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Gas fired Humidifier Units type B and C - Eaton

1. ii TEMPERATURE I QU THERMISTOR IN Qi s jg l3 PREFURED TYPE 30K6Al O LINK TERMINALS wc oQ9 x Yo 54ND7 pozZzice B LC Etc p iD CONTROL INPUT I6 AD ner lt yero gt Z E 5 0 20 VOLTS J1 OPEN CIRCUI oL ALI vou oti e J 0 20 mA JI CLOSED CIRCUI ffu ma p Sox es PES COL eo 5 9v DC t o08uL5 E o Q s E ES g Thermistor D jc E g THERMISTOR INPUT A on he d OG g O TWehWietob Z Erg Heg THERMISTOR INPUT Q ENS m s S B og wx 7 GORS cq 9v DC SUPPLY D Al 1 ref White a x iD Ru Ory INPUT Ref SIGNAL m 7 2 pO Po oO A Red o eo 25 TIN Sows ry V or mA INPUT m 0 v DC Block ono n 0 v DC s woos Mg 0V DC AC SUPPLY NS n Om M E Seb aa gt QS LINK TERMINALS ELT Pry 5V DC SUPPLY a d e t sot ES ERMINALS 5 AND 7 Oe OS 5 E g OUTLINE DF P CONNECTION 5 5 z 2 e og Fo I C Q FIVE IN FRUI P D AE m i L 3 oe um ab SHEET TO BASE v og m apn 2 i D al ch d 2B RAME UN 5 f ee OPTIONS SHOWN amp 5a eee ose OF FE See gt OR TERMINALS 1 8 wr 22s8 F825 Orr gg
2. 547 A N O RUN 3 4 9 B 9 54 H N C RUN 246 8 B 8 545 7 COM RUN BEA 7 44 N D FAULT ae Bee Ee NC FAULT aes B Bug a5 p CUM FAULT p S8 5 m gt x EARTH B BS aa Nas L 2 Qo C LIVE IN o pao e PESE The aaas N Amt E ELS B 1 NEUTRAL IN I gt N 1A G Y 21 Black 20 To sheet FAN NEUTRAL O o A of 5 eo Ol RDU FAN CTR O a 9 B i1B G Y Black 29 SUE wu a S e SS Sih To sheet F1 E el 440 ll 24v AC sa e 3 of 5 CE CONNECTION 2 gt aT BLOCK 1 z 24 v 50 VA UTLINE Ri w EET TEN Z 230 v 70 VA Isolated wind BOX FITTED ul Auto wind gt 30 To sheet LIA U Oo x E TO BASE x 2 9v AC Sam 3 of 5 cs 2 Se FRAME ON x a OUTSIDE OF S EARTH 3 G Y EE To sheet GAS FIRED is N 3 1 a 0v AC Sa c 8 of 5 HUMIDIFIER e T i m 23 cer 3 2 To sheet EARTH BAR E i 20 3 3 v AC 5A 4 3 of 5 OUNTED DN e1 4 Brown IE em CASING BASE P NSIDE UNIT N m Bwe 0v AC 7 RE Ll Li a 19v AC gt 6 H xA o lt LO au TEL shee m CYLIN P 3 5 NNECTION CYLINDER 1 0v AC 54 3 S d DRAIN PUMP h 240 V me THIS
3. oe SEE Bleck 20 m PN SHEE 2 Y 183 R4 lof 5 5 l Al m Pink Violet eu SEE es 8 ie Black 87 E SHEET e of 5 55 Pink ei au qm ea blo o oooo o oo oooooo o g 54 delen 18 3 4 56 7 8 9 10 11 12 1314 15 16 6 6 L F3 FS1 D ag TERM LARD CRI FA FS2 ll z 6 7 E Control Fuse Roos LJ Sg 53 Pink S3 Pink m 87654321 cg4 LI leg 54 Violet 5 00000000 T ss Pink alal a B YT fes nO m mm Fd wl 5 Control PCB oa l 56 Pink id ac cen E a 65 E S 5 4 57 Violet z Part Number 1150632 ne m E o g 58 Pink LE 3p te 5 6 7 8 9 10 D a U0 enale j Ji LI m Soo o Mate L1 LI FIXED PART OOO OO p 86 a eso CONNECTION Pe o malls BLOCK 5 at 5 SO 5 S e E e s amp M i iz c alo ora 1 J42 o S c d o 5 5 opa Y2A y2 EIS ad 48 Pink 2 24Vac i r S Jano e cu cu a qi S Ls Ilc 49 Viote 0V ec T pwn ay o 20 T pL qe oce fe E Ee a NETS Water Water f S Vv ES E al G YD T Feed Feed e 0V ELE AE Solenoid Solenoid rdi piel N Valve Valve T 3 0 E slow fill 2 Jef RO STAT L FAN oa lo PLUG SE hi a Ig x ue c vo Upper ag Part Number pail 9 isi Float 1 RE SLAC Nim H GE switcha o c ei E co Lower Hec Yn 4
4. Calorific value for G20 GROSS 37 78Mj Kg NET 34 02 Mj Kg Calorific value for G25 GROSS 32 94 MjKg NET 29 25 Mj Kg Gas Steam Burner Burner Maximum GAS Start fan speed Minimum fan Maximum fan CO setting at CO setting at Efficiency Efficiency Average Fired output input input rate m hr RPM speed RPM speed RPM minimum speed maximum speed maximum maximum water Unit power power RPM CO RPM CO speed Speed consump model GROSS NET GROSS NET tion Gas Kg hr Hs kW Hi kW E on G20 LLonG25 E LL E LL E LL E LL E LL 926 926 l min type GF6 6 5 01 4 51 0 48 0 55 1930 2100 1320 1485 1485 1485 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 7 95 6 0 11 GF10 10 8 14 7 33 0 78 0 89 1930 2100 1320 1485 2145 2145 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 5 95 4 0 18 GF10P 6 10 8 14 7 33 0 78 0 89 1930 2100 1320 1485 2145 2145 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 5 95 4 0 18 GF20 20 15 96 14 37 1 52 1 74 1930 2100 1320 1485 3410 3410 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 5 95 4 0 37 GF20P 6 20 15 96 14 37 1 52 1 74 1930 2100 1320 1485 3410 3410 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 5 95 4 0 37 GF30 30 23 79 21 42 2 27 2 6 1930 2100 1320 1485 4730 4730 1320 8 7 1485 9 0 5430 9 3
5. also come up with a message asking whether you Three e qe St User LED 2 would like to service the unit now position switch To enable the service routine to commence when the 1 ON display calls for it the button corresponding to the ok 2 OFF it wi 3 Drain PX a OK S statement must be pressed The unit will then shut Emp ors Get Burner x e Power ON light down and draining will commence via the pump lockout During the Service cycle user LED 1 will flash and a x Piz auio service in progress message will appear on the display When the draining is complete the display will announce this and will prompts you to acknowledge this by pressing ok The power switch must then be turned off and the mains power must be disconnected from the unit The unit must undergo a visual inspection before being restarted The lid must be removed from the casing revealing the heat exchanger Check that there is no evidence of leakage or any electrical faults Go around the unit and ensure all the silicone hoses NOTE when LED s flash ensure the are still secure and undamaged Ensure all of the difference can be seen between a slow flash electrical connections are still firmly in position and and a fast flash A different speed flash will undamaged mean different things A fast flash is approximately every second a slow flash has Once the visual inspection has been completed the a period of approximately 2 se
6. 1430 2100 5775 5775 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 2 93 9 1 56 GENERAL DATA Gas Fired Unit MODEL Operating Gas COat COat NOxat NOxat Water Minimum Maximum Water Discharge steam Electrical Weight IP rating pressure rang onde a eee jou ria flow wale water content pressure power empty no mbar eer lige pce edad NS al pressure Pa absorbed water Minimum Maximum ppm ppm ppm ppm l min Bar Bar Minimum Maximum watts Kg GF6 GF30 amp 15 27 3 22 15 36 5 1 5 10 22 2000 2000 70 125 20 GF6P GF30P GF40 GF 85 amp 15 27 3 22 15 36 5 1 5 10 36 2000 2000 90 142 5 20 GF40 GF85P All units are supplied to run on 220 240 volts 50 60 Hz single phase and Natural plus EARTH or two phase plus EARTH Unit configuration for g20 type E gas Digital Input 7 open circuit to configure for G25 type LL gas Digital Input 7 closed circuit or linked 1 3 General layout of unit la Flue outlet Option 1 1b Air intake Option 1 2 Coaxial flue connection Option 2 Steam outlet 4 Heat exchanger top inspection cover lid 5 Optional display and keypad 6 Microprocessor display LED 7 Auto run off drain rocker switch 8 Mains on lamp 9 Lockout reset button 10 X Electrical control panel 11 Burner fan motor supply transformer 12 Control transformer 13 Gas valve 14 Air intake venture 15 Gas valve controller 16 Fan 17 Fan motor 18
7. 5430 9 7 86 3 95 1 0 55 GF30P 6 30 23 79 21 42 2 27 2 6 1930 2100 1320 1485 4730 4730 1320 8 7 1485 9 0 5430 9 3 5430 9 7 86 3 95 1 0 55 GF40 40 32 05 28 86 3 05 3 5 1820 2100 1430 2100 2750 2750 1480 8 7 2100 9 0 5665 9 3 5665 9 7 86 94 8 0 73 GF40P 17 40 32 05 28 86 3 05 3 5 1820 2100 1430 2100 2750 2750 1480 8 7 2100 9 0 5665 9 3 5665 9 7 86 94 8 0 73 GF50 50 39 96 35 98 3 81 4 37 1820 2100 1430 2100 3410 3410 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 6 94 4 0 92 GF50P 17 50 39 96 35 98 3 81 4 37 1820 2100 1430 2100 3410 3410 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 6 94 4 0 92 GF60 60 47 86 43 1 4 56 5 28 1820 2100 1430 2100 4125 4125 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 4 94 2 1 1 GF60P 17 60 47 86 43 1 4 56 5 28 1820 2100 1430 2100 4125 4125 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 4 94 2 1 1 GF70 70 55 77 50 22 5 31 6 1 1820 2100 1430 2100 4785 4785 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 3 94 1 28 GF70P 17 70 55 77 50 22 5 31 6 1 1820 2100 1430 2100 4785 4785 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 3 94 1 28 GF85 85 67 62 60 89 6 44 7 39 1820 2100 1430 2100 5775 5775 1480 8 7 2100 9 0 5665 9 3 5665 9 7 85 2 93 9 1 56 GF85P 17 85 67 62 60 89 6 44 7 89 1820 2100
8. All units must have a PE earth connection connected to the units terminal 2 Unit with N A in the following tables means NOT AVAILABLE there is not a unit available to run at the voltage and phases shown Please check that the correct model reference is ordered and installed for the low or high voltage required and at the desired steam output 3 Standard design is for 50 Hz Supplies Design for 60 Hz Also available 60 Hz Supply must be specified with order as the standard pump is only 50Hz FOR FULL ELECTRO MAGNETIC COMPATIBILITY A NEUTRAL CONNECTION IS REQUIRED FOR ALL PROPORTIONAL UNITS AS INDICATED IN THE CONNECTION DIAGRAMS ON THE FOLLOWING PAGES RDU Connection The three types of RDU are for various voltages and phase without neutrals connections that can be made to the VAPANET unit Please refer to the VAPANET connection diagram on the following three pages as to which type of unit is required On twin cylinder units two fan circuits as shown below one for each cylinder will be in the RDU unit 200 250 V 1Ph N earth 200 250 V 2Ph earth 380 440 V 2Ph earth KEN KXN KEN KYW KAO KXN V KN y a gt TRANSFORMER A PRIMARY N 2 380 440 V SECONDARY 210 250 V 1 7 Control Circuit Connections 1 7 1 Control Circuit Wiring Use a dedicated earthed metal conduit for both the control signal cable and
