Vulcan-Hart VL3GAS manual

A product of VULCAN-HA RT LOUI S V I LLE, K Y 40201- 0696 Form 24650 (M ay 1999) - NOT I CE - T hi s Manu al is p repared for th e u se o f train ed Vu lcan S ervice Technicia ns a nd should not be us ed by t hose not proper ly q u al ifi ed. If yo u have at tend ed a Vu lcan S ervice Sc hool for this pro du c t, y o u may be qu ali fied to p erfor[...]

VL SERIES STEAMERS Pa g e 2 of 88 T A BLE OF CONT ENT S G E N E R A L ............................................................................. 4 Int roducti on ........................................................................ 4 Com par t m ent Pan Capaci ty ........................................................ 4 Model Desi g n a t i [...]

VL SERIES STEAMERS Pa g e 3 of 88 Dir ec t Steam Model s ................................................................ 3 4 Re g enerated S t eam ( O lder M odel s) ..................................................... 3 4 Heater Cont actor s .................................................................. 3 4 Heati n g E l e m e n t s ........[...]

VL SERIES STEAMERS - GENERAL Pa g e 4 of 88 GENERA L INTRODUCTION Steam Co o kin g Lar g e capaci ty pr essure steam er s of f er an ef f i ci ent way to produce a wide v ariet y of f oods i n sm all porti ons or lar g er batc hes. S t eam er s can be used to cook f resh f oods, bl anc h f oods f or com pl ete cook i n g lat er or w ill s te am d e[...]

VL SERIES STEAMERS - GENERAL Pa g e 5 of 88 Thi s causes sev eral pr obl em s: 1. Reduce the heat transf er ef f i ci enc y of t he heati n g syst e m . 2. Cause premat ure f ai l ure of El ect r i c heat er s. 3. W at er l ev el probes w ill g iv e f al se readin g s. 4. Th er mos ta t b ulb s w ill s e ns e te mpe ra tur e incorrectly. These prob[...]

VL SERIES STEAMERS - GENERAL Pa g e 6 of 88 Gas St eamers INP UT (BTU/H R) M AN IFOLD P RESSURE (INCH ES W.C.) LINE P RESSURE (INCH ES W.C.) LO AD (W A TTS) AM PS (M AX) NAT URAL PR OPANE MA X M ODE L NAT . PROP. NAT . P ROP. R EC OM M END M I N RE C OM M E ND M I N 120V 60HZ VL2G PS 200,000 200,000 4.0 10.0 7.0 5.0 11.0 11.0 14.0 360 3.0 240,000 2[...]

VL SERIES STEAMERS - GENERAL Pa g e 7 of 88 STEA MER OPERA T ION En s ur e t ha t a ll utilit y c onnect ions to t he steam er hav e been m ade and are t ur ned on. On m odel s that are CSD-1 equi pped, am ber c ol ored li g hts f or hi pr essure and low water lev el wil l illumin at e and stay on unti l t he boil er i s ful l and t he m anual rese[...]

VL SERIES STEAMERS - GENERAL Pa g e 8 of 88 Obs er v e w ate r level g au g e g las s to v erif y that w a ter is i n boi l er and t hat t he l ev el i n t he g au g e g las s is about hal f f ull . Both v alv es on the g au g e g l ass a sse m bl y m u st b e open to f ill the g au g e. W hen the water reaches the m i ni m um l ev el, t he steam s[...]

VL SERIES STEAMERS - GENERAL Pa g e 9 of 88 2. Standard A. Set t he ti m er t o the desir ed c ook i n g time. The t i m er m ust be set past f iv e mi nutes to chan g e the stat e of t he ti m er c ont rol m i cro sw it ch cont ac t s. If preheat in g is desired, all ow fi v e t o ten m i nut es (recom m ended) of addit ional ti m e at t he be g i[...]

VL SERIES STEAMERS - GENERAL Pa g e 10 of 88 4. Prevent A. Set t he ti m er t o the desir ed c ook i n g time. The t i m er m ust be set past f iv e mi nutes to chan g e the stat e of t he ti m er c ont rol mi cro s witch contacts . B. Pul l the steam cont rol ar m handl e f orward and loc k i t by pu llin g the handl e down. Thi s opens the steam [...]

