Electric Half Size Computerized Convection Oven
Contents
1. ECOH Body Assembly PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH AP PP amp PT BODY PANELS Commercial amp Marine Half Size Economy Convection Oven Key Part Qty Number Number Per Description 1 Q9 60102 136 1 BODY TOP EH amp HRDW ALL 2 Q9 60102 1361 1 BODY BACK EH amp HRDW ALL 3 Q9 EH 119 2 1 FIREWALL ASSY ALL 4 Q9 EH W1237 1 SAFETY STAT BOX ASSY ALL EXCEPT MARINE APPLICATIONS 5 Q9 EH 136 1 SAFETY STAT COVER ALL 6 2K 70801 04 1 SNAP BUSH 3 4 SB750 10 BLK ALL 7 2C 20103 02 2 SCRW SM PLT 10 X 5 PHLSL ALL 8 Q9 60102 1364 1 BODY R H SIDE EH amp HRDW ALL 9 2C 20104 41 4 SCRW MACH 1 4 20X5 8 H H ALL 10 Q9 EH 209 1 MOTOR MOUNT ALL 11 2C 20202 08 4 WSHR PLT 5 16 LOCK SPLIT ALL 12 2C 20201 09 4 WSHR PLT 5 16 FLAT SAE ALL 13 2C 20301 06 4 NUT HEX 5 16 18 PLTD ALL 14 Q9 EH 104 2 1 BOTTOM SPOT WELD ALL 15 Q9 EH 215 2 1 FRONT ASSY REVERSIBLE ALL 16 Q9 EH 452 2 1 BAFFLE STD ALL 16 Q9 EH 452 3 1 BAFFLE ASSY STEAM STEAM 17 Q9 EH 374 3 1 CAN ASSY STD NEW RACK ALL 18 Q9 60102 1365 1 BODY L H SIDE EH amp HRDW ALL IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED PAGE 1 INCLUDE MODEL AND SERIAL NUMBER OF 1 Some items are included for illustrative purposes only and in certain instances may not be available N amp oD es 14 MARINE APPLICATION2. gt 7 4 lt e I O O 84 O LLI 3 1 2012 Rev A SK2321 PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH AP PP amp PT DOOR ASSEMBLY Commercial amp Marine Half Size Economy Convection Oven Key Part Qty Number Number Per Description 2R 50800 12 Q9 60102 1362 2Q 71301 04 2H 60106 17 Q9 EH 267 Q9 EH 266 2C 20109 15 2P 70201 01 Q9 EH 265 10 2P 70201 19 11 Q9 50313 031 12 Q9 60102 370 13 2C 20109 30 14 2C 20109 43 N gt NN BRAND Baa a COMPLETE DOOR ASSY Q9 51100 53 Q9 F6 423 IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED PAGE DOOR T HANDLE 11 1 2 LNG OUTER DOOR EH NO LOGO WINDOW ASSY 9 5 8X16 5 8 INSULATION KIT EHS DOOR HINGE COVER HINGE BOTTOM SCRW PHD MS SS 10 32X1 2 BRNZBR 505IDX 8750DX 175 HINGE TOP BRNZBRFLN1 2IDX5 8ODX3 8 HINGE PIN WELD DOOR LATCH ASSY SCRW MS 10 32 X 75 PH FLT SCRW SS 1 4 20 S 3 4 FLTHD PHIL ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL ALL MARINE MODELS ALL ALL COMPLETE DOOR ASSY W WINDOW ALL COMPLETE DOOR ASSY W OUT WINDOW INCLUDE MODEL AND SERIAL NUMBER OF Some items are included for illustrative purposes only and in certain instances may not be available Lang 5 5 55 Y
3. J J J j J L L L L PLUS PROGRAMMING PURPLE PLUS CONVECTION OVENS ECOH PP ECOF PP GCOF PP EHS PP ECCO PP GCCO PP Before You Begin Programming 1 For programming new ovens you must program at least one button position 2 through 0 before you can delete or replace the sample program in position one If you are programming for the first time after installing a new computer board or blanking the EPROM you must first complete the CPU Start Up Procedure that came with the new computer board before programming the product buttons In preparation of programming you Purple Plus Oven first determine the cooking parameters you will be using for each product to be programmed Use the table on the following page to record your programs prior to entering them into your unit CPU Start Up Procedures If you are programming for the first time after installing a new computer board or needed to blank the EPROM you will be asked to complete the CPU Start Up Procedures You will be asked to identify the oven you are using answer NO to questions regarding Steam and Rack Rotation and 650 F max temperature Programming Procedures PROGRAMMING PROCEDURES ACTION DISPLAY Turn the power switch on If the oven is already on press the Read Clear key until the following screen is displayed Enter access code 1 6 2 7 3 8 Select B Select
4. STEAM I CONTACTOR FROM 1 1 CONTROL FROM CONTROL SOLENOID STEAM VALVE WHEN PRESENT 24 POLE TERMINAL BLOCK TERMINAL BLOCK AN d rc DSCSUW 4E Vaaa SETS NE VOLTS 240 STEAM BACK UP SWITCH BACKUP RELAY REVISION BLOCK ECN NO DESCRIPTION mrc enc DATE ADDED SAFETY CONTACTOR BJM 1 18 99 O O 6485 ADDED FAN PICTORIALLY JMM 114 2008 7806 REV JP1 WIRING TO MATCH PROD DJS 1312009 BACK UP SWITCH Blue 28 O Black 31 047 0 O Black 3 JP11 HEAT JP12 HI SP MOTOR JP13 LO SP MOTOR JP14 OPT STEAM JP21 RTD JP35 DOOR SW GROUND LUG JP37 ON OFF GP3 CHASSIS GROUND 5 GP4 CHASSIS GROUND OVEN CONTROL JP41 RS232 CONNECTOR C O Yellow 16 CONTROL FRONT amp DISPLAY BACK UP TSTAT O O O O O O O O O O O O O O O O O O 24 POLE TERMINAL BLOCK gt 5 FROM CONTROL 2500W O O O O 2500W White 10 O ak MOTOR Q MOTOR Black 9 CONTACTOR 24VAC RED Orange HEAT FROM CONTROL Three Phase VOLTS KW aq w c ome o u SOLENOID STEAM VALVE WHEN PRESENT Blue 13 1 L2 L3 N mos 23 12 19 75 107 86 30 22 22 99 125 7 oto 41 BLUE LLL Yellow 23 WHT WHT Brown BLUE RE 8 10 RED z SP PU