9. Quick blow fuse Pt No 1080054 mounted on the VAPANET Echelon PCB Pt No 1150630 Transformer Primary Circuit Two fuses protect the control circuit on Single cylinder units F1 3 15 A 20 mm And RDU F Quick blow fuse Pt No 1080096 mounted in fuse terminal holder protects Primary transformer and RDU unit if fitted 230V ac Drain Pump and gas The pump and gas valve are fed from the main transformer via a 230 volt auto valve supply winding The pumps are protected by fuse F1 main fuse at 3 15 A 20 mm F Quick blow fuse Pt No 1080096 1 6 1 Termination onto unit The Gas Fired Humidifier unit has an external terminal box for site connection No cables should be drilled through the casing as this will cause air leaks to the sealed unit ale Important E M C d i D MN Considerations The control load shed and security circuit connections should be run in screened cable with the screen grounded at the VAPANET end onto the EARTH terminal if long runs or large EMF are present The screen should be maintained as close as possible to the cable ends and any tail between the screen and the earth point must be kept short 50 mm maximum If short runs in electrically clean areas then two core cables can be used If the network COM s is required for master slave or site BMS Then network cable should be screened cable and connected to the terminals provide and only screened connection made
10. a cw Al cu a j ja Uy cq aA ooO0O000 oo te 345 6 7 8 9 10 112 1314 I 16 o CUM TO FLOAT SWITCH 6 6 H ml fe ov CR Fl 24V ai DI 2 UPPER FLOAT 6 7 n oN AB ere Supply Control Fuse tanir ol SERE e DI 3 LOWER FLOAT Pink 53 E iL rown t Tee TH 87654321 CUM HIGH TEMP TRIP Violet 54 AS St H B eut EN ND 0v AC Fused Supply E I ue A CR4 in DI 4 HIGH TEMP TRIP Pink S5 PEE i S E SUD Md oo DLS BURNER LOCKOUT Pink 96 73552 2 2 23 ID N Y i 5 PEINE ua 3H ool ool lanl CUM TO BURNER STAYS V ote 22 248 um SH 1114 d DI 6 BURNER RUN Pink 58 b o Sad H zu ug uu Qu Shoe s V ta lt HM ldldzeec Qc o DI 7 GAS TYPE LINK IF G25 LL en Doga S E amp agasa amp uac e E EIE a ee B65 26 a5 2 2 Ov COMMMON EARTH Violet 60 X OX 43 2 12 JE Rs 5 z etsi Ett 5a 5 lt 1 5 x E 8 FAULT RESET nk 61 1 OF A u DI 9 NOT USED S du ot TE LS popped GS gj m otal noT USED NZ t CRM d Violet 60 S0 4 lar 4 Ref NOT USED Zu aZ U p g5z cg 2o 2T USED Tu 58 AI 3 Ref USED Tee ot ar oy THERMISTOR INPUT 2B 2 WW az HERMISTOR INPU i Ll I 50 Es EMISTER T eB Er e aon amp cs Al NUT USED CL 10 Brown n co EBL O 4B PO jau Al 2 Ref i0 Blue a2 z 2 cg Major A INEU 28 5 aa NES En H INPUT Ref SIGNAL 2B 4 d rs E mie ep 4458 9H Ps Demand POT 5v dc 28 7 NET WORK CABLE Pini B lo Demand POT 0v dc 28 6 a EM DO 5 FAULT RLY SUPPLY Block 67 J5 9v dc feed DO 5 6 5 z DI 6 NOT USED o 9v dc feed DO
11. frost protection thermistor part oe ae eee number 1220275 instead Frost protection is 22 28 9 VOLT selected via the display Set the frost demand 2 E z POWER SUPPLY above the minimum cylinder demand LE units aes TEMPERATURE gt 20 LE P amp LE C units gt 8 HUMIDITY SENSOR Note Use of the 24V supply of the VAPANET unit Vapac s accessory kit part numbers for sensors are to power other items of equipment will Remote Room mounted sensing head FVKIT 107 invalidate the Vapac warranty And Remote Duct mounted sensing head FVKIT 108 1 7 6 Security Circuit E P O Shutdown Standard Operation Load Shed Operation As standard units are shipped such that terminals 9 amp 10 are provided for connection of an E P O Emergency Power Off switch or fire shutdown facility Other control interlocks such as high limit humidistat airflow switch and or fan interlock and time Switches etc should be connected to terminals 11 amp 12 Please note that if a display is connected to 0 11 12 0 11 12 aN tin KR ojos aN tin R Oa G UM DH Control Option must be set to E P O giu E P O eee Fire Stop Fire Stop NB breaking terminals 9 amp 10 will prevent any unit operation including frost protection Fan Fan Interlock Interlock 1 7 7 Load Shed Option Air Flow Air Flow This can only be evoked via a display either hard Switch Switch wired or hand held When this option is selected making the connection
12. nO Zz float 7 a switch me CAO g L T en ERI Ed NL Hs g NU NC C NO NC C NONC C ND NCC Es 0 Iu 8 7 kbo dbe ocres UII cre ZB rg vise oo SD a o Ae Ae x Ue GAS SUPPLY A E gelase is 2 m ol Y gn 8 6 Al Al a Bim ca 8 7 RUN LOCKOUT u a lin E we GE col a Lal Hoo iin amp 8 5 8 5 Ov 8 4 8 4 5i 8 3 3 3 Mim L oll Bg Sx B e s gt gt IN cl 8 1 U LJ S E OO zZ G 3 46 Ceci 8 77 SEE Lei i Wa le SHEET c lof 5 je OR CABLEE REFERANCE SEE TABLI Reena JSOVISION MISSE Date pem Cka ON SHEET 5 of 5 A CONDUCTIVITY PIN REMOVED April 02 RW IF IN DOUBT ASK B BURNER IGNITER amp SENSOR LEADS ADDED Nov 02 RW DOL AS je F5 OT SAPE 4 CE BAG2 midity Control Ltd TITLE m LS 2002 p EM REF GFH rircroft Way Edenbridge VAPAC GAS FIRED HUMIDIFIER SCALE NTS 4 amp OLAND CASING WIREING TO FLOAT SWITCH BURNER H2 D ENT TING 6EZ ENGLAND LOCI VALVES AND HICE TENPS TNTS SHEET No 4 OF 5 PHO 44 0 1732 63 7 A Se s ONE 44 0 17 6544 DRAWING No A4 LZA 546 ISSUE B Co pare VapaNet CABLE REF CONDUCTOR SIZE CORE No amp or MULTI CDRE No OF CORES CONNECTION DETAILS COLOUR AND DUTER SHEATH DETAILS 1A amp 1B 0 75 mme Green Yellow 2 CURE Gr
13. the general layout diagram 1 3 to the appliance before shutting off the electrical supply Do not use this appliance if any part has been under water Immediately call a qualified service technician to inspect the appliance and to replace any part of the control system and any gas control which has been under water 1 2 Table 1 Gas fired humidifier gas types The gas fired humidifier is supplied pre set for two bands of Technical information European gases E and LL the calorific values for these gases is given in the following table Gas Type CALORIFIC VALUE Second family gases Country gas category type and gas Category index pressure GROSS Hs NETH H L LL Es Ei Country Code CAT mbar Austria AT lou H 20 G21 45 28 41 01 Belgium BE legs E 20 25 G24 Denmark DK la H 20 G20 37 78 34 02 Germany DE lze ELL 20 G222 31 86 28 53 Finland Fl lon H 20 G23 34 95 31 46 France FR logs E 20 25 G26 36 91 33 36 Greece GR lon H 20 G25 32 49 29 25 United GB lon H 20 Kingdom G231 32 11 28 91 Iceland IS G27 30 98 27 89 Ireland IE lon H 20 G221 Italy IT lon H 20 G271 Luxembourg LU l2 E 20 Netherlands NL la L 25 Norway NO Portugal PT l H 20 Spain ES lau H 20 Sweden SE lou H 20 Switzerland CH lau H 20 TABLE 2 Technical DATA
14. Drain pump 7 VapaNet 19 Gas supply isolator valve and connection 20 Electrical connection terminal box 21 Drain connection 22 Water feed isolation valve and connection 23 Drain discharge tundish 24 Water feed tundish 25 Water feed twin solenoid valve 26 Float switches chamber 27 Heat exchanger high temperature cutout 28 Top inspection cover lid fasteners 29 Heat exchanger chamber inspection cover 30 Burner flame inspection glass 31 Burner mat assembly 32 Bottom inspection and cleaning cover fasteners 33 Heat exchanger manual drain cock 34 Heat exchanger base enclosure 35 Plinth side legs 36 Casing lid fasteners 37 Enclosure cover not shown TABLE 3 Connection details GF 6 30 P GF40 85 P 1a Flue outlet OPTION 1 1 x 80mm Outside diameter pipe 1 x 80mm Outside diameter pipe 1b Air intake pipe OTION 1 1 x 80mm Outside diameter pipe 1 x 80mm Outside diameter pipe 2 Coaxialflue system OPTION 2 1 x 80 125 mm diameters coaxial 1 x 80 125 mm diameters coaxial 3 Steam outlet 1 x 54mm outside diameter pipe 2 x 54mm outside diameter pipe 16 Gas supply 1 x BSP female into valve 1x34 BSP female into valve 17 Electrical connections Mains feed Live neutral amp earth into 2 5 mm screw clamp terminal Run amp fault remote indication 6 x 1 5 spring clip terminals COM N O amp N C one for each condition Remote control input signal
15. NII A gt CONTROL SIGNAL AND SECURITY INTERLOCK E KENT IN8 6EZ ENGLAND INPUT SIGNALS SHEET No 2 OF 5 PHONE 44 0 1732 863447 jSUE U OOO i m DOU a DRAWING No A4 LzD 546 ISSUE 29 VapaNet SB 4 TO SHEET o a g 9A Aa z A OF 5 ms TU SHEET ct 4 DF 5 IM V 1D B Pink 41 E P E z Za _5A 3 7 EMEN Pink 42 al O sa a CYLINDER 1 SD aD 00 5 Pa HERE 2l hs Nol Ne xx Tuc o 46 4 CONTROL 5A 2 Y G Cl m 3 Dia E SERES J g a a fedy cy El qi SE Ll oA 1 l oB 1 e Oo x a 2A TLl E EX ey Bg Zimz a3 Mul SA G Y sB G v TRI RESTE PS ES cie a il a l ael S alx x hl Ov a al H d el al ol 4 O O nl 3 9S sie a a g 5 s39 Say amp CONECTION y ea cagsaea euxEZa BLDCK 4 on yg ut uf S uo Sl el E S ol g ul s 4 6 3 ul ule e gt H gt l Y sf OP sl cf cfs spa gt gt F lol ao aol Ss a 35 sss ue e MD cul Aj cw
16. SIDE OF LINE ITEMS WITHIN 9SiulS amp PART OF MOTHERBOARD CONTROL PANEL Po aco CONTROL PCB 6 G PART No 1150630 S S S s Js m e e ed KE KL m Hl o E EARTH M 5 STUD IN D 3 RED POWER ON fi CONT ROE LIGHT ON CONTROL be abe elces MOS muet nae PANEL DOOR vols Uqlqielglqi 5 m ile 45 6 1 Je 3 4 J5 e 5 v ei lolol fe ole lg ly iy ly 3 im jojo jo ojo jo jo jaja gt ziz jo z z oO z Z oO 66 e PPS AIS e BIS fe zk Black 21 4 i 1B 5 J Black 20 1B N Bun See sheet 1B 7 4 gel To sheet gr m 18 8 A of 5 See sheet 1B 9 1B f Of x FOR CABLE REFERANCE SEE TABLE Rev No Revision note Dote Dr n Cka ON SHEET 5 of T CONDUCTIVITY PINS REMOVED April 02 RW F IN DOUBT ASK z N A O Dt S L 1 ATE 2 O02 vapac Humidity Control Ltd HTLE an E Lie y M REF A Fircroft Way Edenbridge VAPAC MAIN POWER SUPPLY TO GAS FIRED SCALE GFH a rr CIP A HUMIDITIER SHOWING CONTROL TRANSFORMER LL 7 ENT TN8 6E lt NGLAND AND DRAIN PUMP PENNE S ENE SHEET No 1 OF 5 O41 FS 365 SSUF IONE 44 0 1732 863447 Ne Nunc NE SUE cc VapaNet 28