VL SERIES STEAMERS - GENERAL Pa g e 11 of 88 COM PONE NT FUNCTION CABI NET BA SE BOILER CONT ROLS Water Level Gau g e Assembly ............... Perm it s a v isual c onf i rm ati on the water l ev el i s bei n g m ai ntai ned i n boil er duri n g operati on. T he correc t water lev el i s a point one- hal f of the hei g ht of t he g lass. The m anua[...]

VL SERIES STEAMERS - GENERAL Pa g e 12 of 88 Ha ndhole Co ver A ssembly ....... W hen unbol ted and r em ov ed, all ows i nt ernal ex am i nat ion and c l eani n g of boil er shell and i t s component s if requi red. Boi l er Pressure G aug e .......... I ndi cat es the am ount of steam pressure in t he boil er. Check Val ve ................... O n[...]

VL SERIES STEAMERS - GENERAL Pa g e 13 of 88 COOKING COM PA RT MENT CONTROL S The t op hal f of the steam er c onsi sts of two to t hr ee separat e c ook i n g com partm ent s dependi n g on the m odel . Each com part m ent f uncti ons independent l y wit h i ts own s et of c ont rol s. P ower i s suppli ed to t he c ont rol s thr ou g h the com pa[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 14 of 88 REM OVA L A ND REPLA CEM ENT O F PA RT S COMPONENT L O CA T IONS[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 15 of 88[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 16 of 88 COO KI NG CO M P ART MENT CO NT RO LS - CO MPO NE NT CO NFI G URATI O NS 1. Pr ev ent (show n abov e) the rma l s w itc h, in le t s te am g ate v alv e, steam ex haust solenoi d v al v e, steam cont rol ar m solenoi d, t im er, buzzer and power sw i t ch w ith li g ht. Does not [...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 17 of 88 WA T ER LEVEL CO NTROL S - LO W L EVEL CUT OFF AND DIFF ERENTIAL WA RNI NG: DISCONNECT THE ELECTRICAL POW ER TO T HE MACHINE AT THE MAIN CIRCUI T BOX. P LA CE A T AG O N THE CI RCUIT BOX IND ICATIN G THE C IRCU IT IS BEIN G SERVICED. Solid Sta te 1. Open t he c abi net base doors[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 18 of 88 BOIL ER ASSEMBL Y WA RNI NG: DISCONNECT THE ELECTRICAL POW ER TO T HE MACHINE AT THE MAIN CIRCUI T BOX. P LA CE A T AG O N THE CI RCUIT BOX IND ICATIN G THE C IRCU IT IS BEIN G SERVICED. WA RNI NG: SHU T OFF THE GAS BEFORE SERVICING THE UNIT. WA RNI NG: ALL GAS JOINTS DIST URBED [...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 19 of 88 BOI LER FI LL AND CO LD WATE R CONDENSER SOL ENOID VA LVES WA RNI NG: DISCONNECT THE ELECTRICAL POW ER TO T HE MACHINE AT THE MAIN CIRCUI T BOX. P LA CE A T AG O N THE CI RCUIT BOX IND ICATIN G THE C IRCU IT IS BEIN G SERVICED. 1. Turn of f t he water supply t o t he steam er . 2[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 20 of 88 COMPAR T MENT GA SKET A ND DOOR SCREW NUT, DOOR AND BUSHINGS Gasket 1. Open t he c om part m ent door to be r epl aced. 2. Rem ov e screw s securin g the g as ket retainin g plat e to t he g asket. 3. Lif t the g asket of f the i nner door pl ate. 4. Posit i on the new g asket on[...]