5. a 2 OS OM LLI PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH PP amp PT CONTROL ASSEMBLY Commercial amp Marine Half Size Economy Convection Oven Key Part Qty Number Number Per Description 1 2M 60301 117 1 SWITCH LBL EH 4X20 ECOH PP 2M 60301 118 1 SWITCH LBL EH PLATINUM ECOH PT RCOHPT 2 Q9 60101 7665 1 ECOH PP EHS PP CNTRL W PROTO Q9 EH 516 1 1 CONTORL PANEL EH PT ECOH PT 208V 3 2A 20504 01 4 SPACER NYLON 6 1 4 X 7 8 ECOH PP 2A 20504 02 4 SPACER NYLON 6 1 4 X 1 ECOH PT RCOH PT 4 2 30303 06 1 SWT TOG BLK ECOH PP ECOH PT RCOH PT 5 2J 40102 A24 1 DSPLY 4X20 MDL DA170 001 NO CABLE ECOH PP 2J 40102 25 1 DSPLY 320X240 DB170 001 ECOH PT RCOH PT 6 2C 20205 02 4 140261DX 2500DX 032 ALL 7 2C 20301 10 2 NUT HEX 6 32 PLTD ECOH PP 2C 20301 10 4 NUT HEX 6 32 PLTD ECOH PT RCOH PT 8 2C 20103 02 4 SCRW SM PLT 10 X 5 PHLSL ALL 9 Q9 EH 519 1 COMPUTER STRIP HOLDER ECOH PP 10 Q9 60101 7661 1 ECOH PP EHS PP FRNT W LABEL ECOH PP Q9 60101 7662 1 ECOH PT EHS PT FRNT W LABEL ECOH PT RCOH PT 11 Q9 60101 765 1 ECOH PT EHS PT CONTROL FRONT ECOH PT RCOH PT Q9 60101 766 1 ECOH PP EHS PP CONTROL FRONT ECOH PP 12 2J 31110 13 1 CABLE ASSY RIBBON 12 PT ECOH PP ECOH PT RCOH PT NI 2M 60301 128 1 PRODUCT STRIP PURP COMP ECOH PP 2 60301 128 1 PRODUCT STRIP PURP BK ECOH PP208BK ECOH PP240BK NI OB 60301 46 1 OBS PRDCT STRIP BLU PURP COMPH ECOH PP PAGE 1 INC
6. eee ul sys AP208CF ECOH AP208DR ECOH PP208 240V ECOH PT 208 240V ECOH AP 208V VM 240V VM 440M 480V VM ECOH AP2 3FA ECOH 2C 20102 08 SCRW PHD ST 8 32X 375 AP208CF ECOH AP208DR Q9 60101 767 PANEL EH 208 240V ECOH AP 208 208M 240V 208DR 9 2E 30500 15 TRM BLOCK 4 POLE 115AMP ECOH AP 2 3 2 1 Q9 EHPAP GFA PANEL EH 220 380V ACCU PLUS FA ECOH AP208FA ECOH AP2 3FA Q9 EHPAPRT C PANEL EH 208 240V AP WIRT30 RCOHAP 208KR RCOHAP 208V RCOHRAP208KR Q9 EHPAP U PANEL EH 480 VOLT ACCU PLUS ECOH AP 480M 480V RCOHAP 480V 480VM RCOHRAP 480M 480V PANEL EH 208 240V PURPLE Q9 EHPPP C w COOLING FAN ASSY ECOH PP 208V 208BK 208WB 240BK 240WB Before 6 01 2009 Q9 EHPPP C W1 PANEL EH 208 240V PP ECOH PP 208V 208BK 208WB 240BK 240WB After 6 01 2009 PANEL EH 208 240V PURPLE w o Q9 EHPPP C S COOLING FAN ASSY ECOH PP 208V 208BK 208WB 240BK 240WB 6 20 71500 06 1 BLOWERWHEELEHSOVEN ALL ECOH AP 480V ECOH AP 480M ECOH PT 480V ECOH PT480CF 20 30200 16 MOTOR 1 3HP 460V 1 60HZ 25 ECOH PT480MF RCOHAP 480V RCOHAP 480M RCOHRAP 480M RCOHRAP 480V RCOHPT 440VM RCOHPT 480CF ECOH AP 208M ECOHAP 208V ECOH AP 240V ECOH AP208DR ECOH PP 208V ECOH PP208BK ECOH PP208WB ECOH PP240BK 7 1 ECOH PP240WB ECOH PT 208V ECOH PT 240V ECOH PT208CF ECOH PT208MF ECOH PT208NT ECOH PT208RF ECOH PT208SZ 2U 30200 17 1 3HP208 240V1PH2SPD ECOH PT208V7 ECOH PT208WA ECOH PT208WD 24052 ECOH PT
7. SWT TOG ON ON DPDT BLK ECOH PP2 4BK 12 2T 30402 27 1 STAT ADJ 450 DEG 48 PILOT ECOH PP ECOH PT RCOH PT 13 Q9 EH 509 1 SWITCH BRACKET ECOH PP ECOH PT RCOH PT 14 PS 40102 W26 1 MAIN BOARD MDL CA170 001 ECOH PP ECOH PT RCOH PT 15 Q9 50307 47 1 CPU MOUNT ECOH PP ECOH PT RCOH PT 16 2A 20501 01 5 SPCR FBR 1 4 OD 8 ID 3 8 ECOH PP ECOH PT RCOH PT 17 2C 20301 10 2 NUT HEX 6 32 PLTD ECOH PP ECOH PT RCOH PT 18 Y9 31400 26 1 1 XFORMR 208 240 24 12 40VA ECOH PP ECOH PT RCOH PT 2E 31400 28 2 XFORMR208 240 24VCT 40VA ECOH PP2 4BK 19 2E 41800 02 2 PCB GUIDE 6 675 LG EHPPP C EHPPT C 20 Q9 EH 513 1 24V TANSFORMER SHIELD ECOH PP ECOH PT RCOH PT 21 2C 20306 03 4 AVK CAD 10 32 1ST GRP ECOH PP ECOH PT RCOH PT 22 Q9 EH 495 2 1 SLIDE CLIP B ECOH PP ECOH PT RCOH PT NI Q9 40102 51 1 1 FILTER BOARD PHANTOM NI Q9 ECCOPPP C 1 PANEL ECCO 208 240V ECOH PP NI Q9 ECCOPPT C 1 PANEL ECCO 208 240V ECOH PT NI Q9 ECCOPPT U 1 PANEL ECCO 480V PLATINUM ECOH PT NI 2E 30303 05 1 SWT PLATE ON OFF NI 2E 30500 15 1 TRM BLOCK 4 POLE 115AMP ECOH PP2 4BK ECOH PT2 3NT NI 2E 30702 02 1 CONTC 4POLE 24V 25FLA CE ECOH PP2 4BK NI Q9 40705 03 VARIES SNUB ALL LO VOLT PUSH ON PAGE 1 INCLUDE MODEL AND SERIAL NUMBER OF 1 IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED Some items are included for illustrative purposes only and in certain instances may not be available Lang
8. appliance must be performed by qualified personnel only Consult your Lang Authorized Service Agent Directory You can call our tech service number 314 678 6315 or visit our website www langworld com for the service agent nearest you 4 BOTH HIGH AND LOW VOLTAGES ARE PRESENT INSIDE THIS APPLIANCE WHEN THE UNIT IS PLUGGED WIRED INTO A LIVE RECEPTACLE BEFORE WARNING REPLACING ANY PARTS DISCONNECT THE UNIT FROM THE ELECTRIC POWER SUPPLY 18 REVISIONS REV DESCRIPTION DATE APPR 6485 C WIRE TO POWER SWITCH NC WAS NO 1 14 2008 mon ese 420081 BACKUP BACKUP FB AY 806 E ADDED CONTACTOR 2 REVISED JP1 BOARD WIRING TO MATCH PRODUCTION 4 2 2009 DJS Ne NO 7947 ADD SNUBBER ON CONTACTOR 2 REVISE XFMR WIRING ADD XFMR NOTE REV KW amp AMP VALUES 5 19 2009 DJS XFMR WIRED FOR 208VOLTS TO CHANGE TO 240V DISCONNECT RED 208 LEAD pun amp CONNECT ORANGE 240 LEAD WITCH TO TERM BLOCK DO NOT CONNECT BO 240 208 12 24 208 240 gt gt P21 RTD P35 DOOR SW P37 ON OFF GP3 CHASSIS GROUND GP4 CHASSIS GROUND JP41 5232 CONNECTOR OVEN CONTROL 2 D CONTROL i D FRONT x ROM amp DISPLAY XFMR WIRED FOR 208VOLTS CONTACTOR 1 E TO CHANGE TO 240V lt HEAT DISCONNECT 208 LEAD JP12 HI SP MOTOR sO amp CONNECT BLUE 240 LEAD JP43 LO SP MOTOR 5 DOOR SWITCH K b r STEAM Wn
