21CET8 Sequence of Operation, Schematics and Troubleshooting
Contents
1. 2 FILL VALVE 120 O O R1 power power SWITCH NO C T pum e R1 1 WATER LEVEL 5 N HI LIMIT 3 1 ELECT BLK B HEAT STBY TIMER 1 FLOAT ASSY OR 26 u BLK m 25V TRANSF b 1 GAS E MODUAL 25V 00 TO X2 OF TRANSFORMER 2 E u H 38 20 R1 I BLU gt WHT l FROM MIN TIMER 4 Bu FPU o 32300284A PART NUMBER FK300284 SIEAMCRAF I 3 1 CONTACTOR e UN OFF CPRDBE2 FIELD CUNVERSION FROM 3 TO 1 IS NOT PERMITTED DRYING ELEMENT el T7 LTI HEATING ELEMENTS CUSTOMER CONNECTION 380 415 L1 3e Le W NEUTRAL L3 N O CUSTOMER M CONNECTION 1 L2 CUSTOMER CONNECTION 12 CONTACTOR DRYING ELEMENT 2 3 HEATING ELEMENTS 1 PRIMARY SECONDARY DESCALE INDICATOR amp RESET SWITCH FILL VALVE L3 5 PET 2 rou FU FO RESET CIRCUIT BREAKER2. BREAKER 1 X2 SECONDARY BLK 120V WHT DESCALE TIMER 3 2 JT 4 1 DESCALE INDICATOR ll 6 amp RESET SWITCH 78 5 30 2 2 1 POWER SWITCH POWER ON o 3 MIN TIMER HEAT WATER TO PROBES TRANSFORMER 24 VAC COMPARTMENT THERMAL SWITCH ELECTRONIC TIMER r FU COIL R1 2 0 6 DOOR SWITCH CONTACTOR SCS OPT TIMED MAGNETIC R1 V 9 x ii NO C HI LIMIT 0 SWITCH po CONDENSER 1 VALVE 4 HEAT STANDBY STACKED UNITS OPTION _ COOLING FAN BLOWDOWN OPTION R1 E H INTERMITTENT NC BLOWDOWN DRAIN VALVE 1106346 IN 9VE90ld LN3 w413 M aay aae dau n 18 amp 9NIA IG 20 3503 VLEGOL 62 SENOCEE h UYAYNA EE 90LEL ISN A009 6 6 08 60L 82 S 12 YOLOVLNOD ZZ000 ZL 18 5 2 MS 1VnNVM HO LIMS IH SNIANG 3504 AOSC Z 60690L 92 OL 10S OL S S NOILO3NNOO TVNOILO3S 42018 WHAL LPSLOL SZ 105 H m H3WOISS L1N3WO3S aN3 OpbSsLOL vz 440 NV39NI1002 112101 6
3. 7 m q 5 c 62 17 x 3 22 D DEF a803d 2INONIO2313 L LAVYONVALS PROBLEM 21CET8 21CET16 21CEA10 Steamer won t steam See STEAMER 4 No WON T FILL Replace the wires to the water board No jumper between XL and C on the water board is ere 120 VAC betwee Replace the water board No Yes Replace the wire from the water board to the long probe No Clean or replace the probe assy Steamer won t steam Is the red light on Yes Is there water in the sight glass Yes Is there 120 VAC between terminals H and on the water Is between terminals N and Heat on the 115 VAC to the common terminal of the timed manual switch Yes Does the unit steam in Manual Replace the timer Is there suppl voltage to the primary of the Supply power to the steamer Replace the transformer the secondary of he transformer Yes Y Replace the on off rocker switch Replace the wires ND to the switch v Is there Rep
4. 30 00 762 STAND INLETS FOR GENERATOR DEL IMING SOLUTION TOP VIEW pe 21 007 533mm UNIT AND STAND Shown with optional ES 2130 GMS Stacking Equipment Stand pet EN Shall be CLEVELAND Two compartment SteamCraft Ultra 3 TN Stacked Floor model steamer Model 2 21 CET 8 Volts 2 na uc Phase 60 minute mechanical timer Steam Standby mode 21 Heavy duty all stainless steel construction Rear mounted insu an lated steam generator with Remote Probe Type Water Level Pid Controls and Automatic Steam Generator Blowdown with Water FRONT VIEW RIGHT SIDE VIEW REAR VIEW Jet drain cleaning feature 1 41 ELECTRIC 2 WATER DRAINAGE CLEARANCE wn wi 2 21 CET 8 GMS mounted Two separate electrical connections are required Cold water 1 Dia Right 12 00 35 psi minimum the optional ES 2130 GMS eae tea each tote 60 psi maximum po connect any 00 other units to this Two 1 0 Tubing drain one for Condenser one for Steam Generator Unit comes with a 40 Mesh Water Strainer installation required Rear 3 00 zm some e577 21742 sort 39 76 23 46 18 36 Cleveland Range reserves right of design improvement or modification warranted Staclomg Equipment Stand Drain line must be vented
