used per cylinder i e two RDUs per MDS and four RDUs per MDD 17 18 On MD models remove jumper wire 39 from the Herrtronic 12 pole controls terminal strip located in the low voltage electrical compartment between poles 1 and 2 On AD models remov
6. HER WARRANTIES AND LIABILITIES EXPRESSED OR IMPLIED IN LAW OR IN FACT INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE Note 1T amp 2T models include a transformer to provide 208 230 single phase power to the RDU Note MDD Units require two RDU units For Direct Mount you must use a specific right and left mount unit as described below For remote mount you will need two Identical units For remote mounting applications the plumbing and electrical connections may be routed through the bottom or back of the RDU There are two electrical Knockouts two steam supply knockouts and one condensate return knockout on both the bottom and back to facilitate installation The foregoing shall constitute the total liability of seller in the case of defective performance of all or any of the equipment or services provided to Buyer Buyer agrees to accept and hereby accepts the foregoing as the sole and exclusive remedy for any breach or alleged breach of warranty by Seller Herrtronic RDU D Supplemental Instructions As shipped the RDU is set up for direct unit mounting The RDU unit must either be placed higher than the New wiring and condensate return tubing supplied will Herrtronic unit or provisions for handling the condensate be required for remote mounting Be sure to use 18 via an external drain must be made The following chart gauge minimum copper conductor wire with insulation details the p
7. HERATAOMIC MD A HERE ICI Herrtronic RDU D Room Distribution Units Supplemental Instructions The Herrtronic RDU D Series room distribution units represent the latest in humidification technology Please read these supplemental instructions as well as the MD Installation Operations and Service Manual carefully for trouble free operation and to get the most out of your purchase For further information concerning this project contact your local Herrmidifier representative HERRMIDIFIER Wy engineered humidification systems 101 McNeill Road e Sanford NC 27330 Phone 800 884 0002 e Fax 800 458 2379 e Email herrsales herrmidifier com www herrmidifier com 0M 102e J une 2005 TABLE OF CONTENTS Page Be Eed Warr INU haka a AA AA 3 IL General DESCHIPNO ici a 3 MOUNTING Op lO Narra aid 3 Accessory Envelope COn Sia ia 4 RDU D DIMENSIONS AA AA AA 4 ll Installation PRC Al AOD ANA AA 4 IN Direct Mount OPON serasi Ad n 5 MDS with Direct Mount RDU iaa ii 6 MDD 2 with Direct Mount RDU 1111111 7xx2777 724 cece eee ceneeenecenecensceseeesecnsecnsecaseoaseonseonssenssenesnenenas 6 Ve Hemote Co 00G ILA AA AA AA 6 MDS ADS With Remote RDU aa NAAN AABANGAN 8 MDD witht Remote RD Usuarias oia 8 Vi RDU Oprane ai A dada 8 Steam Plume CHAN tirita ii 8 VIL Troubleshooting GUIAS siii NAA AA AA 9 VIE Parts Staind 10 Exploded VIEW AA 10 PA Wiring Diagrams cuneta n RD UED WIT TranStoOrMer sitiada loza 11
8. e jumper wire 37 from the Herrtronic 6 pole RDU terminal strip located in the high voltage electrical compartment between poles 2 and 5 Replace the RDU cover and the fan speed control Knob Installation is now complete Proceed to the RDU operation section then to the start up section of the Herrtronic Installation Operations and Service Manual Herrtronic RDU D Supplemental Instructions Figure 11 MDS ADS wi Remote RDU Figure 12 MDD w Remote RDU VI RDU OPERATION Upon starting the Herrtronic unit the RDU fan will be energized If airflow is not sensed within ten seconds Once operating the fan speed can be adjusted the Herrtronic unit will shutdown and a fault will be l registered Depress Fault button to confirm fault continuously from 1 S slow fast by turning the fan condition and clear fault by pressing Enter and then speed control knob Refer to the chart below for the Back button to return to Menu 1 Herrtronic AD Series optimum fan speed setting for your application will not run while the air proving switch does not indicate proper airflow to the unit Figure 13 STEAM PLUME 75 F 55 R H TEAM PLUME CA O O O paperan Blower Speed CEM Blower Speed CEM Blower Speed CEM ag e to im an ges cio to ain can oss cin eto ain san ot re rece al EMO eee ea ee E LEC 80 130 138 156 48 42 40 52 24 16 70 126 182 138
9. e screws are level Turn the screws in until the heads are 1 8 away from the mounting surface Hang the unit on the wall and tighten the two lag screws The steam hose s is to be connected using the steam inlet union s Figure 9 Trim the orange steam hose s which is connected to the manifold so that it fits properly onto the union s and secure connections with a hose clamp s Fasten steam inlet union s to bottom of RDU cabinet with screws provided Remove the 1 2 black plastic hole plug from the top of the Herrtronic cabinet and install the 5 16 I D plastic bushing included Remove the 18 piece of condensate return tubing from the manifold elbow Herrtronic RDU D Supplemental Instructions 10 11 12 BLOWER Pa STEAM HOSE 7 a CHAIN Fo ai LIME STEAM INLET UMH RERRITE MHJ TI Figure 3 Side View GRIL DRAJHN LINE Figure 10 Front View Uncoil the 10 piece of condensate return tubing drain line feed into the RDU cabinet from the bottom or back and connect to the manifold elbow using the compression sleeve and nut Run the condensate return tubing down into the Herrtronic cabinet through the 5 16 I D plastic bushing The condensate tubing can be attached to the steam hose or electrical conduit interconnecting the RDU and Herrtronic with cable ties or equivalent After the condensate tubing is secured insuring that there are no kinks or low spots the