VL SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS Pa g e 21 of 88 HEAT ER CONTA CTORS WA RNI NG: DISCONNECT THE ELECTRICAL POW ER TO T HE MACHINE AT THE MAIN CIRCUI T BOX. P LA CE A T AG O N THE CI RCUIT BOX IND ICATIN G THE C IRCU IT IS BEIN G SERVICED. 1. Open t he c abi net base doors, rem ov e the two screws f rom the cont actor box cov er [...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 22 of 88 SERVICE PROCEDURES A ND A DJUST M ENT S WA RNI NG: CER TAIN PR OCED UR ES IN TH IS SEC TION R EQUIR ES EL ECTR ICAL TEST OR MEASUREMEN TS W HILE POW ER IS APPLIED TO THE MACHINE . EXER CISE EXTR EME CAUTION AT ALL TIMES. I F T EST PO I NTS ARE NOT EASI LY ACCESSIBLE, DISCONNECT[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 23 of 88 10. Cooki n g com partm ent t im ers are t o be i n the OFF po sition . Turn the boiler sw i tch ON a nd open water v al v e i f necessary. 11. Boi ler i s to operat e under pr essure f or 90 m i nutes or per t he instr uc t ions f or t he c hem i cal in use. 12. Drai n boil er[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 24 of 88 WA T ER LEVEL CO NTROL ( S) TEST Loose elect r i cal connect i ons may pr ev ent the heat f rom comi n g on o r may ca us e th e b oile r t o o v erfill. An accum ul ati on of li m e scale on or near t he water level s e ns in g probes may c ause them t o r et ain water (m oist[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 25 of 88 B. W i th t he boil er em pty , check t he v ol ta g e across term inal s 9 & 10. Met er should read 300 to 350V A C. If v olta g e is corre ct proceed t o step 3. If v olta g e readi n g is approx im at el y 30VA C t hen the i nternal contac t or i s ener g iz ed but the p[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 26 of 88 Two slott ed and square headed adj ustm ent screws ex t end throu g h the t op of t he sw it ch case. A pressure s cal e and indi cat i n g point ers are v i sibl e throu g h the si g ht g lass w i ndow to i ndic at e the approx im at e pr essure setti n g . T he adj ustm ent s[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 27 of 88 HIG H LIM IT THE RM OS TAT WA RNI NG: DISCONNECT THE ELECTRICAL POW ER TO T HE MACHINE AT THE MAIN CIRCUI T BOX. P LA CE A T AG O N THE CI RCUIT BOX IND ICATIN G THE C IRCU IT IS BEIN G SERVICED. Re move th e rmos tat ( bi- meta llic d is k ty pe ) a s outl ined under “ HI GH[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 28 of 88 If t he bl owdow n operati on appears to f unct ion sl u gg ishl y or not at al l, considerabl e scalant s may be lod g ed in t he drai n pi pe and/or t he v al v e. Disconnect the v alv e f r om t he dr ai n l i ne and i nspect both t he v alv e and the drai n pi pe f i x ed t[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 29 of 88 C. Gas burner port s clo gg ed or obstruct ion around ai r shutt er. A f t er a peri od of ti m e, g as burners can accum ulat e carbon i n thei r port s or becom e cl o gg ed by f ood and g rease debris f rom ki tchen c l eani n g , res tri ctin g perf orm ance. T o cl ean bur[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 30 of 88 NOT E: If adj ustm ent s i n g as or pil ot pressure s ettin g s are made, always replac e t he adjustm ent cov er screw to assure proper g as control operati on. If t he adj ustm ent does not resul t in a pi l ot f lam e of proper siz e, then g as mi g ht not be f l owin g pro[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 31 of 88 D. W i th t he therm ocoupl e di sconnect ed, connect t he m et er l eads to t he tube and threaded end. Turn t he power s witc h O N and li g ht t he pi l ot . Hol d down the OFF/PILOT/ON k nob and all ow t he pi l ot to heat t he t herm ocoupl e f or one t o two m i nutes. T [...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 32 of 88 Once t he pil ot f l am e is conf i rm ed, a 24 v olt out put f rom term i nal one w ill b e s e nt , allo w in g the m ai n v alv e (cycl i n g ) coi l of t he com binat ion v alv e to operate at t he request of the cycl i n g pressure sw itch. Termina ls: 1. Main Valv e - 24 [...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 33 of 88 2) If a spark f rom i g nit or i s present but does not i g nit e g as befor e t he i g nit ion contr ol m odule l ocks out, (90 sec.) there m ay not be enou g h g as in th e li ne f or i g nit ion. Veri f y the g as s uppl y and g as combi nati on cont r ol v al v e are both o[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 34 of 88 7. Once t he correc t pressure has been set, t urn the pow er s w itch OFF, re place the adju stmen t screw cap and 1/8 inc h NP T plu g (pres su re tap) on the out l et si de of t he v al v e. 8. Check f or pr oper oper at ion. DIRECT ST EAM MODELS These m odel s consist of a [...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 35 of 88 VOLTAGE TO TA L KW NUMBER OF ELEMENT S KW PER ELEMENT A MPERA GE PER LINE R ESIST AN CE PER ELEMENT (OHMS) 1 PH 3 PH 208 18 2 9 87 50 14.42 240 18 2 9 75 44 19.20 480 18 2 9 22 76.80 *220/380 240/415 18 2 9 25 19. 20 208 24 2 12 116 68 10.82 240 24 2 12 100 58 14.40 480 24 2 12[...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 36 of 88 THERMA L SWIT CH - PREVENT AND A UTO MA TIC MODELS The l oad com pensator i s a ther m al sw it ch i n a stainl ess s teel housin g that screws into a 3/ 8 NPT fi ttin g (newer model s) on the l ef t side wall of the com partm ent . The switch c ont acts should cl ose when the [...]