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6. LNG Phe peel E Rs idi QS _ CUSTOMER CONNECTION WHT BLK WHT BLK 12 WHT BLK GRA em WHT BRN WHT GRA BRN GRN RED gt lt gt tc tc J 3 WHT GRA z e 29 gt e a m a BLU 5 5 5 BLK BLU RED ELEMENT WHT DRYING ELEMENT WHT RED BLK 4 0 1 WHT HEATER d TAN RED ELEMENT WHT TAN BRN DRYING ELEMENT RED SINGLE PHASE WIRING CONFIGURATION INTERMITTENT BLOWDOWN OPTION 1 19993 POWER SWITCH 17 108880 DOOR SW MAGNETIC 15 51 2 104224 TIMED MANUAL SW 18 41350 BUZZER 19 110198 MOTORIZED TIMER 20478 3 MIN TIMER 7 TIMED MANUAL 9 20 20477 3 SEC TIMER SWITCH 4 19994 DESCALE IND RESET SWITCH 21 104234 CONTACTOR c 5 106911 DESCALE TIMER 22 106541 INTMT BLOWDOWN TIMER E TO HIGH LIMIT 6 109239 HEAT STANDBY TIMER VOTER ie ree 2 YEL 25 101541 TERM BLOCK SECTIONAL TERMINAL BLOCK 20 17 BLK 8 22221 DRAIN VALVE 26 20304 GROUND LUG Seen TOCONDSOL 9 107211 COOLING FAN 27 109374 FUSE BLOCK WHT BLK DRYING ELEMENT s 10 22218 WATER SOLENOIDS 28 109380 FUSE 3 5A 600V WHT BRN iii HEATER 103731 HI LIMIT SWITCH WEE ELEMENT 300022 CONTACTOR DRYING ELEMENT 108331 RESET CIRCUIT BRKR 20535 TRANSFORMER 103726 FLOAT ELEMENT WHT P300163 D RELAY CONTROLLED FILL VALVE W FLOAT vi
7. No PVC pipe for drain WATER QUALITY REQUIREMENT The recommended minimum water quality standards whether untreated or pre treated based upon 10 hours of use per day and a daily Blowdown are as follows TOTAL DISSOLVED SOLIDS less than 60 parts per million TOTAL ALKALINITY less than 20 parts per million SILICA less than 13 parts per million pH FACTOR greater than 7 5 Consult a local water treatment specialist for an on site water analysis for recommendations concerning steam generator feed water treatment if required in order to remove or reduce harmful concentrations of minerals Cleveland Range LLC 1833 East 179th St Cleveland Ohio U S A 44110 Ph 1 216 481 4900 Fx 1 216 481 3782 Visit our Web Site at www clevelandrange com STEAMCRAFT 3 1 MECHANICAL TIMER FLOAT CUSTOMER CONNECTION 380 415V 39 W NEUTRAL FIELD CONVERSION FROM 3 10 IS PERMITTED 13 DRYING ELEMENT e L7 1 pg HEATING ELEMENTS CUSTOMER CONNECTION 19 L1 CONTACTOR DRYING ELEMENT e lL LT 1 CUSTOMER CONNECTION 12 30 L3 RESET CIRCUIT BREAKER HEATING ELEMENTS 1 PRIMARY X2 SECONDARY BLK L7 gt 120V WHT DESCALE TIMER DESCALE INDICATOR am
8. 1 2113 TERMINAL BLOCK CUSTOMER CONNECTION WHT BRN DRYING ELEMENT en HEMER eN DRYING ELEMENT ELEMENT WHT WHT BLK INTERMITTENT BLOWDOWN OPTION 6 TIMED MANUA BLK TO HIGH LIMITS TIMED MANUAL SWITCH THRU SES gt TO COND SOL gt RED WV PARTS LIST 19993 PUWER SWITCH 20478 3 MIN TIMER 19994 DESCALE IND RESET SWITCH 106911 DESCALE TIMER 108880 DOOR SW lt SCS MAGNETIC 109239 HEAT STANDBY TIMER 44168 TERMINAL BLOCK 107239 PROBE 107241 WATERBUARD 107211 COOLING FAN lt OPT gt 22218 WATER SOLENOID eeeei DRAIN VALVE 103731 HI LIMIT SWITCH 20535 TRANSFORMER 300022 CONTACTOR 108331 RESET CIRCUIT 17 18 19 20 el EB 23 24 26 102534 OFF SWITCH 102533 BLOCK 106541 BLUWDUWN TIMER 105966 RELAY 104234 101240 END SEGMENT 101541 TERM BLOCK SECTIONAL 20304 GROUND LUG 109380 3 5 AMP 600V FUSE 109374 FUSE BLOCK 106348 N 7 Cleveland Descaling Procedure SteamCraft Ultra and Gemini Series 1 How Much DISSOLVE to Use Model Ultra 3 Ultra 5 Dissolve 1 2 Gallon 1 Gallon Ultra 10 Elec Ultra 10 Gas Gemini 6 amp 10 1 Gallon ea 1 Gallon 1 Gallon ea
9. punc BLK e DESCALE TIMER POWER SWITCH POWER OF 3 MIN TIMER 4 ON OFF SWITCH HEAT STANDBY DOOR SWITCH SCS OPT gt RA PROBES lt OPT gt HI LIMIT COIL R1 SWITCH 1 CONDENSER I VALVE STACKED UNITS e BLOWDOWN OPTION COOLING FAN R1 urn E UE DRAIN VALVE fig ars 1 INTERMITTENT BLOW DOWN TIMER E RED 6 REMOVED W sem DOOR SWITCH 525 2 STEAMCRAFT 31 UN UFF SWITCH CPRUBED WHT BLK WHT BLK BLK RED GRN WHT BLK A WHT m YEL YEL WHT 5 6 REDA 4 ELA WHT BLK WHT GRA BLU 2 31 el 11 WHT WHT RED Ore 1 RED WHT BLU JUMPER POSITION 480 V OPERATION sl I Q WHT BLK CUSTOMER CONNECTION WHT BLU BRN WHT BRN PO BRN zl E BLK HEATER RED ELEMENT DRYING ELEMENT BLK WHT HEATER RED ELEMENT WHT DRYING ELEMENT SINGLE PHASE WIRING CONFIGURATION TO FUSE BEHER