10. hysical clearances around the cabinet for rated for 600 VAC Supply power may originate from the servicing the unit Figure 13 details the clearances Herrtronic humidifier or a separate supply lf a separate required due to the steam plume Page 8 source is used be sure to install a dedicated power disconnect All hardware and accessory components MINIMUM CLEARANCES AROUND CABINET required for installation are included as listed below ACCESSORY CONTENTS Subject to output fan speed and room conditions ARA CompressionNut 1 8 x 7 Stainless steel sheet metal screw Z Sisamingtunon a XR Lagscrew 8 32 x 3 8 Stainless steel machine screw Brass insert 1 14 O D Condensate return tubing Pf t r NOTE The steam plume should not impinge on walls ceilings or other objects Supply air registers if present must be directed away from RDU Powe ASSES i Fi Fall N Pali A 2 7 8 Knockouts f EE ji bo ib hd NG rocio Pa Optional Condersate Drain 2 Holes Siesm Hope Cie Figure 4 Boliom Wie a F mm a pa y NG NGO Oe ar L pH aii Keyhole Mounting Shots TE Hia i pe ije NG ra pipa Pan Ya aa i pa Optional 8 Steam Lie 4 ps fo Ms A ha f j i let ll L Figure 2 ROU D Dimensions i 7 J ld tm lil Installation Preparation lt i Figure 5 Back View WARNING Disconnect power to the humidifier while install
11. ing RDU Herrtronic RDU D Supplemental Instructions REMOVE THE COVER FROM THE RDU 1 Loosen the two hex socket head set screws on the fan speed control knob and remove knob Figure 6 2 Remove the twelve six per side phillips head screws which fasten the cover to the housing a a A ee a me A Figure 6 IV DIRECT MOUNT OPTION MDS MDD WARNING Be sure to disconnect power to the Herrtronic Humidifier before beginning installation 1 Assure that the mounting for the Herrtronic unit will support the additional 40 pound load of each RDU unit 2 Remove the 1 2 black plastic hole plug from the top of the Herrtronic cabinet and install the 5 16 I D plastic bushing for the condensate return 3 Remove the 1 black plastic hole plug s from the top of the Herrtronic cabinet 4 Remove the rearmost 7 8 knockout from the bottom of the RDU and install one 3 4 1 D plastic bushing from the inside 5 Remove the 3 4 knockout from the bottom of the RDU 6 Place the RDU on the Herrtronic cabinet guiding the steam hose s in Feed the wires total of seven through the 3 4 bushing and condensate tubing through the 5 16 bushing into the Herrtronic Replace the RDU cover Fasten the RDU in place using four 8 32 x 3 8 screws installed from inside the Herrtronic cabinet Insert the condensate return tubing into the grey plastic fill tee It will extend I into the tee Connect wi
12. nic humidifiers The RDU may be directly mounted on top of the Herrtronic cabinet or mounted remotely The RDU consists of a fan controls amp steam hose to distribute the steam directly into the space RDU D must he remotely mounted when used with MDM or ADM series humidifiers RDU le i fe II SS SYO Figure 1 Mounting Opfon SS 10 WU Model No Electrical Characteristics Papacy RDUD D 1 208 240 1 50 60 RDU D 1T 380 600 1 50 60 999 bah RDU D 2 208 240 1 50 60 pa RDU D 2T 380 600 1 50 60 91125 bsihr RDU D 2R 208 240 1 50 60 RDU D 2L 208 240 1 50 60 7 RDU D 2TR 440 600 1 50 60 1201220 lbs hr RDU D 2TL 440 600 1 50 60 expense This steam generating cylinder is not covered by this Warranty If after the first installation of your Herrtronic humidifier you feel the steam generating cylinder is not operating normally you should contact your Herrmidifier Representative with an explanation of the problem However in the continuing operation of this humidifier replacements of this part are your responsibility as part of routine maintenance Trion Herrmidifier shall not be responsible for loss of use of any product loss of time inconvenience or damage to other equipment or any other indirect or consequential damage with respect to property whether as a result of breach of warranty neglect or otherwise THE WARRANTIES AND LIABILITIES SET FORTH ARE IN LIEU OF ALL OT
13. res 1 6 to the 6 pole RDU terminal strip located near the top of the Herrtronic high voltage electrical compartment Connect the ground wire 24 to the Herrtronic ground terminal located near the bottom of the high voltage compartment NOTE See Figure 16 or 17 for standard electrical hookup for MDS and MDD S See Figure 18 where two RDU s are used per cylinder i e two RDU s per MDS and four RDU s per MDD On MD models remove jumper wire 39 from the Herrtronic 12 pole controls terminal strip located in the low voltage electrical compartment between poles 1 and 2 On AD models remove jumper wire 37 from the Herrtronic 6 pole RDU terminal strip located in the high voltage electrical compartment between poles 2 and 5 Installation is now complete Proceed to the RDU Operation section Page 10 of this manual then to the Start Up section of the Herrtronic Installation and Operation Manual MD manual pg 14 AD manual page 11 Herrtronic RDU D Supplemental Instructions Figure 7 MDS wi Direct Mount RDU Figure 8 MDD w Direct Mount RDU V NO Ho REMOTE MOUNT OPTION MDM MDS MDD The RDU may hang directly on a wall using the two 1 4 x 2 lag screws included There are two key hole slots on the back of the cabinet which engage these screws Be certain that 1 the screws are fastened securely enough to the wall to support the 40 Ibs weight of each RDU unit and 2 th
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