VL SERIES STEAMER - SERVI CE PROCEDURES AND ADJUSTMENTS Pa g e 37 of 88 STEA M GA TE VA LVE( S) On al l m odel s, each cooki n g com partm ent has i t s own mechani cal steam g ate v alv e t hat suppli es steam t o the cook i n g com partm ent when the steam contr ol arm handl e i s pull ed f orward. The P r ev ent m odel s use a s olenoi d v al v [...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 38 of 88 ELECT RICA L OPERA TIO N WA T ER LEVEL CO NTROL S Solid Sta te - Low l evel Cu t-O f f & Di fferen t i al Contr ol The steam er i s equipped with t hree water l ev el sens i n g probes (hi g h, l ow and low lev el cut- of f ) and a sin g le water l ev el cont r ol board. T he water lev e[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 39 of 88 Solid Sta te - A uxili ary Low L evel Cu t-O f f Thi s control serv es as a s af ety bac k up t o the m ai n water lev el cont rol ( W LC) board t o m eet Cal -Code and CSD-1 code r equi rem ents. T he aux iliary co nt ro l pr ovide s au xiliar y lo w le v el c ut -o ff pr ot ec tion to s hu[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 40 of 88 Elec tro M echa nica l - Low l evel Cu t - O ff & Diff eren tial Con t ro l The steam er i s equipped with t hree water l ev el sens i n g probes (hi g h, l ow and low lev el cut- of f ) , a dif f er ent ial l ev el cont rol ( 1G 1GO ) and a l ow lev el cut- of f c ont rol ( 1D1DO ). T h[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 41 of 88 Elect ro Mechan ical - Auxi l iary Low L evel Cu t-O f f Thi s control serv es as a s af ety bac k up t o the m ai n l ow lev el cut - of f ( LLCO ) cont r ol to m eet Cal -Code requi r em ent s. T he operati on of the aux iliar y c on tro l is i denti cal t o the m ai n l ow lev el cut - of[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 42 of 88 SEQUENCE OF OPERA TION GA S MODELS Thi s s equence of operat ion i s w ri tt en f or steam ers with el ectr oni c i g nit ion, soli d stat e water lev el contr ol s, CSD-1 ( c ode) boi l er c ont rol s opti on and with Pr ev ent cooki n g com partm ent c ont rol s. Ref er to schem ati c di a[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 43 of 88 3. W at er l ev el reac hes LLCO ( l ow w ater l ev el cut - of f ) probe f or t he water lev el cont rol and t o the au xiliar y LLCO probe f or t he aux iliary low lev el cut-off control. A. Power to ter m i nal 9 on t he water lev el contr ol. 1) LLCO rel ay ener g iz es, LLCO -2 (N .O.) [...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 44 of 88 Coo k Cycl e 1. A Cook cycle should not be started, unt il the init ial fill and preheat i s com pl eted, in or der f or the boi ler steam pressure to be wit hi n operati onal l i m i ts. A. Insert pr oduc t int o steam er . B. Com par t m ent door i s cl osed and s crew handle t i g htened [...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 45 of 88 1) HL-3 opens. 2) Fill s ol enoid de-ener g iz ed and water stops fl owin g into ta nk. 3) HL LED g oes out. 4. Th e w ate r re fill cycle w ill o cc ur w henev er t he water lev el i s below the low lev el probe and wil l not af f ect the operat ion of ei ther t he preheat or cook cycle. Bo[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 46 of 88 NOT E: Power the int ernal c ont actor s on the l ow lev el cut- of f and aux iliar y lo w level cu t-o ff will r ema in, un til th e w ate r le v el drops below the LLCO pr obes or t he power sw it ch i s tur ned OFF. 4. Manual reset sw it ch is press ed (m om entary). A. Th e a uxilia ry h[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 47 of 88 F. Once c om part m ent tem perat ur e r eac hes approx im at el y 180° F therm al sw it ch cl oses and supplies power L1 (HOT ) t o: 1) Steam ex haust solenoi d v al v e (N .O.) ener g iz ed and c l oses. NOT E : Ev en t hou g h steam ex haust solenoi d v alv e is closed, a sm all openi n [...