9. made in accordance with local codes or in the absence of local codes with NFPA No 70 latest edition in Canada use CSA STD C22 1 The electrical service entrance is provided by a 1 1 4 inch knockout at the oven back directly behind the control compartment A grounding lug is provided at the rear service entrance Certain units are provided with or can be purchased with a Cord amp Plug kit Part number 9Q ECOH CK This kit includes a 48 cord with a NEMA L15 30P plug and is for 3 Phase units ONLY In stacked situations each units needs to have separate cord amp plug assemblies Oven Voltage The Lang Model ECOH ovens can be operated on 208 240 volt single or three phase or 240 415V 480 volt three phase only source The Amp draw KW rating and phasing can be found in specification section of this manual or on the nameplate attached to the unit A THIS APPLIANCE MUST BE GROUNDED AT THE TERMINAL PROVIDED FAILURE WARNING TO GROUND THE APPLIANCE COULD RESULT IN ELECTROCUTION AND DEATH INSTALLATION OF THE UNIT MUST BE DONE BY PERSONNEL QUALIFIED TO WORK WITH ELECTRICITY AND PLUMBING IMPROPER INSTALLATION CAN CAUSE INJURY TO PERSONNEL AND OR DAMAGE TO EQUIPMENT UNIT MUST WARNING BE INSTALLED IN ACCORDANCE WITH ALL APPLICABLE CODES Reversing door 10 11 12 Disconnect oven from power Remove the top and bottom door hinge covers 4 by removing the two 10 32 Phillip head screws 8 Remove the top door hi
10. of all liability Lang reserves the right to change specifications and product design without notice Such revisions do not entitle the buyer to corresponding changes improvements additions or replacements for previously purchased equipment Due to periodic changes in designs methods procedures policies and regulations the specifications contained in this sheet are subject to change without notice While Lang exercises good faith efforts to provide information that is accurate we are not responsible for errors or omissions in information provided or conclusions reached as a result of using the specifications By using the information provided the user assumes all risks in connection with such use MAINTENANCE AND REPAIRS Contact your local dealer for service or required maintenance Please record the model number serial number voltage and purchase amp Installation Information in the area below and have it ready when you call to ensure a faster service Model No S Purchased From Serial No Location Voltage Purchase Date 1 Phase or 3 Phase Installed Date PROBLEMS QUESTIONS or CONCERNS Before you proceed consult you authorized Lang service agent directory Or Call the Lang Technical Service amp Parts Department at 314 678 6315 TABLE OF CONTENTS Specifications 4 Equipment Description 5 UNDPACKINO y dug s Sup 6 Installation Leg I
11. upper unit onto the lower unit being certain that the alignment pins go into the alignment holes as shown here NOTE Each unit must have separate electrical connections INSTALLATION continued Ventilation and Clearances Standard minimum clearance from combustible construction is as follows 4 from side 4 from back 6 from floor These ovens may be set directly without legs on a curbed base or non combustible floor If the oven is set without legs on a non combustible floor or a curbed base maintain a 4 inch back clearance If the oven is set directly against a non combustible back wall maintain a 6 inch clearance to the floor Do not install the oven closer than 12 inches from an uncontrolled heat source char broiler etc on the right side Keep the area free amp clear of combustible material and do not obstruct the flow of combustion or ventilation air The installation of any components such as a vent hood grease extractors and or fire extinguisher systems must conform to the applicable nationally recognized installation standards NOTICE The installation of any components such as a vent hood grease extractors fire extinguisher systems must conform to their applicable National State and locally recognized installation standards Electrical Connection The electrical connection must be
12. 212009 ADDED SNUBBER TO CONTACTOR 2 REV KW 8 AMP VALUES REMOVE SINGLE PHASE INFO DJS BACKUP ECO 7947 CONTACTOR 1 JP11 HEAT JP12 HI SP MOTOR JP13 LO SP MOTOR JP14 OPT STEAM JP21 JP35 DOOR SW JP37 ON OFF GP3 CHASSIS GROUND GP4 CHASSIS GROUND JP41 RS232 CONNECTOR GROUND LUG 24 POLE TERMINAL BLOCK PURPLE PLUS SERVICE CONNECTIONS THREE PHASE SINGLE PHASE Hr FROM L1 ES L3 ES 480 25 25 28 78 955 9 0 19 5 21 2 AS A Controller Assembly O oee Body Assembly gt 7 42 lt 2 O O L O O 6 1 2009 2320 PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH AP PP amp PT CONTROLS Commercial amp Marine Half Size Economy Convection Oven Fig No PART NO DESCRIPTION Application RCOHAP 2 3V 2E 30500 07 TRM BLOCK 3PLELRGE 125AMP ECOHPT208CFR RCOHPT 208CF RCOHPT 240CF RCOHAP 208CF ECOH AP 208V 208M 240V 208DR ECOH AP 480V480 M RCOHAP 2E 30500 09 TRM BLOCK 3 POLE SMALL 95 208VNM RCOHAP 240VM RCOHAP 440VM RCOHAP 480VMM RCOHAP 480V 480M RCOHRAP 480V 480M RCOHPT 440VM ECOH AP 208V VM 240V VM 440M 480V VM ECOH AP2 3FA