17. demand LED ON RED LED OFF lt 12 5 0 5 seconds 3 5 seconds lt 25 1 0 seconds 3 0 seconds lt 37 5 1 5 seconds 2 5 seconds lt 50 2 0 seconds 2 0 seconds lt 62 5 2 5 seconds 1 5 seconds 7596 3 0 seconds 1 0 seconds 87 596 3 5 seconds 0 5 seconds gt 87 5 ON RED Continually 4 Once initialization has completed User LED 1 provides details of the mode of operation while User LED 2 provides an indication of fault conditions User LED 1 State User LED 2 State Description OFF OFF Oylinder is in shutdown mode Due to No 24VAC or Load shed input active RED OFF Oylinder on line Demand signal present and cylinder operational RED Flashing 1 second period OFF Standby No demand signal AMBER OFF Drain Fault AMBER Flashing 1 second period OFF Feed Fault GREEN Flashing 1 second period OFF Service Interval expired OR Conductivity Sensor Fault GREEN Flashing 2 second period OFF Service Routine Periodic Flush Periodic Drain Manual Drain Auto Flush in progress GREEN OFF Service Routine Periodic Drain Periodic Flush Manual Drain completed RED AMBER 1 second period OFF Constant Output Active Full Output via UCPS Master cylinder onl OFF AMBER High Temperature OFF RED Burner Lockout RED or RED 1 sec flashing or OFF GREEN Water Level below Lower Float Switch OFF GREEN AMBER 1 Safety Relay Fault sec period Green Amber 1 sec period OFF Float Switch Error VapaNet 20 3 1 Display p
18. door of control panel see section 2 1 C From the display press set up confirm that you want to set the unit up Then select the control signal required The water type The units for display imperial or S I If the unit is to be part of a master slave system then repeat 1 to 14 for all other units on system VapaNet Gas purging is important as the starting gas quantity is a low flow rate the unit will continually lock out on starting until the mains gas line is purged through Note If when unit is powered up the User LED s flash red at 2 second intervals then the unit UCP 1 is not connected properly into input 8 See page 13 for location of UCP 1 Before the unit goes into configuration the User LED s should be flashing red green if the unit has not been configured When the unit is in configuration the user LED 1 should be flashing red green amber VapaNet 78 2 0 1 2 17 Master slave set up Once all units have been checked from 1 to 11 above then the master slave configuration can be set up This is done by switching of all control switches to the unit and turning power supply on selecting the master unit which will have either a display or an 1150634 unit configuration plug board fitted Press the network button on the main control board for about 5 to 8 seconds until the User LED 1 amp 2 flashes amber then release button Note if the button is held for to long 25 to 30 seconds the LED
19. down Don t install the unit where the ambient temperature can exceed 45 C or fall below 5 C and freeze the heat exchanger Don t mount the unit inside a cold room or other place where temperature and humidity conditions can cause condensation on electrical components Don t mount the unit where the sound of a contactor opening closing and water flow in a pipe would be unacceptable e g libraries private apartments etc Don t place objects on the appliance block or obstruct the air inlet to the appliance Don t place combustible materials gasoline or other flammable vapours and liquids around the area the unit is located Warning IF YOU SMELL GAS IN THE ROOM DO NOT TURN ON LIGHT SWITCHES OR POWER POINTS USE THE TELEPHONE OR ANY OTHER OBJECT WHICH MIGHT CAUSE SPARK Open doors and windows immediately to ventilate the room Shut the gas main tap on the meter or the gas cylinder and call your Gas supplier or service immediately Always disconnect the appliance from the mains either by switching off at mains switch and if possible unplugging it from the mains before cleaning the appliance or carrying out maintenance on the unit Never block the ventilation inlets or outlets of the of the appliance Never place combustible materials gasoline or other flammable vapors and liquids around the area the unit is Should overheating occur or the gas supply fail to shut off shut off the manual gas valve item 19 on
20. range 220 240 volts See section 1 6 Check which gas type group gas supply is i e type E or type LL If E check DI 7 is open circuit If LL link DI 7 to Dig Common s Check all silicon hose connections at back and front of unit are securely fitted Pressure check gas main for leaks with the appliance isolation valves open in accordance to gas regulations Check installer has certified pipe work before trying to start unit Check that the gas supply has been purged or purge out gas pipe work in accordance to gas regulations THIS CAN ONLY BE PEFORMED BY A QUALIFIED ENGINEER Pressure check water supply for leaks with the appliance isolation valve open then purge water supply Once 11 and 12 have been checked and certified open isolation valves gas and water to unit With the top casing removed and the control Switch on the control panel switched to OFF mid position of the rocker switch Switch electrical power on to unit If the unit has a display panel fitted and is going to be the master unit in a multi unit configuration or the unit is a stand alone control master unit then use the display to configured unit by running the set up programme see also the alphanumeric display manual for the gas fired unit If unit is a slave move to 16 A From the display press set up select language required B From the display press attach to unit when prompted press network button on main control board through front
21. the Service Start screen will not appear again until another 24 hours of unit running time Cut away View for Clarity Projected onto S S p High heat of thermal shock causes sediment to crack off tubes walls Sediment is washed away during fill and drain procedure Sediment build up on the inside of the tubes 23 apaNet 4 3 Major Overhaul When the unit requires a major overhaul the heat exchanger needs to be completely removed form the casing to be checked over e Firstly the Flue A Air Inlet B and Steam C must be safely detached The casing lid must now be removed as was described earlier in the manual e All ofthe electrical connections F leading to and away from the electrical control box need to be unplugged so that is can be removed form its cradle in preparation for removing the heat exchanger from the casing The electrical connections include the Fan K and Burner Control Box L e Remove the flue and steam blanking plate by unscrewing the M6 blots that fix the plate G to the casing base Once unscrewed the plate may be removed e Two more fittings must be disconnected The gas and water The gas is a union D on the front bulkhead of the base The water has two fittings that need to be disconnected one being the feed E the other the drain H The feed E is a screw fitting from a braided hose to the solenoid fee valve e The heat exchanger i
22. the System is less than 10 Once the last slave unit has attached to the system as in E above has finished then press the network button of the master unit for 1 second the User 1 LED should then flash red only The network is now complete User LED 1 13 M be Three position p l switch x me 1 ON e d eq ANTT 2 OFF dcc aD X S 3 Drain d ert pump only x A e du Y DIT Note The master unit must be configured first before the slaves are added as when the slaves are attach the water type and other properties are down loaded to the slave units so they do not need to be set up or have a configuration UCP board 1150634 fitted Network button for main board Power ON light lockout reset button 2 0 2 STARTING THE UNIT 2 0 2 1 STAND ALONE MASTER UNITS WITHOUT DISPLAYS Switch unit off on control and check unit isolator is off Remove outer casing and open control panel door via undoing the to M6 nuts on the left hand side under the door overhang Then set the demand input to 100 96 or set control jumper to full output Close control panel door Switch unit on at isolator and then on at control switch The left hand user LED 1 will change from a flashing red light to a constant red light then the unit should start to fill with water check visual flow from tundish pipe at back of unit Wait until right hand user LED 2 green light goes out When the user LED green light goes off then the burner
23. the doors apaNet 24 Check the internals of the unit and if the fibre board insulation is damaged or showings signs of degradation remove this also e Unclip and remove the base and lid there maybe a little residual water in the base so be careful when removing the base Now that the unit is completely stripped down all parts must be cleaned and stripped right down to clean metal Inspect the interior workings of the heat exchanger check for any deformation discoloration or cracking of welds e Most importantly inspect the copper coiled stainless tubes Check for any separation of the copper coil from the tube e Inspect the primary bare steal tubes through the omen H 1 J front cavity Check the tubes for any warp or buckling also any discoloration or degradation of the tubes e Ensure there is no oxidation around any point on the heat exchanger e Move to the casing base and check for any oxidation e Check all of the flying electrical leads around the casing base check for any splits or cuts in the insulation that show bare wire Also inspect the wires for heat degradation If there is any damage to the wire s they must be replaced cone vs Finned tubes Base 25 apaNet 4 4 REBUILDING Place the unit upside down on a bench Ensure the bottom of the unit is clean and free of grease and