10. the timer Is there an amp draw at the element Yes Y Replace the contactor No gt When supply voltage is removed from the element steam is still made for approximately 10 seconds This is normal Problem 21CET8 24CEA10 Steamer won t preheat Steamer won t preheat switch in the timed postion with time on it or in the Is the timed manual No manual postion This steamer is not equiped with a preheat thermostat The timed manual switch must be in manual or time must be on the timer Yes Y See Problem steamer won t steam Problem 21CET16 Steamer won t preheat Steamer won t preheat Is the timed manual switch in the timed postion with time on it or in the manual postion Does the steamer have a preheat thermostat Yes y See Problem Yes steamer won t steam normally closed contacts of the preheat Y Replace the preheat thermostat No This steamer is not equiped with a preheat thermostat The timed manual switch must be in manual or time must be on the timer Convection Steamers SteamCraft MODEL 2 21 8 Ultra 3 Stacked JOB NAME NUMBER TWO COMPARTMENT TWIN ELECTRIC STEAM GENERATOR 8 KW EACH
11. HEAT WATER BOARD FILL MANUAL TIMED MANUAL TIMED R2B R2 3 SEC TIMER NO BUZZER DOOR SWITCH SCS OPT ELECTRO MECHANICAL TIMER R1 NO C CONDENSER HI LIMIT SWITCH 972 WERTCTARDUE STACKED UNITS OPTION TIMER 7 2 522 aa OPTION COOLING 1 INTERMITTENT BLOWDOWN TIMER 10 5 2 DRAIN VALVE ee 1106347 M BLK PNK WHT BLK WHT BLU BLK 1 1 1 LLI tc STEAMCRAFT 3 1 MECHANICAL TIMER PROBE REMOVED W DOOR SWITCH T SCS WHT WHT 4 BLK WHT WHT BLK BLK RED HEAT FILL YEL RED TAN WHT BLK GRA WHT GRA BL 3 2 11 WHT WHT RED TAN WHT BLK TERMINAL BLOCK CUSTOMER CONNECTION WHT TAN WHT BLK 208 240 VOLT JUMPER POSITION gt FOR 480 V a OPERATION ke H4 H2 H4 H2 H3 H1 WHT WHT amp L1 L2 L3 25 CUST
12. OMER CONNECTION WHT BRN WHT BRN BRN BLK BLK BLK 2 WHT BRN WHT BLK DRYING ELEMENT reo HEATER ELEMENT WHT DRYING ELEMENT rep HEATER ELEMENT WHT BLK 1 x TO HIGH LIMIT TIMED MANUAL SWITCH M WHT RED RED 1 THRU SCS COND SOL RED GRN BLK HEATER RED ELEMENT DRYING ELEMENT BLK WHT HEATER RED ELEMENT WHT PARTS LIST 19993 POWER SWITCH 17 104224 TIMED MANUAL SW 18 20478 3 MIN TIMER 19 19994 DESCALE IND RESET SWITCH 2 106911 DESCALE TIMER 22 109239 HEAT STANDBY TIMER 23 44168 TERMINAL BLOCK 22221 DRAIN VALVE 26 107211 COOLING FAN OPT 27 22218 WATER SOLENOIDS 28 103731 HI LIMIT SWITCH 300022 CONTACTOR 108331 RESET CIRCUIT BRKR 20535 TRANSFORMER 107241 WATER BOARD 107239 PROBE DRYING ELEMENT 108880 DOOR SW MAGNETIC 41350 BUZZER 110198 MOTORIZED TIMER 20477 3 SEC TIMER 104234 CONTACTOR 106541 INTMT BLOWDOWN TIMER 105966 RELAY 101540 END SEGMENT 101541 TERM BLOCK SECTIONAL 20304 GROUND LUG 109380 3 5 AMP 600V FUSE 109374 FUSE BLOCK P106347 M CLEVELAND RANGE 21 8 SEQUENCE OF OPERATIONS Electronic Timer Supply power is sent to the primary of the main transforme
13. Statement of Responsibilities This document is for use by experienced and trained Qualified Cleveland Range LLC Authorized Service Representatives who are familiar with both the safety procedures and equipment they service Cleveland Range LLC assumes no liability for any death injury equipment damage or property damage resulting from use of improper use of or failure to use the information contained in this document Cleveland Range LLC has made every effort to provide accurate information in this document but cannot guarantee that this document does not contain unintentional errors and omissions The information in this document may be subject to technical and technological changes revisions or updates Cleveland Range LLC assumes no liability or responsibility regarding errata changes revisions or updates Qualified Cleveland Range LLC Authorized Service Representatives are obligated to follow industry standard safety procedures including but not limited to OSHA regulations and disconnect lock out tag out procedures for all utilities including steam and disconnect lock out tag out procedures for gas electric and steam powered equipment and or appliances All utilities gas electric water and steam should be turned OFF to the equipment and locked out of operation according to OSHA approved practices during any servicing of Cleveland Range equipment Qualified Cleveland Range LLC Authorized Service Represen