13. 240WD ECOHPT208CF ECOHPT208CFC ECOHPT208CFR RCOHAP 208KR RCOHAP 208V RCOHPT 208CF RCOHPT 208V RCOHPT 240CF RCOHRAP208KR ECOH AP208FA ECOH AP2 3FA 2 4 240 2 41100 12 1 SENSOR EHS OVEN 450 DEG ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CF Q9 EH 268 AR EH COOLING FAN ASSY 480 ECOH PP2 4BK Q9 EH 268 2 AIR DUCT BACK ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CF 480CF Q9 EH 268 1 AIR DUCT FRONT ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CF 480CF 2 20103 02 SCRW SM PLT 10 X 5 PHLSL ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CFI480CF IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED PAGE 1 INCLUDE MODEL AND SERIAL NUMBER OF 2 Some items are included for illustrative purposes only and in certain instances may not be available Lang PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH AP PP amp PT CONTROLS Commercial amp Marine Half Size Economy Convection Oven PARTNO DESCRIPTION 2U 30200 46 MTR WIFAN AXIAL 220VAC70C ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CF 480CF 2C 20109 31 SCRW SIS 8 32 X 1 3 4 T H PHIL ECOH PP 208 240V ECOH PT 208 240 480V RCOHPT 208 240CF 480CF Q9 60102 1368 COVER EH EH 141 amp HRDW 2A 72500 02 j LEG 4 SS MM ECOH AP208DR ECOH PT208V7 2A 72500 05 LEG 4 W BOLT DOWN ADJ ECOH AP 208M RCOHAP 440 480VM R
14. COHRAP 480M 16 9Q ECOH C4 CASTERS SET OF 4 sold as an accessory with most units 1 RCOHAP 208KR RCOHAP 208V RCOHAP 480V RCOHPT 208CF RCOHPT 208V RCOHPT 240CF RCOHPT 480C F SWT MICRO PLUNGER V 27971 amp W 48418 Pre 2007 SWITCH ARM MICRO ECOH RCOH ECOH PT EHS PT CNTROL FRONT RCOH PT EHS PP CNTRL FRONT ALL RACK SLIDE EHS EH RACK SLIDE PICADILLY ECOH AP240RS ECOH AP ECOH PT ECOH PP RCOH AP RCOH PT ALL ALL 2E 31800 01 6 CB250V50A1POLE CRLNGSW RCOHAP 208KR RCOHAP 208V RCOHPT 208CF RCOHAP 480V RCOHPT 440VM 2E 60101 75 EHS CORD KIT BK DENNY S ECOH PP208BK ECOH PP2 4BK ECOH PT208PC ECOH AP240CF 2K 70801 03 SNAP BUSH 3 8 SB375 4 BLK ECOH PP 208V 2K 70801 04 SNAP BUSH 3 4 SB750 10 ECOH 2M 61111 135 WD EHS AP 208V 240VAC ECOH AP 208V 2M 61111 148 WD EHS PP 208 240VAC 2SPD ECOH PP 208V 480 ALL ALL ALL ALL IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED PAGE INCLUDE MODEL AND SERIAL NUMBER OF NIN Some items are included for illustrative purposes only and in certain instances may not be available Lang 3 24 2015 Rev D 222222222222222222202027 C Z7722077777777077720777777 Z772777707777777777772777 SK2325
15. IF SPILLS OCCUR CLEAN IMMEDIATELY TO AVOID THE DANGER OF SLIPS OR FALLS 12 DAILY OPERATION PURPLE PLUS CONVECTION OVENS ECOH PP ECOF PP GCOF PP EHS PP GCCO PP Daily Operation Step 1 Turn the Power Switch on by switching the toggle switch to the up position Step 2 Screen will appear as below Select the product you wish to bake by pressing the number key 0 9 for that product SELECT PRODUCT OR READ CLEAR TO PROGRAM XX XX PM XXX F Step 3 Screen will display When the oven reaches the desired temperature the screen will display PRODUCT 1 PREHEATING TO XX XX PM 111460 Step 4 Open the oven door place product in the oven Close the oven door and press the program key you are using READY SELECT PRODUCT TO START XX XX PM XXX F 111461 Step 5 The display will now read Press the lettered keys indicating what shelves SELECT OVEN SHELVES PRODUCT 1 XXXF XX XX PM XX XX XX XXX F 111462 you placed product on to bake A is the top shelf PURPLE PLUS 13 If you do not select a shelf the oven will beep and the following display will appear NO SHELF SELECTED PRESS E TO CONTINUE 111463 Press the E Key and the previous display will appear again asking to select oven shelves Step 6 Once a shelf or shelves have been selected the display will now read COOKING PRODUCT XX TIER 1 XX XX XX SELECT PRODUCT XX XX PM XXX F At t
16. LUDE MODEL AND SERIAL NUMBER OF 1 IMPORTANT WHEN ORDERING SPECIFY VOLTAGE OR TYPE GAS DESIRED Some items are included for illustrative purposes only and in certain instances may not be available Lang ECOH PP PT Controller Panel 7 6 2010 Rev A SK2323 PARTS LIST March 24 2015 Rev E Model No ECOH amp RCOH PP amp PT CONTROL PANEL ASSEMBLY Commercial amp Marine Half Size Economy Convection Oven Key Part Qty Number Number Per Description 1 Q9 EH 495 1 COMPUTER CONTROL SLIDE ECOH PP ECOH PT RCOH PT 2 Q9 EH 495 1 1 SLIDE CLIP A ECOH PP ECOH PT RCOH PT 3 Q9 EH 505 1 COMPONENT MOUNT C P PP ECOH PP ECOH PT RCOH PT 4 2E 30700 06 1 CONTC3POLE35A24VAC50 60HZ ECOH PP ECOH PT RCOH PT 5 2J 31110 W1 1 USB PNL MNT CABLE TO SOCKET 6 2E 31400 07 1 XFORMR120 208 240 24V40VA ECOH PP ECOH PT RCOH PT 7 Q9 EH 507 1 TERMINAL BLOCK MOUNT ECOH PP ECOH PT RCOH PT 8 2E 30503 01 1 TRM BLOCK 24 POS QK CON ECOH PP ECOH PT RCOH PT 9 2E 30701 05 CONTC 2POLE 30A 24VAC P amp ECOH PP ECOH PT RCOH PT 2E 30701 05 4 CONTC 2POLE 30A 24VAC P amp ECOH PP2 4BK 10 2E 30600 02 1 RELAY 240VAC 3FORMC FLNG ECOH PP ECOH PT RCOH PT 2E 30600 07 1 RELAY 240VAC FLANGE MNT ECOH PP2 4BK 11 2E 30303 06 2 SWT TOG ON ON DPDT BLK ECOH PP ECOH PT RCOH PT 2E 30303 19 2