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 48 of 88 PAGE PURPOSELY LEFT BLANK[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 49 of 88 SCHEMATI CS, GAS ST EA MERS, BOILER CONTROL S VL2 G AND VL 3G - PREVENT , AU T OMAT IC, STA NDA RD AND MA NUAL Manua l Ignition, Sta ndar d Contr ols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 50 of 88 Elec tronic Ignition, Sta ndar d Contr ols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 51 of 88 Manua l Ignition, CS D-1 Code C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 52 of 88 Elec tronic Ignition, CS D-1 Code C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 53 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 54 of 88 WIRING DIAG RA MS, GAS STEA MERS, BOILER CONTROLS VL2 G AND VL 3G - PREVENT , AU T OMAT IC, STA NDA RD AND MA NUAL Manua l Ignition, Sta ndar d Contr ols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 55 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 56 of 88 Elec tronic Ignition, Sta ndar d Contr ols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 57 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 58 of 88 Manua l Ignition, CS D-1 Code C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 59 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 60 of 88 Elec tronic Ignition, CS D-1 Code C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 61 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 62 of 88 SCHEMATI CS, ELECTRIC ST EAMERS, BOILER CONTROL S VL2 E A ND VL3 E - PREVENT, A UTO MATIC, STA NDARD A ND MANUA L A uto Blowdown, S tanda rd Cont rols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 63 of 88 A uto Blowdown, C al-C ode C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 64 of 88 WIRING DIAG RA MS, ELECTRIC STEA MERS, BOILER CONTROLS VL2 E A ND VL3 E - PREVENT, A UTO MATIC, STA NDARD A ND MANUA L A uto Blowdown, S tanda rd Cont rols ( conta ctor - 1 s td.)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 65 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 66 of 88 A uto B lowdown, Standa rd C ontrols (conta ctor s - 2 std.)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 67 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 68 of 88 Ma nual Blowdown, C al-C ode C ontrols (conta ctor s - 1 std. 1 aux .)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 69 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 70 of 88 A uto B lowdown, Cal- Code C ontrols ( cont act ors - 1 st d. 1 aux .)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 71 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 72 of 88 A uto Blowdown, C al-C ode C ontrols (conta ctor s - 2 std. 2 aux .)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 73 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 74 of 88 Manua l Blowdown, C al-C ode Cont rols ( conta ctor s - 2 std. 2 aux.)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 75 of 88[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 76 of 88 WIRING DIAG RA MS, ELECTRIC HEA TER CIRCUITS VL2 E A ND VL3 E - PREVENT, A UTO MATIC, STA NDARD A ND MANUA L Sta ndard a nd Ca l-Code /CSD -1 C ontrols[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 77 of 88 SCHEMATI C AND WIRING D I A GR A M S, DIRECT STEA M ERS, CA BINET BA SE VL2 D AND VL 3D - PREVENT, AUT OM ATIC, STA NDARD A ND MANUA L See “SCH EMATIC AND W IRING DIAG RAMS - COMPARTMENT CONTROLS”[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 78 of 88 WIRING DIAG RA MS, REGENERATED ST EA MERS, BOILER CONTROLS VL2 R A ND VL3 R - PREVENT, AUT OMATI C, STA NDARD A ND MANUA L Manua l Blowdown (Olde r Mode ls)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 79 of 88 A uto Blowdown ( Older M odels)[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 80 of 88 SCHEMATIC A ND WIRING DIA GRAMS - COMPARTMENT CONTROL S Prevent[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 81 of 88 Automati c[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 82 of 88 Standard[...]