14. Turn the unit OFF and open the doors This will drain and rinse the generator for about 3 minutes 2 Turn the unit power back On The generator will begin to refill with water 3 Select Timed with the Timed Manual switch DO NOT start the timer since you do not want to heat the water during descaling Leave the doors open 4 Remove descaling port cap and add with the specified amount of DISSLOVE See chart above Do this while the unit is refilling The generators can take up to 8 minutes to refill 5 After refill has stopped add extra tap water into the descaling port until liquid is seen entering the cooking cabinet Note Ultra 10 gas will have liquid coming out of the drain Adding extra water when descaling will raise the descaling solution higher than the normal fill level allowing the DISSOLVE to work on sensors and surfaces above the water line Note Some SteamCraft Ultra models the electric powered Ultra 10 and Gemini 6 and 10 for example have two generators and two descaling ports Both units should be descaled at the same time using this procedure 6 Let the descaler soak in generator for approximately one hour 7 After one hour turn the unit power Off This will drain and rinse the generator for about 3 minutes 8 After the 3 minute drain cycle completes turn the unit back ON After the filling has stopped add water until liquid enters the cooking compartment or dra
15. age is sent to both the Steam and Drying elements Steam is energized and sent to the cooking compartment When the cooking compartment reaches 193 degrees the compartment thermostat closes sending 115 VAC to the timer The timer will then begin counting down When the timer times down a buzzer will sound and the timer will open removing 115 from the heat circuit When the water level reaches the high probe 115 VAC is removed form the FILL terminal and the fill solenoid is turned off 7 After water level drops below the high probe 5 seconds 115 VAC is sent to FILL terminal again 8 The red on off switch is depressed and the unit is turned off 115 VAC 15 removed from the timer and heat circuits e 115 VAC is removed from the normally open drain valve allowing the steamer to drain e 115 VAC is sent to the 3 minute timer and the fill solenoid is energized for 3 minutes flushing the drain STEAMCRAFT 3 1 ELECTRONIC TIMER PROBE CUSTOMER CONNECTION 380 415V 30 W NEUTRAL FIELD CONVERSION FROM 3 1 15 NOT PERMITTED DRYING ELEMENT ata HEATING ELEMENTS CONTACTOR CUSTOMER CONNECTION 1 DRYING ELEMENT CONTACTOR L1 CONNECTION 12 3 L3 RESET CIRCUIT HEATING ELEMENTS
16. alve The water fills to the low probe shorting it to ground 115 VAC 18 sent to the heat standby timer which will energize 3 seconds every 4 minutes to maintain heat while unit 1s idle 115 VAC is sent from the HEAT terminal to the timed manual switch When timed manual switch 15 in the timed position and time 1s on the timer e 115 VAC is sent from the timer to the R2 relay coil R2 relay energizes closing the R2A and R2B contacts 115 18 sent through the now closed R2B contacts to the timer motor e 115 VAC is sent through the now closed R2A contacts through the door switch to the normally closed contacts of the high limit switch e 115 VAC is then sent through the high limit to