17. Lang ELECTRIC HALF SIZE COMPUTERIZED CONVECTION OVEN ECOH PP nstallation and Operation Instructions 2M W494 Rev E 3 24 15 NN SAFETY SYMBOL These symbols are intended to alert the user to the presence of important operating and maintenance instructions in the manual accompanying the appliance FOR YOUR SAFTEY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINTIY OF THIS OR ANY OTHER APPLIANCE POST IN PROMINENT LOCATION INSTRUCTIONS TO BE FOLLOWED IN THE EVENT USER SMELLS GAS THIS INFORMATION SHALL BE OBTAINED BY CONSULTING YOUR LOCAL GAS SUPPLIER AS A MINIMUM TURN OFF THE GAS AND CALL YOUR GAS COMPANY AND YOUR AUTHORIZED SERVICE AGENT EVACUATE ALL PERSONNEL FROM THE AREA WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATION amp MAINTENANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICING THIS EQUIPMENT WARNING A RISK OF FIRE OR ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT REMOVE CONTROL PANEL NO USER SERVICABLE PARTS INSIDE REPAIRS SHOULD BE DONE BY AUTHORIZED SERVICE PERSONNEL ONLY NOTICE Using any part other than genuine Lang factory supplied parts relieves the manufacturer
18. RPLE PLUS SAFETY CONTACTOR ITEM PART NUMBER DESCRIPTION MATERIAL LANG MANUFACTURING JOR DATE 106 BDM DATE 10 6 98 TITLE W D EH PP WITH 2 SPEED CE CK DC DATE 10 20 98 L1 L2 L3 Brown ALL POLE DISCONNECT C HI LIMIT TSTAT TOLERANCES er s 220 380 amp 240 415 VAC 03 XXX 015 UNLESS OTHERWISE SPECIFIED NEXT HIGHER ASSY SHEET DRAWING NUMBER DIMENSIONS ARE IN INCHES 2M 61111 170 19 Manufacturing Lang DWN BY DLG DWN DATE 11 24 03 REV BY REV DATE BY CHK DATE DESCRIPTION W D EH PP WITH 2 SPEED 220 380 amp 240 415 VAC 1 10 9 8 7 STEAM BACKUP BACKUP SWITCH RELAY Cc O OOO 3 26 Jets Oravac 9 CONTROL OVEN CONTROL FRONT amp DISPLAY STEAM FROM CONTROL HEAT FROM CONTROL SOLENOID STEAM VALVE WHEN PRESENT TERMINAL BLOCK CONTACTOR pw BY DLG DWN DATE 11 24 03 REV BY Jem dd REV DATE CHK BY CHK DATE DESCRIPTION W D EH PP 480V MOTOR 480VAC 20 5 4 3 2 1 REVISIONS DESCRIPTION APPROVED REPLACED THE DOOR SWITCH WITH CORRECT GP4 HASSTS GROUND PURPLE PLUS Di Cu REVISIONS REV DATEIECO DESCRIPTION OF CHANGE DR C 11712008 WIRE TO POWER SWITCH NC WAS NO JMM 41212009 EGO 7806 ADDED CONTACTOR 2 REVISED JP4 BOARD WIRING TO MATCH PRODUCTION DJS 5
19. WITH A 208 REAMER INITIAL START UP Pre Power On After the oven is installed and connected to power prior to turning on verify the following The door opens and closes freely All racks are in the oven correctly All packing materials have been removed from the inside of the oven Power On Once the oven has been turned on verify that the blower wheel Blower Weal is spinning freely in a clockwise position and that the elements are heating properly Switch the back up controls on and make certain it can run the unit Confirm that the thermostat knob in the back up controls is move freely USB Connection sanet Units are now supplied with a a E pese edo USB connection located with SER the the Back Up Controls This is for future programming needs of your unit and is not part of rm the units initial start up or daily operation During the first few hours of operation you may notice a small amount of smoke NOTICE coming from the oven and a faint odor from the smoke This is normal for a new unit and will disappear after the first few hours of use 10 General Operation amp Programming cont ECOH PP Control Panel The control panel consists of the following items Detailed operational descriptions are given later this section Power Switch Turns the oven on and off Alpha Numeric Display Displays your interface with the computer Product Select But
20. a number from 0 9 and press the key corresponding to that number NOTE product Key selected already has a program the screen will read If a product Key dose not have a program the screen will read Enter a desired cooking baking temperature The screen will automatically advance to the next display Enter the cooking time and then press E to advance to the next screen Enter the desired cooking curve Refer to sections 6 3 and 6 7 for more detail PURPLE PLUS SELECT PRODUCT OR READ CLEAR TO PROGRAM XX XXPM XXXF ENTER PASSWORD OR READ CLEAR TO DISPLAY PRODUCT A SET DATE TIME B PROGRAM PRODUCTS C EDIT ACCESS CODE PRODUCT PROGRAM MODE SELECT PRODUCT NUMBER 0 9 EDIT PRODUCT 1 EDIT OR 2 DELETE NXX TX XXXF CX PXXX F XX ENTER COOKING TEMP 100 TO 450 F NOX T1 XXXF ENTER COOKING TIME HR MIN SEC NOX T1 XXXF CO ENTER COOKING CURVE 0 TO 100 NOX T1 XXXF CXX XX XX XX PXXX F XX PROGRAMMING PURPLE PLUS CONVECTION OVENS ECOF PP GCOF PP EHS PP ECCO PP GCCO PP Programming Procedures continued PROGRAMMING PROCEDURES CONTINUED Select Fan speed Hi 1700 rpm Low 1400 Select Fan Pulse rate 0 to 10096 O off unless calling for heat 100 on at all time NOTE Any number between 0 100 means that the fan will be on that many number of seconds in a 100 second block E g 67 on for 67 seconds in a 100 second block If your press 1 you will go through the same sequenc