24. the security circuit cables sharing the same conduit if practicable Use screened cable for all control and security circuit connections to minimise risk of electrical interference The screen should be grounded at the VAPANET end only See detail on page 7 NB The control signal should be connected to ground at the PCB by connecting either terminal 5 or 6 to terminal 7 Important note if the controller output is referenced to ground then the leg which is ground must be the one linked to terminal 7 1 7 2 Proportional Control The VAPANET Electrode Boiler LExxP models can all be operated by either a potentiometric signal a lonworks network signal or by one of 6 standard proprietary DC analogue signals Input signal Potentiometric control 0 5V 0 10V 0 20V Actually 0 18V not phase cut 2 10V 1 18V 4 20mA Ensure jumper J1 is in place Network Slave unit demand generated by Master Response 8 100 1 7 3 Control Signal Selection Selection of the control signals is done a part of the initial set up procedure using the keypad display For confirmation that the signal has been selected view the information window If the unit has not got a keypad then this is done on the configuration board 1150634 mounted on the main control board 1150630 using the jumpers provided The appropriate right hand link should be made to select the site feed water type and the appropriate left hand link representing the actual site
25. unit is not fitted H Se SP E e with a display then c f e a UCP1 configuration g 5 resistor is fitted on 8 lo s l 1 een configuration board alt IAS RC y CR4 s 1150634 which is KA 7 CR4 od Ly y plugged into CR4 LNY AN e UCP1 on the master unit UCP1 configuration fed 205 configuration ed my resistor O J AE resistor E 5 E Sx AN Eu PCB for Master or i p e PCB for Slave 1 to n i ho n 5 Slave unit with display JA z EE S Slave 9 units ja S el 29g ed PCB for master or 13 ede gas 5 PCB for tandem 1t0 T 5 3 E tandem with display i s tandem 9 J1 see section 1 9 1 Qe J1 see section 1 9 1 Qc Link if control 2 be Not required for ba signal is mA Y J slave unit J current only n ER 8E t Z a J5 8 J5 m m S S AB AB I g 3 g 3 o Uu o oe el e o in oj jojojojoj o J o EEPEPPPRTEPIPPTIo o teek tk EEE 1 amp Vapac PART No 1150630 g Vapac PART No 1150630 SS Alternative Network Expansion to additional Network compon Customers terminals within unit Remote Indications located on low voltage terminal rail CR6 gives the following remote indications as Volt free contacts Pin 1 Unit Run normally open Pin 2 Unit Run normally closed Pin 3 Unit Run Common Pin 4 Unit Alarm normally open Pin 5 Unit Alarm normally closed Pin 6 Unit Alarm Common VapaNet 14 2 0 Commissioning 2 0 1 1 Pre commission check Check flue conn
26. 46 SSUE A
27. 6 eB 3 LC JL ND NC C NO NC C S Mm NC C NO NC C eo eoo e CR5 oly 29 9 T 20 50 pl 0 0 00 cR6 M gc 1a 3 456 1 le J3 f4 ie a5 5885 Sslsess SEE DRAWING A4 LZA 54 sisme ly coy Go cos ALPS SHEET 8 DF 5 FOR FIVE Z 2 ge zm zo cs DON zs E aE eee alse eee ALTERNATIVE CONTROL SIGNAL 3 F E z la l la a la INPUTS ONTO TERMINAL 1 8 OUTLINE OF CONNECTION amp gk R ZEEE EE BOX FITTED TO BASE 4 z z k a mp FRAME ON OUTSIDE OF P PR m See lp GAS FIRED HUMIDIFIER 8 P7 FRE 2ZRB Z ot E e E I I ven C 2 amp Rev No Revision note Date Dr n Ckd F FOR CABLE REFERANCE SEE S lt C CONDUCTIVTY PIN REMOVED April 08 RW TABLE UN SHEET 5 of 5 B DI 5 7 MODIFIED RUN AND FAULT CHANG JAN 03 RW F IN DOUBT ASK TIERS AH i eT E Ea UE Bane Vapac Humidity Control Ltd ITLE AL on EB 2002 r cM GFH f A P z Fircroft Way Edenbridge VAPAC GAS FIRED HUMIDIFIER SCALE gt NTS L GE L AND MOTHERBUARD INPUT AND DUTPUT ee KENT 8G 6EZ ENGLAND GEM RATION SHEET No 3 OF 5 HONE 44 0 1732 86344 DOE d ONE F440 1702 800447 DRAWING No A4 LzA 546 3996 gt 8 VapaNet 99
28. BLUE e CORE Black PVC DRAIN PUMP NEUTRAL SA amp SB 0 75 mme Green Yellow 29 CORE Grey PVC OV EARTH CONTROL SUPPLY 0 75 mme 1 Black o CORE Grey PVC 9V AC CONTROL SUPPLY 0 75 mme 2 Black 3 CURE Grey PVC 24V AC CONTROL SUPPLY 0 75 mme 3 Black 3 CURE Grey PVC OV BURNER FAN SUPPLY 0 75 mme 3 Black 3 CURE Grey PVC 24V BURNER FAN SUPPLY 6 0 73 mme Green Yellow 2 CURE Grey PVC ot Used 0 75 mme 1 Black e CORE Grey PVC WATER FEED VALVE 24V 0 75 mme 2 Black 2 CORE Grey PVE WATER D VALVE 1 0V 0 75 mme 3 Black 2 CORE Grey PVC WATER FEED VALVE 2 0V 0 735 mme 4 Black 2 CURE Grey PVC HIGH TEMP STAT 0 75 mme 29 Black 2 CURE Grey PVC 9V STAT AND FLUAT SWITCH D 3 mme 6 Black 2 CORE Grey PVC UPPER FLOAT SWITCH IN 0 723 mm2 7 Black 2 CURE Grey PVC UPPER FLOAT SWITCH OUT 0 75 mme 8 Black 2 CORE Grey PVC OWER FLOAT SWITCH OUT 0 75 mme 9 Black 2 CORE Grey PVC BP ose 0 Zo mme 10 Black 2 CORE Grey PVC IT ORE Zo mme 1 Black 2 CORE Grey PVC JT USED 7 0 75 mme Green Yellow o CORE Grey PVC FAN C R GROUND 0 73 mme 1 Black 2 CORE Grey PVC OV EARTH FAN SUPPLY 0 75 mme 2 Block 29 CORE Grey PVC 24V AC FAN SUPPLY 0 75 mme 3 Black S CURE Grey PVC FAN CONTROL PW 0 75 mme 3 Black 3 CURE Grey PVC FAN CONTROL HALL SIGNAL 8 0 75 mme Green Yellow 8 CURE Grey PVC EARTH 0 75 mme 1 Black 8 CURE Grey PVC GAS CONTR BOX NEUTRA 0 75 mme 2 Black 8 CURE Grey PVC CONTROL BOX CONTROL LIVE 0 75 mme 3 Black 8 CORE Grey PVC CONTROL BOX LIVE SUPPLY 0 75 mme 4 Black 8 CORE Grey PVC GAS CONTROL BOX LOC
29. E Pope dede doe deceased nn 5 1 3 General layout of urill 5 9 i on Rie REP Ste TIER sage eT Rte dead 7 1 5 Plumbing Considerations cde diee eee de deeem t dae eds 8 1 5 1 Cold water supply ninii ee opened edecetes dee teste peo dens 8 1 5 2 Dralniconriectlon 5 25 2 hee eno A bec innu 8 1 6 Electrical Connections s iion td oc e edens 9 1 6 1 Termination Onto Bilbo 2222 a P redde crece lem exor Lee edt eed nd deve Het ex eh 9 1 6 2 Power Supply Connection rennen nennen 10 16 3 Femote indiCatiOna i ee e eiecit He etd d ettet ups 10 1 6 4 Gable Entry ProvisiOn 2s iti ierit Leer o eee ete ete ie Piae Ere Rec 10 1 6 5 Vapac Control Circuit Transformer sese nennen 10 1 6 6 RDU Connection eicit iii grece der dee Ho tede Ded Bend cane dedere dete Ee Te 3r edades 10 14 Control Circuit Connections ien irn Lo SUE rU RED di Ten 11 1 7 1 Control Circuit Wiring J5 5 4 erred e itc eoe di e tees 11 17 2 Proportional Control 5 3 egies vega ede ios posted re erige ie rediere e eee A 11 14 3 Gontrol Signal Selection 1 erae tree a iari 11 17 4 On OTf Gontrol ohne die in te eed etes ecd 11 1 7 6 Security Circuit E P O Shutdown seen ren 12 17 7 Load Shed Option ee Ee tette rt dose Sele et aie 12 1 58 Master Tanderm System diede bete eiecti tie ina 13 2 0 COMMISSIONING is uo etm tegi tee die epe een et e eer eines edge d
30. KOUT 0 73 mme S Black 8 CORE Grey PVC GAS LOCKOUT SET 0 79 mme 6 Black 8 CURE Grey PVC GAS CONTROL VALVE RUN 0 75 mme Black 8 CORE Grey PVC GAS CONTROL BOX NEUTRAL 94 amp 9B 0 5 mme RED 2 CORE SCREENED Grey PVC NETWORK OUTPUT CABLE 0 5 mme BLUE 2 CORE SCREENED Grey PVC NETWORK OUTPUT CABLE 10 05 mme BROWN 2 CURE Black PVC NETWORK CONTROL TD DISPLAY 0 5 mme 3L UI 2 CORE Black PVC NETWORK CONTROL 0 DISPLAY 11 0 5 mme BROWN 2 CORE Black PVC 9V SUPPLY CONTROL TH DISPLAY 0 5 mme BLUE 2 CORE Black PVC OV SUPPLY CONTROL TO DISPLAY le 0 5 mme Blue 4 CORE Black PVC Top float switch NO 0 5 mme Yelloy 4 CORE Black PVC Top float switch common 0 5 mme Green 4 CORE Block PVC Bottom float switch NO 0 5 mme Re 4 CORE Black PVC Bottom float switch common 13 0 5 mme BROWN e CUR k PVC 220 240 VOLTS TO TRANSFORMER 05 mme 3l t up k PVC NEUTRAI TRANSFORMER N 0 9 mme Bl SING 220 240V Neutral eu 28 0 5 mme Black SING 220 240 VOLTS AC ie qe 0 5 mme Pink SING 24V AC CONTROL a c ue 0 5 mme Violet SING OV EARTH FOR 9724 AC CTL 2G 9 0 5 mme White SING 9 V DC CONTROL 4 79 0 5 mme Re SING tOV DC SUPPEY 30 49 0 5 mme Black SING OV DC SUPPLY Vapac Humidity Control Ltd TITLE zeal EF he neis peii AM ey NE aA VAPAC MAIN PDWER SUPPLY TD GAS FIRED e SETS A Fircroft Way Edenbridge HUMIDITIER SHOWING CONTROL TRANSFORMER SCALE NTS KENT TNS oi ENGLAND AND DRAIN PUMP CONNECTIONS SHEET No 5 OF 5 N fen wi PHONE 44 0 1732 863447 DRAWING o A4 LZD 5
31. These instructions contain operating information and should be left with the unit Vapac Gas fired Humidifier Units type B and C Commissioning amp User Manual Edition 2 1 For use with Software version 9 0 and subsequent issues VapaNet WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property damage personal injury or loss of life Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS e Do nottry to light any appliance e Do not touch any electrical switch do not use any phone Follow the gas supplier s instructions e f you cannot reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or gas supplier Installation in countries covered by EC Directives This product will meet the requirements of the Low Voltage Safety Directive 73 23 EEC and the EMC Directive 89 336 EEC when installed in accordance with the instructions contained in this manual Failure to comply with these instructions may invalidate the manufacturer s warranty or any certificate declaration of conformance requested to be supplied with the unit VapaNet 2 Contents Tal Positioning the Vapac o ote cha Eie eiecit D De ki eed Mes ere Dua Lance states 4 1 2 Technical information cortice cte ie Eee tede uz d