the coil of condensate solenoid e The condensate solenoid opens spraying cold water down the compartment drain 115 VAC is also sent through the high limit to the coil of the contactor e 115 VAC is sent to the clean light timer When the clean light timer times down 115 VAC is sent to the clean light switch When clean light switch 15 depressed the clean light timer is reset When the contactor coil is energized supply voltage 18 sent to both of the elements The elements are energized and the water is heated to steam e Steam is directed to the cooking compartment When the timer times out e 115 VAC is sent to the 3 second timer and then to the buzzer for 3 seconds e 115 VAC 1s removed from the R2 relay R2A contacts open d
17. d there 120 across the of the fill solenoid Yes Yes No Nith HI and 6 terminals on the water board jumped Is there 120 VAC Setween terminals Yes and Fill Clean or replace the probe assembly Replace the wire to the probe assembly Steamer overfills Water sprays into the cooking cabinet Start the water level in the sight glass stop at the HI short probe on the initial 12 No water spray in the cabinet before the water reaches the HI short probe No across the coil of th fill solenoid when the HI short probe is Replace the fill solenoid Steamer won t stop steaming imed manual switch in the timed position ith no time on the timer Yes oes the steame have the optional door switch Adjust or replace the door switch No gt Steamer will steam constantly in the position Put the timed manual switch in the timed position with no time on the timer both wires removed from terminal 1 on the heat standby timer No Y Replace the heat standby timer PROBLEM 21CET8 21CET16 24 10 door open Steamer won t stop steaming with Yes coil of the contacter Yes Y Replace
18. e Replace the intermittent blowdown timer the coil of the drain valve Yes Remove the wire from the HI terminal on the water board Is there 120 VAC Replace the water Nop board between Fill and N Replace the wire to the Hi probe No v Yes Y Clean the probes or replace the probe assy Is water draining from generator No If water is leaving the fill solenoid and not draining from the generator whereis it going check for leaks Yes v Replace the drain valve PROBLEM 21CET8 21CET16 24CEA10 Electronic timer displays PAUS and won t count down Replace the thermo switch Yes Timer displays paus and won t count down Y Is steam heating the cooking cabinet above 192 degrees the set temp of the thermo switch Yes Y Does the timer count down when the thermo switch is bypassed No No See Steamer on t steam Replace the electronic timer PROBLEM 21CET8 21CET16 24 10 Steam leaks around the door Steam leaks around the door Y Is COLD water supplied to both water lines to the steamer NO v Supply cold water 35 60 psi to the steamer Is the do
19. e energizing the heat circuit R22B relay contacts open removing the 115 VAC from the timer motor When water level reaches the high probe then 115 VAC is removed from FILL terminal and the fill solenoid is turned off After the water level drops below the high probe for 5 seconds 115 VAC 18 sent to the FILL terminal again The red on off switch is depressed and the unit is turned off e 115 VAC 1s removed from the heat and timer circuit e 115 VAC is removed from the normally open drain valve allowing the steamer to drain e 115 VAC is sent to the 3 minute timer and the fill solenoid 18 energized for 3 minutes flushing the drain STEAMCRAFT 3 1 MECHANICAL TIMER PROBE CUSTOMER CONNECTION 380 415V L1 30 2 W NEUTRAL L3 FIELD CONVERSION FROM 30 10 IS NOT PERMITTED DRYING ELEMENT e LT LT HEATING ELEMENTS of Fu CUSTOMER 11 CONNECTION 19 12 DRYING ELEMENT e UJ o FU FU CONTACTOR e L1 CUSTOMER CONNECTION L2 30 13 HEATING ELEMENTS C D D 4 H1 PRIMARY RESET CIRCUIT BREAKER x1 X2 SECONDARY e e BLK 120V WHT ao DESCALE TIMER DESCALE INDICATOR amp RESET SWITCH ES O POWER POWER ON O O SWITCH MIN TIMER v Pd