21. amage should be noted on the freight bill at the time of delivery and signed by the carrier s agent Concealed loss or damage means it does not become apparent until the merchandise has been unpacked If concealed loss or damage is discovered upon unpacking make a written request for inspection by the carrier s agent within 15 days of delivery All packing material should be kept for inspection Do not return damaged merchandise to Star Manufacturing Company File your claim with the carrier Location Prior to un crating move the oven as near to its intended location as practical The crating will help protect the unit from the physical damage normally associated with moving it through hallways and doorways Un crating The oven will arrive completely assembled inside a wood frame and strapped to a skid Cut the straps and remove the wood frame The oven can now be removed from the skid THE UNIT IS EXTREMELY HEAVY FOR SAFE HANDLING INSTALLER SHOULD OBTAIN HELP AS NEEDED OR EMPLOY APPROPRIATE MATERIALS HANDLING EQUIPMENT SUCH AS A FORKLIFT DOLLY OR PALLET JACK TO CAUTION REMOVE THE UNIT FROM THE SKID AND MOVE IT TO THE PLACE OF INSTALLATION ANY STAND COUNTER OR OTHER DEVICE ON WHICH OVEN WILL BE LOCATED MUST BE DESIGNED TO SUPPORT THE WEIGHT OF THE OVEN SHIPPING STRAPS ARE UNDER TENSION AND CAN SNAP BACK WHEN CUT INSTALLATION Leg Installation 4 legs are available for single countertop installations Single an
22. d double deck installations require 16 or 28 stand installation casters may also be used in certain situations To install the 4 legs place some cardboard on the floor and gently tip the unit onto its back Fasten the four 4 legs into the threaded holes located on the bottom of the unit Gently lift the oven into its operating position 16 amp 28 stand installation after following the assembly instructions that were provided with the stand gently lower unit on to Cardboard some cardboard as shown here Align the stand with the bottom of the unit and secure with the hardware provided With the assistance of carefully raise the unit to its vertical position IL1430 Stacking the Ovens Two alignment pins pn 2C 20108 11 are needed if you intend on stacking two ECOH on each other as shown These pins must be requested at the time of purchase or call your Lang authorized service agent or Lang parts department at 314 678 6315 Having completed the previous step remove any and all button plugs from the lower unit so the upper unit will lay properly ___ Alignment Pins 2 20108 11 Lay the upper unit on its back and screw the alignment pins into the two rear holes Alignment Hole With assistance lift the
23. duced heat loss Height Interior Construction The oven is designed for five shelves and comes with five Chrome Plated Racks NR The interior cooking chamber is IL1455 constructed of stainless steel with yy 7 dimensions of 9 15 38 1 cm Wide 4 20 50 84 cm High NS 21 53 38 cm Deep Back Up Controls Operation The ECOH oven is a forced air convection oven with a vented oven cavity The air is driven by a 1 3 HP fan motor Controls Pre Programmable Product Selections Independent Shelf Timers for each Shelf Shelf Compensation Timing for uniform baking Technical Oven operates as shipped 208V or 240V single or three phase or 480V three phase The oven can be shipped with a Power Cord and Plug attached but must be specified upon ordering part number is listed in the Parts portion of this manual Floor space required is 42 106 68cm Wide 32 5 82 55cm Deep The oven weighs approximately 225 Ib 102 5 Kilograms The ovens are stackable stacking kit available upon request The data plate is on the back side of the oven above the power cord The oven voltage wattage serial number wire size and clearance specifications are on the data plate This information should be carefully read and understood before proceeding with the installation UNPACKING Receiving the Oven Upon receipt check for freight damage both visible and concealed Visible d
24. e as outlined above If you press 2 the next display will automatically appear If you wish to continue programming a separate menu item press B and repeat the sequence If you have completed your programming requirments press Read Clear butotn until the next display apprears To begin using your oven press the appropriate Product Select button Refer to your Daily Operations Section of your Operations Manual to learn how to use your program 16 ENTER FAN SPEED 1 H 2 LOW T1 XXXF XX XX XX PXXX F XX ENTER FAN PULSE RATE 1 TO 100 NOX T1 XXXF CXX XX XX XX F XX CONTINUE TO TIER 2 1 YES 2 NO NOX T1 XXXF CXX XX XX XX PXXX F XX A SET DATE TIME B PROGRAM PRODUCTS C EDIT ACCESS CODE SELECT PRODUCT OR READ CLEAR TO PROGRAM XX XXPM XXXF PURPLE PLUS MAINTENANCE Oven interiors should be wiped down daily and thoroughly cleaned weekly using warm water and mild detergent DO NOT use caustic cleaners he appliance should be thoroughly checked at six monthly intervals by a qualified technician heating unit mechanical stability corrosion with particular emphasis on all control and safety devices CLEANING Always start with a cold oven he stainless exterior can easily be cleaned using stainless steel cleaner Always follow the cleaner manufacturer s instructions when using any cleaner Care should be taken to prevent caustic cleaning compounds from coming in contac