32. ain supply to unit on then select set up from the display window please refer to the gas fired unit display manual set the control signal type the water type and the units required for display Then Logon at Service engineer level select Service then Unit Constant output and set for 10096 press OK then select duration set at 60 minuets press OK Then Initiate press and press yes Then follow procedure in 2 0 2 1 paragraph two onwards Once the unit has been set up to revert back to auto control set the duration to 0 Press OK and the unit will return to Auto Note to check minimum duty on a P control unit set the constant output to 1096 2 0 2 3 Start Restart If the unit reaches a lock out state when it tries to start up this could be due to a number of reasons 1 The gas pipework may not be purged properly 2 There may be no gas reaching the burner e g there maybe a valve turned of still somewhere 3 Oneofthe leads to the burner plate may have come off or could be damaged Check the burner leads the spark earth and the ionization probe leads for damage or bad connection to the burner plate and control box 4 The ceramic insulation around the burner probes may be damaged and causing the ignition probe to arc onto the wrong point and not igniting the gas 5 The burner ignition and earth probes may be in the wrong position causing the spark to be too far away or too close to the bed where the optimum gas concentration for ig
33. anel label and description NETWORK LED RED NETWORK BUTTON USER LED 2 RED GREEN USER LED 1 RED GREEN or AMBER or AMBER Humidifier NOT USED OFF Shutdown mode HEAT EXCHANGER HIGH Humidifier TEMPERATURE TRIP Online Demand present cylinder operational o x E 4 BURNER LOCKOUT Standby T TES No Demand Signal HEAT EXCHANGER M EMPTY NO WATER ey Drain Fault SAFETY RELAY gt 5 X SE INTERLOCK FAULT Feed Fault S M de Service Interval Expired OR T Use with LRO unit Conductivity Sensor Fault IN QUA For information on setting up a system with a Vapanet Reverse Osmosis unit please see the documentation supplied with the Service Routine Periodic Manual A S7 LRO unit Auto Flush Drain In Progress PNN The following light sequences may also appear on the LR unit fascia if an LRO unit is supplying the feed water supply Service Routine Periodic Manual e 5 eT User LED 1 Sequence Meaning Auto Flush Drain Complete ie Amber off Green off LRO in Shutdown Mode Switched off or EPO security circuit open Amber off Amber off Green LRO unit not responding LR unit Fault relay will Constant Output Active Full Output via UCP3 Master Only make Amber off Amber off Amber LRO unit in Fault off Green condition LR unit Fault 3 2 Other Options relay will make All selectable
34. between terminals 11 amp 12 will want activate the load shed software routine which will High Limit High Limit inhibit the operation of either the unit or in the case of Hygrostat yg twin cylinder units unit or just the 2 cylinder This will limit the power used during peak supply periods If this option is selected the fan interlock airflow switch and or high limit hygrostat should be wired into terminals 9 amp 10 with the EPO switch if fitted as per the drawing on the far right It should be noted that selection of this option will mean that frost protection cannot be utilized Load Shed Please note that if a display is connected to the unit DI1 Control Option must be set to the following Single cylinder units Load shed Twin cylinder units either Load Shed Cyl 2 or Load Shed Both 13 VapaNet 1 7 8 Master Tandem System For larger duties VAPANET Gas fired units can be interconnected and arranged to operate from one proportional signal as a Master tandem system The system allows up to 10 cylinders to be linked in this way The tandem units will all be on off units The master unit to which the proportional signal is connected can be on off but will preferably be a proportional unit To configure a system ensure that the control signal is zero disconnect the control signal or switch the units off at the front panel switch Press and hold the service pin on the
35. board 1150634 has been fitted and the two jumpers one for control and the other water type are in the correct position If the unit is a slave or has a display fitted then the configuration UCP board 1150634 is not required but a resistor should be fitted across input 8 See page 13 for details Note when setting the water type please refer to the table 4 in section 1 5 2 page 8 Check the quality of the water supply to the unit by ether taken samples and testing or getting the water provider to give the water quality report Use 8mm triangle key and turn catches 90 anti clockwise open Electrical terminal box Lift bottom of clip up then pull top of clip away from hook so cover is free to be lifted 1150634 UCP configuration board fitted to master units without display only board 1150632 Fan speed control and power supply board CONTROL TYPE SUPPLY WATER TYPE Network or slave Not used Full output Not used Potentiometer pot Not used 4 20 mA Pot High Conductivity 0 20v Pot Medium Cond 1 18v Pot Low Conductivity 2 10v Softened 0 10v De ionized 0 5v De mineralized iar Eris iet R Resistance Input 8 Thermistor temp UCP 1 Unit size Resistance Input 7 Resistance Input 6 UCP 1 Water tvoe UCP 3 Control type 10 11 12 13 14 15 16 16 15 Check voltage tapping on transformer primary is correct for supply voltage Factory set 230 volt for supply
36. change from flashing amber to flashing red this will now indicate that the configuration set up has been cleared and will require action 15 to be repeated When the button is released the user LED s will stop flashing amber and start flashing red green amber this will indicate that it is in a configuration state The slave gas fired units must be attached to the master in the order of capacities with the master having the largest capacity then the first slave must be equal or less than the master the second slave must be equal or less than the first slave etc Attach the first slave unit to the master by press the network button on the main control board of the first slave for 1 second wait for the User 1 LED light to stop flashing red green amber on the first slave unit Once this has stopped and the User 1 LED flashes red move to the next slave unit Press the network button of the second slave unit for 1 second wait for the User 1 LED light to stop flashing red green amber on the second slave unit Once this has stopped and the User 1 LED flashes red move to the next slave unit Repeat E for the remainder of the slave units to be added to the system Once the master has seen ten gas fired burner units on the system it will automatically after the tenth one is attached come out of configuration mode and the User 1 LED will flash red no other units can be attached to the system OR If the number of slave gas fired units on
37. conds lid may be re fitted to the unit and then mains power restored The appliance will then perform run as normal again NOTE the unit will not disengage from the service environment unless mains power has been taken away and then restored to the unit 22 Major Service 1 The unit will display the normal service prompt on the Screen 2 When the service is initiated the unit will drain as in the minor service routine 3 Once the unit has drained a Thermal Shock Wash will be performed The Thermal Shock Wash enables the unit to rid itself of build up with the heat exchanger pipework by firing the burner for 10 seconds the pipework will expand and the limescale build up will crack off 4 The unit will then be filled to the top and drained again to release all of the sediment 5 The unit is then filled again once more this is held for twenty minutes then drained 6 The service routine has now been finished All that is needed now is for the unit to be disconnected from the mains and visually inspected as in the minor servicing routine 7 Once the unit has been inspected and the casing lid replaced the unit can then be turned on again and normal operation can be resumed NOTE if you choose not to service the unit immediately Escape from the Service Start screen to let the unit continue running The User Led 2 will continue to flash green letting the user know that the unit is due for another service but
38. control signal should be linked using the jumper plugs provided 1 7 4 On Off Control Vapanet models can be operated by a single step humidistat which has Volt free contacts select control option Pot 11 VapaNet GE T UCP configuration resistor Jumper J1 should be fitted if control signal is 4 20 mA TETRI oom H wN no 1 93 i Vapac PART No 1150630 DC 0 20 4 20 Ma POTENTIOMETRIC VOLTAGE CURRENT CONTROL CONTROL CONTROL min 135 Ohms Max 10 000 Ohms NOTE FOR CURRENT INPUT ONLY JUMPER J1 ON THE 1150630 CONTROL BOARD MUST BE LINKED Vapac part no 1150634 Newer db m dp o Fulop iib ap pe dD n o db 220m VED T UCP1 m dip high ox O m dD Pot medium aas dO T m dD Pot low Dov dp oO o ED Sotera oA dib dip Deiro sh Deni HYGROSTAT WITH VOLT FREE CONTACTS max RESISTANCE OF EXTERNAL CONNECTION 100 Ohms VapaNet ie 1 7 5 Sensing Head The units are designed to operate using a sensing head supplied by Vapac Humidity Control Ltd which should be connected as shown below Other propriety sensing heads which give a DC signal may also be used providing the control signal is connected to control terminals 5 amp 6 and the sensing head is powered externally from the unit AN iN oO RM ag 11 12 If Frost Protection is required do not connect the thermistor input from the sensing head to control terminals 1 amp 2 which should be used to OOOOQ Vapac connect the