VL SERIES STEAMER - ELECTR ICAL OPERATION Pa g e 83 of 88 Manua l NO ELEC TRICAL COMPONENTS AR E USED W ITH TH E MANUAL COMPARTMENT C ONTROLS OPTION . THE CONTROLS CONSIST OF A MANUAL COOKING TIMER AND MANUAL STEAM CONTROL AR M TO CLOSE AND OPEN THE STEAM GATE VALVES.[...]

VL SERIES STEAMER - TROUBL ESHOOTING Pa g e 84 of 88 TROUBLESHOOTING ALL MO DELS WA RNI NG: CER TAIN PR OCED UR ES IN TH IS SEC TION R EQUIR E ELE CTRIC AL TE STS OR MEASUREMEN TS W HILE POW ER IS APPLIED TO THE MACHINE . EXER CISE EXTR EME CAUTION AT ALL TIMES. I F T EST PO I NTS ARE NOT EASI LY ACCESSIBLE, DISCONNECT POW ER, ATT ACH TEST EQUIPMEN[...]

VL SERIES STEAMER - TROUBL ESHOOTING SYMPT OM POSSIBLE CAUSES Pa g e 85 of 88 Bo iler ba s e w ill no t heat or bui l d pressure. 1. Check incomi n g vo l t a g e. 2. Bo iler no t filled - c he ck fill so l enoid f or power, c l o gg in g or m alf unct ion. 3. W at er Lev el Contr ol m alf unc t ion. HL-3 rel ay not ener g izin g or cont ac t s not[...]

VL SERIES STEAMER - TROUBL ESHOOTING SYMPT OM POSSIBLE CAUSES Pa g e 86 of 88 Cooki n g ti m er m ot or does not r un. 1. T im er not g ettin g power. 2. Ti m er m ot or i noperat i v e. Buzzer not operati n g . 1. Cooki n g ti m er m al f uncti on. 2. Buzzer m al f uncti on. Com par t m ent red l i g ht and t i m er do not com e on; ex cessiv e t [...]

VL SERIES STEAMER - TROUBL ESHOOTING Pa g e 87 of 88 GAS MODELS ONLY SYMPT O M POSSIBLE CAU SES Burner won’t l i g ht. 1. Gas not on. 2. I g nit ion c ont rol m odul e reset sw i t ch i n t he OFF po s ition or m alf unct ioni n g . 3. I g nit ion m odul e not rec ei v i n g power. Check i g nit ion m odul e transf orm er f or 24V A C out put t o[...]

VL SERIES STEAMER - TROUBL ESHOOTING SYMPT O M POSSIBLE CAU SES Form 24650 (M ay 1999) Pri nted i n U.S. A. Pilo t n ot lit or g oes out. 1. Gas not on. 2. Pilo t g oin g out due t o dr af t s, ex c ess steam f r om drai n or steam er not lev el. I m pr oper v enti n g can di r ec t the pi lot f lam e away f rom therm opi le or f l am e sens or. 3.[...]