25. from Weight without optional stand combustible surface Installed Shipping Freight Class ECOH 25 3 x 30 2 x 25 3 Side 6 Back 6 Floor 1851 225lbs 85 642mm x 766mm x 643mm 84 kg 102 kg 30 2 76 FJ 53 3 ET 1353mm 76mm Electrical X 28 0 28 0 Connection 711mm 711mm STAND OPTIONAL Front Side View Right Side View Top View Electrical Specifications ER Model VOLTS AC Hz AMPS PHASE NTRAL TOT 1 PH 1 PH L1 ECOH PP2 4BK 240415 5060 33 3PH t 78 ECOH PP208BK 6 33 13 78 38 ECOH PP208BR 60 33 13 78 38 6 33 13 78 36 ECOH PP 240V 6 26 ECOH PP208WB 60 60 _ _ 60 ECOH PP240BK 240 ECOH PP240WB ECOH PP 208V 2 08 08 08 40 08 40 40 NOTICE EQUIPMENT DESCRIPTION Exterior Construction The Top Front Back and Sides are constructed of stainless steel with an aluminized bottom The oven exterior dimensions are 30 76 2 cm Wide 25 25 74 3 cm High Controls 26 5 67 31 cm Deep The oven door comes standard with a high temperature insulated window equipped with a polycarbonate handle Motor Cover Door Handle The oven cavity is insulated with high temperature insulation for efficiency and re
26. have product cooking Open oven door and remove the product which corresponds to flashing shelf button s PRESS SHELF BUTTON Read Clear X REMOVE PRODUCT POWER Power Switch AlphaNumeric Display PURPLE PLUS Product Select Shelf Select 5 Manual Program Prog Clear IL1458 O PURPLE PLUS General Operation amp Programming cont Loading Here are some things to remember when loading your oven When loading and unloading the oven stage products and racks so the oven door is opened for the least amount of time Be sure that racks are level within the oven Bent or warped pans can greatly affect the evenness of the cook or bake If using baker s parchment be sure the parchment does not blow over the product That will create an uneven bake Load each shelf evenly Spaces should be maintained equally between the pan and oven walls front and back Do not overload pan s this will create an uneven bake For best baking results load the oven from the center out during random loading ALWAYS KEEP THE AREA NEAR THE APPLIANCE FREE FROM COMBUSTIBLE MATERIALS CAUTION KEEP FLOOR IN FRONT OF EQUIPMENT CLEAN AND DRY
27. his time you may select any other pre set product program which has the same oven temperature A lighted red light next to a numbered product key indicates that the program is compatible with the program selected and can be run at the same time Step 7 When the bake time is concluded the oven will beep and the display will read DONE PRESS SHELF BUTTON REMOVE PRODUCT XX XX PM 111465 Step 8 Once you have completed baking on one pre set program you may change to another pre set program by pressing the Read Clear Key The display will now read SELECT PRODUCT OR READ CLEAR TO PROGRAM 1 1466 PROGRAMMING PURPLE PLUS CONVECTION OVENS ECOH PP ECOF PP GCOF PP EHS PP ECCO PP GCCO PP Record Your Menus Before Entering Your Program Record your specific menu items using the table below prior to entering them into your units program Keep for your records Product 2 Ter3 Ter 222 Tem Curve Speed Rate Temp Curve Speed Rate Tem Time Curve Speed Rate Tem Time Curve Speed Rate ex Biscuits 325 _ J J J j J J J J j J J J J Jj J J J J j J J J J j J J J J j J J J J j J J J J j J LL CG j
28. is nor Confirm that Circuit board is getting Failed indicator light Failed Circuit board correct vonage ang putting out correct voltage Failed Transformer Check both Primary and Secondary Failed Transformer coils for correct voltage Failed Probe Remove the wires from the Oven will not heat Failed Circuit board contactor coil and check for should be done by a Failed Contactor Contactor d the contactor coil connection Failed Over temperature Thermostat Failed El Ensure the contactor moveable points move freely up and down Switch is not ON ME Confirm that motor is getting correct Oven motor will not Failed Transformer voltage run Failed Contactor Failed or disconnected Check across the thermostat Failed Motor safety thermostat connectors for continuity Product is cooked too long Failed Element Confirm that Elements are getting Product burning Failed Probe correct voltage and have continuity Failed Circuit board Product is not cooked long enough Product is under Failed Probe done Failed Circuit board NOTICE If an item on the list is followed by an asterisk the work should be done by a Lang factory authorized service representative USE OF ANY REPLACEMENT PARTS OTHER THAN THOSE SUPPLIED BY LANG OR THEIR AUTHORIZED DISTRIBUTORS CAN CAUSE BODILY INJURY CAUTION THE OPERATOR AND DAMAGE TO THE EQUIPMENT AND WILL VOID ALL WARRANTIES NOTICE Service on this or any other Lang