39. dirt Distribute a thin and even bead of Loctite Gasket Sealant 9130047 around the base of the unit Fig 17 Place the rubber gasket GFH 40 4 over the top of the base of the unit Fig 18 Again distribute a bead of gasket sealant on the gasket as shown in Fig 21 using the same method as before The final product before fitting the base Fit the base of the unit into place making sure the pump connection is facing to the front of the unit and clip into place Place the unit upright and perform the same procedure for fitting the lid of the unit in place Fig 24 If the internal insulation has been removed the cut the internal insulation to size from the Fibre board as per drawings GFH 80 and GFH 80 Clean the internals of the unit making sure there is no grease or foreign matter inside the unit To fit the internal insulation High Temperature Red silicone 9130048 is used to fix the Superwool insulation to the walls securing clips are then bent up to secure the board into place Distribute and even bead on the back of the insulation and place in its correct position Refer to Fig 28a for the correct position of each part Fig 28a uses a cutaway view for improved clarity Fig 26 Insulation must also be placed on the openings where the doors are This insulation is held in by clips and needs to be trimmed so that it wedges into place as shown in Fig 29 and Fig 30a To fit the inspection doors the same procedur
40. djustment setting esses sess 8 Vapac Humidity Control Limited reserve the right to change the design or Specification of the equipment described in this manual without prior notice Made in England by 0410210 Nov 2005 Vapac Humidity Control Ltd Printed in Great Britain Important Installation Points Read the instruction and recommendation in manual carefully to ensure proper installation and keep this manual in a safe place The unit must be installed to comply with national regulations and or codes of practice A qualified electrician must carry this out Ensure at least 1000 mm clear front access to the electrical panel and burner of the cabinet Do not locate the cabinet where the ambient temperature around the unit could exceed 45 C or fall below 5 C e g an unventilated roof mounted enclosure see minimum space ventilation requirements page 4 Do not locate the cabinet where a ladder is required for service access as this could make servicing the heat exchanger or its removal hazardous Make sure steam line s have adequate slope min 12 for condensate drainage and use condensate separators if the pipe is lower than the unit see page 13 Provide adequate support to prevent sags developing in flexible steam lines which can fill with water and create a trap Important Electrical Connection Items Before commissioning the unit check that all electrical power connections including tho
41. e check the flue CO output within the flue discharge corresponds to the value given in the table x Adjustment to the flue s CO can be made on the screw on the control gas valve shown opposite Then check gas rate for correct duty of unit Once the burner has been set up the unit can be turned off at the control switch then the main isolator The two jumpers one for the control voltage the other for the water type can be set to the correct type The control panel can be closed up and the two M6 nuts tighten to seal the control panel door closed Then the outer coverlid can be put back on and clipped closed VapaNet Burner Full fire gas output orifice air control screw for setting intake burner CO2 Gas output test pressure point Gas input test pressure point Factory set valve operation range differential control setting Don t adjust Table 5 Set maximum output duty to CO adjustment setting kg hr CO2 5 8 5 7 5 8 6 10 8 7 12 5 8 8 15 8 9 17 5 9 0 20 9 1 22 5 9 2 25 9 3 27 5 9 4 30 9 6 32 5 9 6 35 9 6 NOTE when adjusting the CO The procedure is different for the 0 30kg unit and the 80kg unit The 40 80kg unit gas valve needs to be set up to give a CO value of 9 7 at 100 demand For the 0 30kg unit refer to Table A for the percentage CO depending on the duty required VapaNet 18 2 0 2 2 STAND ALONE MASTER UNITS WITH DISPLAYS Switch m
42. e measured from drain water out of cylinder is below 250 ppm For water flow rates and consumption please refer to section 1 2 technical information Water connection to the unit should be via the 1 BSP female isolation valve provided with the unit at the front the valve has a blue handle Gas supply pipe to be connected into 34 BSP female gas isolation valve supplied as part of Gas Fired Humidifier Electrical connection terminal box for all mains supply and control cables for the Gas Fired Humidifier unit Table 4 Water type setting and default drain DD times Do periodically check and clean condensate tundish by removing and flushing through with water Note the unit must be set for the correct water type to prevent scaling or foaming as per table 3 Do s Gas pipe work must be installed connected and tested in accordance with the CORGI code of practice and by a CORGI qualified engineer Water supply pipe to be connected into 2 BSP female water isolation valve supplied as part of the Gas Fired Humidifier Condensate drain connection onto 1 BSP male elbow from external tundish Elbow and tundish supplied with Gas Fired Humidifier Condensate pipe from tundish to run to gully or drain point with a full greater than 7 Water Type Conductivity Chlorine Run Interval DD period DD period range uS level ppm between DD 6 30Kg hr 6 30Kg hr u
43. e engineer may need to consult it during installation or servicing in the future Do mount the unit on the floor as close to the steam distribution pipe s as possible Do ensure adequate front access to the electrical and gas burner min 1000 mm Do ensure adequate ventilation for combustion and to unit for control panel max temperature of operation 45 C Do Check with code of practice and qualified engineer the standard of installation require for location of heat exchanger i e type B for ventilated plant room or type C for most other areas Do ensure if unit is a type B and take air from the space there is adequate ventilation within the space to feed unit in accordance to building regulations codes of practice Do check the appliance data plate and technical information tables conforms to the water supply mains electrical and the type of gas supply to your building Don ts Don t mount the unit close to sources of strong electro magnetic emissions e g variable speed lift motor drives kVa transformers etc Don t mount the unit in an unventilated enclosure Don t mount in a position requiring ladder access to the unit Don t mount the unit behind a false ceiling wall or other situation where an unusual malfunction e g water leak would cause damage Don t install this appliance a damp environment or close to equipment which spray water or other liquid Don t mount the unit in an area which will be hosed
44. e is used for each side as described below Distribute a thin and even bead of High Temperature Silicone around the inspection door Fig 30 this ensures an airtight fit Place the door on to the side of the unit and screw into place as shown to the right using M6 screws 4100381 M6 Spring Washers 4120106 and M6 Flat Washers 4120076 Fig 30b apaNet 26 The insulation that surrounds the unit must now be fitted The foil backed Rockwool insulation must be cut to size using the templates provided The template number and its corresponding position are shown via the legend and a key number The Legend provides the position and orientation of each piece of insulation on the diagram provided The insulation itself is fixed to the unit using Bostick Adhesive Follow the instructions on the tin Any joins between panels are covered with foil tape At the corners join the neighboring insulation part using pig tail screws for a more secure structure Template No GFH 80 27 1 GFH 80 27 2 GFH 80 27 3 GFH 80 27 4 GFH 80 27 5 GFH 80 27 6 GFH 80 27 7 GFH 80 27 8 GFH 80 27 9 GFH 80 27 10 GFH 80 27 11 GFH 80 27 12 GFH 80 27 13 GFH 80 27 14 OONDOARWND 3 and 4 are on the front of the unit and cannot be clearly shown er VapaNet 3 0 Wiring diagrams
45. ecr este dus 14 2 0 1 Pre comimisslon Check uii i E LUE eene dr din pei edet DE END La DOT D ladehs 14 2 0 1 2 Master slave set Up cii decet erede rint dic rene pede eterne Dee 16 2 0 2 1 STAND ALONE MASTER UNITS WITHOUT DISPLAYS eene 17 2 0 2 2 STAND ALONE MASTER UNITS WITH DISPLAYS sssseeeeneeens 18 2 0 2 3 SIatU RFBSIatt EA eae a teda edd ved ded set ded ied eve eod 18 2 4 OPERATION NOTES erede E ere e ege aee ede eov ee 18 3 0 User LED E 19 3 1 Display panel label and description ee eee eee e eee ceeeee tees tees eeeneeeeeaeeseeeeteneeeeaeeeeeeeeeee 20 3 2 Other Optlons shai sae ete ence ed acdsee phils alee le eels 20 4 0 Servielig lo io e OR Bee ER ie aedes 21 44 MINOr ServiCe eei ete ne ie Eo eet d i E iad ee EA D Le EE pe En eet 21 4 2 Major SelVICO o r ien ede Dio Mise due Ne ae CREE Do eds 22 4 33 Major Overhaul inerti deze tret adagia e erepto eigene tand dangina 23 4 4 REBUILDING is iiti c trei rere ERG RU ERREUR e n E dens 25 3 0 Wiring diagtatms nn Senen acide dece Set dines 27 Tables TABLE 1 Gas fired humidifier gas types 2 0 0 0 cece eee eee eee MH 4 TABLE 2 Technical DATA eresie senesi iaeiei ren reve deta UEa EA EEEE i E a 5 TABLE 3 Connection details 1 2 prote vedas ass eden de ai i Sia a e E uM anada 6 TABLE 4 Water type setting and default drain DD times esee 8 TABLE 5 Set maximum output duty to CO a