20. in for the ultra 10 gas and then turn the unit OFF This will drain and flush any residue from the water level control assembly Replace descaling cap 9 After the 3 minute drain cycle completes Turn the unit ON and set the Timer for 20 minutes Make sure the Time Manual switch is in the timed setting and the doors are closed 10 When the timer times out after 20 minutes turn the power Off This will drain and rinse the generator for about 3 minutes This ends the descaling procedure You can now turn the unit back on and resume normal startup and cooking operations
21. lace the 115 to the gt wires to the Does the high limit high limit N steamer have j the optional No Is there 115 Replace the Yes VAC leaving No high limit the high limit Does steamer steam with door switch bypassed Replace the No wires to the contactor coil Yes Y s there Adjust or replace amp draw at No the door switch i element Replace the element Yes Wait longer for the steam Heat from the element will heat the water to steam PROBLEM 21CET8 21CET16 24CEA10 Steamer wont fill Steamer wont fill Yes Is there supply voltage to the steamer Supply power to the steamer Yes there wate to the steamer No gt Supply cold water to the steamer Yes Is there 120 VAC between the H and N on the water board No y Replace the on off rocker switch No between Fill and N on the wate Replace wiring to the fill solenoid 15 there 120 VAC across the coil of the fill solenoid No Replace the fill solenoid 4 Replace wiring to 4 drain valve Replace the wiring to the intermittent blowdown timer No Does the optional intermittent Yes the steamer hav
22. or gasket physically damaged No gt Yes urn over the gasket or replace it Is the door out of alignment No gt Yes the door bearings and pins Is there 120 VAC Is the drain EUM across the coil of obstructed the condensate solenoid Yes Yes Y Remove the obstruction Is the solenoid opening Yes Replace the condensate spray nozzle Replace thr wiring to the condensate olenoid Replace the condensate solenoid PROBLEM 21 21CET16 24CEA10 Steamer overfills Water sprays into cooking cabinet There is an obstruction in the drain Remove the obstruction level inthe sight glass stop when the cooking cabinet door is Yes Y There is an obstruction in the generator causing it to pressurize Delime the steam generator thoroughly Yes Replace the three minute timer Replace the water level board the water rise in the sight glass when steam is generated and 0 VAC to the fill solenoid Yes No v Replace the fill solenoid There is an obstruction the plumbing to and from the sight glass Remove the debris delime thoroughly Yes wire from the Fill terminal on the water boar
23. p RESET SWITCH 3 MIN T IMER POWER ON H1 TIMED R3A WATER LEVEL MANUAL TIMED 3 SEC TIMER e DOOR NO SWITCH COIL R2 SCS OPT BUZZER ELECTRO MECHANICAL TIMER oA HEAT STANDBY TIMER BLOWDOWN OPTION STACKED UNITS OPTION MENS ZEN Lo S o LING FAN INTERMITTENT rene BLOWDOWN TIMER DRAIN VALVE CONDENSER VALVE HI LIMIT LOW WATER SWITCH NI CUT OFF L300163 D 22 3 1 MECHANICAL TIMER FLOAT WHT WHT 17 BLK BLK 27 WHT WHT B BLK 19 BLK BLK D B c 2 5 208 240 5 VOLT H4 H2 H3 BLK o BLK 2 T REMOVED W 23 DOOR SWITCH SCS WHT BLU JUMPER POSITION 480 BLK OPERATION 1 2 WHT GRA H4 H2 H3 H1 23 esu BLU l 15