29. nge bracket 1 from the oven by removing the two 74 20 Phillip head screws 7 The hinge should now slide off of the door pin this will now be your right hand lower hinge Lift the door off the bottom pin and set aside Remove the bottom door hinge bracket 2 by removing the two 74 20 Phillip head screws 7 this will now be your upper right hand hinge Remove the lower hinge mounting plate 9 by pulling it from behind the leg pad adapter on the bottom of the oven Remove the two Phillips head screws in the bottom right corner of the oven where the new hinge will be placed Slide the hinge mounting plate 9 into place and mount the hinge bracket this should be your old upper hinge using two 74 20 7 Phillips head screws Remove the two Phillips head screws in the upper right corner of the oven where the new hinge will be placed Rotate the door 180 and slide the door pin into the bottom hinge bracket Slide the upper door hinge 1 onto the upper door pin and then screw into place using two 74 20 Phillip head screws Place the top and bottom door hinge covers 4 back on the oven using two 10 32 Phillip head screws 8 ECOH HINGE RELPACEMENT KIT pn Q9 50313 030 5 2 uno ps pues 3 joues 9 Jar H T Ese ae INSERT BEARINGS ITEMS 5 INTO THE HINGES ITEMS 1 amp 2 AS SHOWN THEN REAM
30. nstallation 7 stacking 2 55 7 Ventilation amp Clearance 8 Electrical Connection 8 Oven Voltage t Pure Q R heu 4 8 Reversing the door 9 Initial Start Up Pre POWer On 10 ON deut x vex IW 10 General Operation amp Programming Control a uou mine Ee wo RE 11 Were a Z y ccr 12 Daily 13 Program Menu Record Table 14 Programming 15 16 Maintenance 17 Troubleshooting Symptoms Possible Causes 18 Wiring Diagram ECOH PP 208 240V 61111 147 19 ECOH PP 220 380 240V 415V w 25 CE WD61111 170 20 220 380V 240 415 WD61111 151 21 ECOH PP 480V 61111 168 22 Exploded View amp Parts List 24 34 NOTICE Service on this or any other Lang appliance must be performed by qualified personnel only Consult your Lang Authorized Service Agent Directory You can call our tech service number 314 678 6315 or visit our website www langworld com for the service agent nearest you 3 SPECIFICATIONS Model Height x Width x Depth Clearance
31. t with the fan wheel he oven racks rack slides may be cleaned outside the oven cavity using oven cleaner Using any harsh chemicals will result in the removal of the ETC coating and etching of the porcelain below it The oven interior should only be cleaned using a mild soap and a non metal scouring pad DO NOT use caustic cleaners Always apply stainless steel cleaners when the oven is cold and rub in the direction of the metal s grain WATER AND SOLUTIONS OUT OF CONTROLS NEVER SPRAY OR HOSE CONTROL CONSOLE ELECTRICAL CONNECTIONS ETC WARNING MOST CLEANERS ARE HARMFUL TO THE SKIN EYES MUCOUS MEMBRANES AND CLOTHING PRECAUTIONS SHOULD BE TAKEN TO WEAR RUBBER GLOVES GOGGLES OR FACE SHIELD AND PROTECTIVE CAUTION cLOTHING CAREFULLY READ THE WARNING AND FOLLOW THE DIRECTIONS ON THE LABEL OF THE CLEANER TO BE USED NEVER LEAVE A CHLORINE SANITIZER IN CONTACT WITH STAINLESS STEEL SURFACES LONGER THAN 10 MINUTES LONGER CONTACT CAN CAUSE CORROSION 17 Troubleshooting Symptoms amp Possible Causes The following are charts of Symptoms and Possible Causes to aid in diagnosing faults with your unit Refer to the symptoms column to locate the type of failure then to the Possible Cause for the items to be checked To test for a possible cause refer to test to identify test procedures Test indicated with an Lang factory authorized service representative No test available operational Power indicator
32. ton Each button can be programmed for a specific menu see programming section to see how Shelf Select Button Press to select which shelf the product will be placed on A is the top position E is the bottom position Manual Program Button Used when product being cooked is for one time only Read Clear Button Used to read programs clear programs and to access program menus Typical Operation Sequence _ Control panel comes display says SELECT PRODUCT Turn power switch to ON or READ CLEAR TO PROGRAM Display says PRODUCT X PREHEATING TO Press a product button XXX F Motor starts and oven begins preheating to the programmed temperature Display says READY Beeper sounds briefly SELECT PRODUCT TO START Beeper sounds briefly and display says SELECT OVEN SHELVES PRODUCT X Open the oven doors and load the product Close the door and press the product button again Press the shelf button s which correspond to the shelf positions Display shows a countdown which the product is loaded A timer and begins to count toward equals the top shelf and E equals zero the bottom shelf Display shows DONE Beeper sounds continuously shelf button s flash Beeper stops Display shows READY SELECT PRODUCT TO START if Press the flashing shelf button s no other shelves carry product or resume count down for shelves that still
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