46. ection onto unit is air tight and the flue is installed correctly as per installation instructions Check steam pipe is supported and connected onto the unit correctly as per installation instructions and that there are no steam traps or isolation valves fitted onto pipe Check that the electrics are terminated into the unit correctly and that a fused two pole isolator switch is within 3 meters of the unit Switched isolator OFF Remove outer casing top section by pulling up the two clips on the lower front of the unit and turning the four quarter turn screw locks anti clock wise Use the two handles on cover to lift the back of casing top section vertically up as casing is lifted check control panel drops into cradle Then remove cover once cover is removed See detail opposite Check that all electrical connections to the main connection terminal box are correctly made and that the control signal type has been terminated correctly to the unit see section 1 9 1 for terminations details and check terminals are tightened Open control panel door by unscrewing the two M6 nuts and hinging the door open check all relays are securely in their relay base and all cables are terminated tightly Check main control board terminals are plugged in firmly to board Also check jumpers J1 J6 are in as required in section 1 9 1 If the unit does not have a display and is a stand alone or master unit check that the configuration UCP
47. ed circuit when running on line If the fault signal is wired across 542 and 544 the contacts will be open circuit on no fault and close on fault condition The VAPANET provides the fault warning as either a acontinuous signal b an immediate flashing signal for Stop condition Notes 10 Note for computerized building management systems using the keypad the flashing signal can be changed to continuous to avoid unwarranted print outs 1 6 4 Cable Entry Provision Cable glands must be used to ensure cables are held securely at the entry position Gas fired units are supplied with terminal connection box that has knock out for cable entry for cable gland 1 6 5 Vapac Control Circuit Transformer The internal control circuit of the Vapac unit operates at 24Vac the transformer secondary is set at 24V As standard the Vapac VAPANET includes a transformer with alternative primary winding options 200V 230V 380V 415V and 440V and requires on site adjustment to match it to the Voltage connected to Vapac terminals A1 and A2 The transformer also has a 9V secondary tapping which provides power to the VAPANET 1150630 PCB Important The Vapac transformer must NOT be used to power other equipment or the warranty will be invalidated 1 6 6 RDU Connection Units up to 30 kg h can be connected to a remote mounted Room Distribution Unit Terminals 25 amp N provide a 230 V supply for the fan motors in the R D U 1
48. ey PVC EARTH 0 75 mme 1 Black 2 CORE Grey PVC eutral 0 75 mme 2 Black 2 CURE Grey PVC ve Supply 0 75 mme 3 Black 2 CORE Grey PVC REMOTE FAN START 0 75 mme 4 Black 2 CORE Grey PVC UNIT FAULT RELAY COMMON 0 75 mme S Black 2 CURE Grey PVC UNIT FAULT RELAY N C 0 75 mme 6 Black 2 CURE Grey PVC UNIT FAULT RELAY ND 0 75 mme 7 Black 2 LORE Grey PVC UNIT RUN RELAY COMMON 0 75 mme 8 Black 2 CORE Grey PVC UNIT RUN RELAY NC 0 75 mme 9 Black 2 CURE Grey PVC UNIT RUN RELAY NO 0 75 mme 10 Black 2 CORE Grey PVC UT USED Zo mme 11 Black e CORE Grey PVC T USED 2A amp 2B Zo mme Green Yellow 2 CURE Grey PVC EARTI 0 75 mme 1 Black 2 CORE Grey PVC THERMISTOR INPUT 0 75 mme 2 Black 2 CURE Grey PVC THERMISTOR INPUT 0 75 mme 3 Black e CURE Grey PVC eg DD SUPPLY 0 75 mme 4 Black 2 CORE Grey PVC AI 1 Ref SIGNAL 0 75 mme 9 Block 2 CORE Grey PVC AI 1 VOLT OR mA INPUT 0 75 mme 6 Black 2 CORE Grey PVC OV EARTH SUPPLY 0 75 mme 7 Black 2 CORE Grey PVC 5V DC SUPPLY 0 75 mme 8 Black e CORE Grey PVC 24V INTERLOCK QUT Zo mme 9 Black 2 CORE Grey PVC 24V INTERLOCK 0 75 mme 10 Black 2 CURE Grey PVC LOAD SHED IN 0 79 mme 11 Black 2 CHRE Grey PVE LOAD SHED OUT SIGNAL 3 0 75 mme Green Yellow S gt CURE Grey PVC EARTH 0 75 mme 1 Black o CORE Grey PYC FRANSFORMER NEUTRAL 0 75 mme 2 Black 3 CURE Grey PVC TRANSFORMER POWER ON 0 75 mme 3 Black 9 CURE Grey PVC TRANSFORMER LIVE SUPPLY 0 75 mme 3 Black 9 CURE Grey PVC HT USED 4 Oo mme 3RUWN e CORE Black PVC JRA UMP LIVI 0 5 mme
49. fan will start and run for 40 seconds pre purge After 40 seconds the spark igniter will start and the gas valve will energise once the ionisation probe has sensed a flame the spark igniter will switch off If the ionisation probe does not see a flame within 5 seconds the spark igniter and gas valve will switch off then wait 10 seconds try again That is the spark igniter and gas valve will energise for 5 seconds if after a further 5 seconds the ionisation probe has not seen a flame the unit will lockout When the gas valve is open or energised the gas fired PCB control board receives a run signal If the ionisation probe senses a flame within a 5 second ignition period then the burner control box will continue to energise the gas valve This in turn will allow the gas fired PCB control board to run the fan at start speed for a further 90 seconds after the burner has lit This allows a cold unit to heat up slowly and allows stable condition before the fan runs at the demand output The Unit Configuration Plug on input 8 of the control PCB sets the required output of the gas fired unit This will control the maximum fan speed and hence the output duty of the burner When the unit is running at full duty check water feed valve periodically energises to fill humidifier and switches off on a continuous cycle during the operating time Once the unit has been running at full duty for 10 minutes the unit will be at its optimum operating temperatur
50. master control PCB until the user LED s flash amber release and check that the LEDs flash red amber green if not repeat the procedure Then press the service pin on each of the tandem control PCB s in the order that they are required to operate the tandem user LED1 will flash Green amber until it is configured once the light goes out or flashes red off proceed to the next tandem If units of different capacity are used ensure that the master is equal to or greater than the capacity of the tandems and that the largest capacity tandems come on before the smaller capacity units Once this process is complete confirm the fact by pressing the service pin on the master PCB until user LED2 goes green this step is not necessary if all nine tandem cylinders are configured NB The total cable length of the network using the cable recommended by V H C L Our part number 8040251 is 500 m and it should be assumed that there is 1 m of cable in each unit of the system including the master E na Vapac V ov 1 9 Display amp Keypad l XXXXXX XXXXXX A pz XXXXXXXXXXXXXXXXXXXXXXXXX 9 Optional 2 XXXXXXXXXXXXXXXXXXXXXXXXX 9 o 2 3 pa XXXXXXXXXXXXXXXXXXXXXXXXX al g l t E DURANTE T L Bae i 3 x o 8 mmu i EN p Ec Qa filio La Network Coms Config 1 Indicator button p 5 o 5 EAN ET JOE OLEY N COSO00 305 SENT Na Ser SRS 3 lg a T 3 l z H If
51. nition is situated 6 ANY OF THE ABOVE PROBLEMS MUST BE ATTENDED TO BY A QUALIFIED GAS ENGINEER FAILURE TO DO SO COULD RESULT IN AN UNSAFE AND POSSIBLY FATAL SYSTEM 2 1 OPERATION NOTES When unit is running check for foaming If unit starts to foam decrease the periodic drain interval time until the unit stops foaming between drains Using a display and login at Engineers level is the only way to adjust the periodic drain time After the unit has run for some time check the condensate drain from front tundish water conductivity is not above 2000 uS If it is then decrease the period drain interval time Also check the drain condensate water is 300 ppm chlorine If it is higher than 300 ppm then decrease the periodic drain interval time If the conductivity after 48 hrs of running is less than 1200 uS the unit is not foaming and the chlorine level is low then the periodic drain interval can be increased if required For adjustment to units that do not have displays this can be done by a Vapac engineer using a remote hand held display to set the unit perimeters Check connections are secure and ceramic is undamaaed Check connections are secure and control box is seciirely in nlace Dimensions for Ignition Probes mm E Earth Probe S Starter Probe lonization Prahe 3 0 User LED 19 VapaNet 1 User LED s provide an indication of the condition of the humidifier 2 During the initialisation pr
52. nits units De mineralised water 10 0 48 hours 36 sec 60 sec De lronies lt 50 0 24 hours 36 sec 60 sec Softened lt 100 0 30 min 36 sec 60 sec Pot Low conductivity 50 300 20 100 2 hours 36 sec 60 sec Pot Medium conductivity 50 500 20 150 1 hour 36 sec 60 sec Pot High conductivity 500 gt 150 20 min 36 sec 60 sec The above table gives the factory setting for default drain times with each setting of water types The water type must be set in accordance to the conductivity and chlorine measured or obtained from the water provider 1 6 Electrical Connections Important Power Connection Information Vapac 24V and 9 V secondary Transformer Primary supply connections Vapac units can be wired to allow connection to alternative site Voltages Make the following simple checks before connecting the power supply Move the RED connection on the VAPANET transformer primary winding circuit to the position marked with the supply Voltage that is to be connected between VAPANET power terminals A1 and the neutral N The transformer primary circuit terminal positions are clearly marked 200V 230V 380V 415V amp 440V If voltage other than 220 240 are used the 24 volt secondary transformer 150 VA must be changed to mach the primary voltage 24 V a c Control circuit 3 15 A 20 mm F Quick blow fuse Pt No 1080096 mounted on VAPANET Echelon PCB Pt No 1150630 9 V a c PCB Circuit 1A 20 mm F