24. r 115 VAC is sent from the secondary of the main transformer to the on off rocker To turn the unit on depress the red on off rocker switch 115 VAC is sent to the red indicator light 115 VAC is sent to normally open drain valve closing it 115 VAC is sent to H and N on the water level board 115 VAC is sent to the 24VAC transformer for the electronic timer 115 VAC is sent to the normally open compartment thermostat switch With the water level board energized and no water the generator After a 5 second delay 115 VAC 18 sent from the FILL terminal to the fill solenoid The fill solenoid opens and the generator fills through the drain valve The water fills to the low probe shorting it to ground 115 VAC is sent from the HEAT terminal to the timed manual switch 115 15 sent to the heat standby timer which will energize 3 seconds every 4 minutes to maintain heat while unit is idle When the timed manual switch 18 in the timed position and time is on the timer 115 VAC is sent from the timer through the optional door switch to the normally closed contacts of the high limit 115 VAC is then sent through the high limit to the coil of condensate solenoid and the coil of the contactor 115 VAC is sent to the clean light timer When the clean light timer times down 115 VAC is sent to the clean light switch When the clean light switch is depressed the clean light timer is reset When the contactor is energized supply volt
25. re frequent servicing of the steam generator will be necessary The fact that a water supply is potable is not proof that it will be suitable for the generator ELECTRIC _ WATER DRAINAGE 0 CLEARANCE Cold water N P T tube Right 6 00 35 psi minimum Do not connect other units Left 3 00 60 psi maximum i to this drain Two I D Tubing 2 3 00 one for Condenser Drain line must be vented one for Steam Generator No PVC pipe for drain Unit comes with a 40 Mesh Water Strainer installation required REAR VIEW Cleveland Range reserves right of design improvement or modification as warranted Cleveland Range LLC 1833 East 179th St Cleveland Ohio U S A 44110 Ph 1 216 481 4900 Fx 1 216 481 3782 Visit our Web Site at www clevelandrange com CLEVELAND RANGE 21CETS8 SEQUENCE OF OPERATIONS Mechanical Timer Supply power is sent to the primary of the main transformer e 115 VAC is sent from the secondary of the main transformer to the on off rocker To turn the unit on depress the red on off rocker switch 115 VAC is sent to the red power light e 115 VAC is sent to normally open drain valve closing it e 115 VAC is sent to H and N on the water level board With the water level board energized and no water in the generator 5 seconds later 115 VAC is sent from the FILL terminal to the fill solenoid The fill solenoid opens and the generator fills through the drain v
26. tatives are obligated to maintain up to date knowledge skills materials and equipment Convection Steamers SteamCraft MODEL 21 CET 8 Ultra 3 COUNTER TYPE DESIGN ITEM NUMBER PRESSURELESS CONVECTION STEAMER Electric Steam Generator 8 KW JOB NAME NUMBER 21 00 533mm Shown with optional Electronic Timer SHORT FORM SPECIFICATION Shall be CLEVELAND SteamCraft Ultra 3 one compartment Counter Type Steamer Model 21 CET 8 volts 8 5 KW Hz Heavy duty all Stainless Steel construction Rear mounted insu lated Steam Generator with Remote Probe Type Water Level Z mm Controls and Automatic Steam Generator Blowdown with Water Jet Drain Cleaning feature TOP VIEW FRONT VIEW WATER QUALITY REQUIREMENT The recommended minimum water quality standards whether untreated or pre treated PL based upon 10 hours of use per day and a Daily Blowdown are as follows uk TOTAL DISSOLVED SOLIDS less than 60 parts per million TOTAL ALKALINITY less than 20 parts per million SILICA less than 13 parts per million greater than 7 5 CHLORINE less than 30 parts per million Consult a local water treatment specialist for an on site water analysis for recommenda tions concerning steam generator feed water treatment if required in order to remove or reduce harmful concentrations of minerals The use of highly mineralized water will mean that mo
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