53. o II I ae CRI 12 1314 15 16 Violet 51 E gt o8 35 B Mele N IN C E Pink 5e 4 1 2 4 5 6 7 8 9 10 1112 3 mp a4 Control Fuse o Pink 93 E O Violet 54 Pink 55 X o T In ol al a mo m oO a ala oe pat 5 Y Pink 56 TO SHEET Z X 2 e 2 ai 2 ef i l l S A 4of5 Uf Uf a afaa uf cu qa a RA li Brown 9v AC Fused Supply cs e Violet 57 3 cm D F amp in A 11 Blue 0v AC Fused Supply JF ue Pink 58 CONNECTION 1 f Hi E Be MOU OOO LT 9 e 10 Brown NETWORK CABLE g2 o Violet 60 Y A IX al 10 Blue NETWORK CABLE E i Pink 6l SEU USUS aes wo o BLOCK 3 a o EEI s 7 no n gt n ox id bo ba n a o B CQ 9 m ol mo om amjemniec miomioainm en CR1 Net cy ls e cu cu cu uj a ujaj auj cu cu cu m v 0v DISPLAY PCB BOARD D NE llt Part Number 1150631 1O YO lvo CR4 i eB e DISPLAY ONLY WIRED m IF FLT TED 23456789 3 SH CREL uo p 2B 5 KEYPAD FUR DISPLAY lt f B i 28 4 Part Number M 30012 e bs ra 28 7 48 m Vap ac Z log 2B 6 si Black 67 Clear Window 2 SEE DRAWING 2 i 978 28 e No A4 LZD 546 ee 3 SHEET 3 OF 5 aS r FOR CONNECTIONS TECHE Pe is ERBDAR T C12545678 L FOR CABLE REFERANCE SEE TABLE 2 ON SHEET 5 of 5 Rev No Revision note Dote Deyi Cka e CONDUCTIVITY PINS REMOVED April 02 RW IF IN DOUBT ASK i e Ly TI E E cn oN vapac Humidity Control Ltd TEE ae ae ae F C E F GFH Fircroft Way Edenbridge VAPAC GAS FIRED HUMIDIFIER SCALE NTS Sei Hen
54. ocess the User LEDs can be in one of the following states User LED State Description RED Flashing RED AMBER Flashing 2 second period 2 second period Unit initialising If remains in this state then unit does not a valid UCP1 fitted UCP 1 valid For units fitted with a configuration board the UCP2 and or UCP3 are not being detected RED GREEN Flashing 2 second period User LED 1 RED AMBER GREEN User LED 2 OFF UCP1 valid For units fitted with a display the unit requires site set up This state does not occur if the unit is fitted with a configuration board Unit in configuration set up mode as instructed from the attached display node User LED 1 amp LED 2 RED AMBER GREEN Invalid configuration UCP2 3 Prior to the start of the initialisation process the LEDs will flash Green Red Amber repeatedly for 10 seconds to check that the LEDs are operation correctly Once this has completed User LED 1 refers to cylinder 1 while User LED 2 refers to Cylinder 2 For combinations of LED 1 and LED 2 being off RED or RED Flashing refer to following table User LED 1 User LED 2 Description OFF OFF Cylinder 1 in shutdown Or Cylinder 1 in standby OFF RED Flashing Cylinder 1 in standby 1 second period RED OFF Cylinder 1 Online Flashing Variable The variable period is determined by the demand signal for cylinder 1 as follows Period or RED Cylinder 1
55. on end of the cable the other end screen cut back Control Shutdown OR Load Shed Note 11 and 12 are interlock control for time clock and airflow when used with frost protection or with no frost protection can be configured as load shed option F1 main 3 15 amp fuse VapaNet 1 6 0 Power Supply Connection The wiring to the Vapac should be done by a qualified electrician The external overcurrent protection and wiring should comply with the appropriate Regulations and Codes of Practice Important Make sure the connection to the primary Voltage winding of the Vapac transformer matches the supply Voltage which is to be connected between Vapac terminals L amp N A switched fuse isolator or switch fused spur outlet must be sized to suit the total maximum phase line current of the unit and should be located adjacent to the Vapac cabinet or within easy reach and readily accessible In Vapac VAPANET units terminals 1 2 and 3 are for the power supply connections as indicated in the diagrams below 1 6 3 Remote indication Remote indication of unit on or on line signal and a fault warning are available as standard Both the unit on indication and the fault warning can be wired for either normally open or normally closed Volt free contacts Max Rating 240 Volts 3 Amperes On healthy or fault condition If the run signal is wired across 545 and 547 the contacts will be open circuit when on stand by and clos
56. or sensor 12 x 1 5 spring clip terminal see wiring diagram and connection details Network link connections 3 x plug connection terminals Remote fan start will humidifier signal Live neutral amp earth into 2 5 mm screw clamp terminal 18 Drain connection 1 BSP for 35mm pipe drain connection from tundish to waste gully 30 Water feed connection V BSP female into valve V BSP female into valve VapaNet 1 5 Plumbing Considerations 1 5 1 Cold water supply General The Gas fired Humidifier range of units is capable of operating with a range of water quality raw mains or de mineralised de ionised The water supply should be within the following limits Conductivity 0 1000pS 1 5 2 General Drain connection Condensate connection to the unit should be via the 1 BSP male elbow connected to the Tundish provided with the unit at the front Do s Do ensure metal drain and supply water pipework is grounded electrically close to the unit a ground earth stud is positioned on the underside of the cabinet PH 7 3 8 0 Silica 0 Pressure of between 1 5 8 bar Drain capacity per cylinder pump discharge rate of max 16 8 l min at 50 Hz Power supply 17 2 l min at 60 Hz Maximum chlorine level 170 ppm If the chlorine level within the supply water to the humidifier is above 70 PPM then set periodic drain so as the water within the cylinder i
57. s now ready for removal There are four M6 bolts fixing the heat exchanger to the base These must be removed to safely remove the heat exchanger ensure all loose leads and connections need to cleared so that they do not get caught on extraction of the heat exchanger e The heat exchanger must be completely drained of water using the ball valve on the front of the unit next to the drain pump to manually drain the unit Side of the casing base Once the unit has completely finished draining it is removed in diagram for possible to remove the appliance improved clarity e Toremove the appliance there are two handles J on the front and the back of the unit two people are needed to remove the unit the usual rules for lifting anything heavy apply e The unit must now be completely stripped down to its bare metal form All of the Rockwool insulation needs Side to be completely removed from the appliance Panel e Once all the insulation has been removed the burner and the flue need to removed and inspected for damage The gaskets need to be replaced for new Manual Drain items e The side panels must be removed by unscrewing to 6 Heat Exchanger x M6 bolts The panels are sealed in place using Fixina Bolts silicone a knife may be needed to cut the silicone so that the panel can be completely separated form the main body of the appliance The silicone sealant must be completely removed for the appliance and
58. se at the terminals and contactor are tight The Vapac transformer must not be used to power other equipment To comply with EMC aspects see recommendations on page 16 Use a high limit humidistat connected to control terminals 9 amp 10 to ensure positive interruption of unit operation when over humidification is detected It is important that the control signal connected to terminals 5 amp 6 must be referenced to ground at the control PCB this can be done by linking either terminal 5 Or 6 to terminal 7 NB if the controller output is referenced to ground it is important that the leg which is connected to ground at the controller is also connected to ground at the Vapac unit Grounding the opposite leg will cause damage to the controller and or the Vapac control PCB Important Maintenance Items Only a qualified electricians and CORGI registered engineers should work on this unit The boiler contains hot water and must be drained before any maintenance is carried out on the steam section This should be done prior to isolating the power and removing the front access panel EDS SENSITIVE DEVICES USED ON PCB ENSURE ANTI STATIC PRECAUTIONS ARE TAKEN WHEN REMOVING OR REPLACING PCB s VapaNet Installation 1 1 Positioning the Vapac Do s Do Read the instructions and recommendations in the manual carefully to ensure proper installation Dokeep this manual in a safe place You may need it for your own reference or the servic
59. via a display either Hard Wired or Hand held Feed With Drain Used to lower the temperature of the drain water Frost Protectiion When this is activated the unit will operate at a preset demand level if the temperature surrounding the unit falls below a preset level to prevent the pipework from freezing It is enabled by setting frost demand via keypad display to gt 0 it disabled by setting frost demand to 0 However the unit will not operate unless frost demand is set above the unit minimum demand level Minimum demand level for LE units is 2196 and for LEP units it is 1096 Frost demand is fully adjustable between 0 amp 50 Timed Drain down Used to drain all the water from the cylinder if the unit remains on standby for longer than a preset but adjustable time period For information on setting these options please see the display manual 4 0 4 1 1 21 apaNet Display showing Service in Progress Message Servicing Minor Service Two conditions can lead to servicing routines being implemented A The conductivity of the water has reached a maximum and needs to be drained and re filled B The unit has an internal timer that specifies when a Service is needed This can vary from site to site depending on the water quality Network LED Network TCR E U button for A service situation is indicated by User Led 2 on the Lb a d front control panel flashing green The display will OH R

Gas fired Humidifier Units type B and C - Eaton

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