Instruction/ maintenance manual of the product C3/AB Turbo Chef Technologies
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PN: TC3-021 5 Rev. D J anuary 2, 20 04 C3/AB, C3/C, C3Multi, C3/CMu lti CONVEC TION MIC ROWAVE OVEN SERVICE AND RE PAIR MANUA L TURBOCHEF T ECHNOLOGIES INC. www.turboc hef.com 10500 Metric Drive, Suit e 128, Dal las, Texas 75243 USA (800) 908 T URBO (8-87 26) © 2004 - TurboChef Technologie s Inc .
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Table of Con tents READ THIS FI RST ………………………………………… ………………………………… i Important S afety Instructions …………… ………………………………………………… .. ii Precautions to Avoid Possible Exposu re to Excessive Microwave Energy …………….
TurboChef T echnol ogies, Inc . Door Removal an d Replacement Left Side Parts List 7-13 Door Removal an d Replacement Right Side Parts L ist 7-16 C3/C AND C3/ CMULTI Door Assy and Parts List 7-18 Chap.
i REA D THIS FIRS T Before working on the TurboChef Technolog ies, Inc. C Series o ven you m ust first read the s afety instructions on the following pages. T he C3 s eries oven is a com bination co nvection/m icrowave o ven. W hile servicing this oven, a n RF m eter m ust be us ed at all times to check for m icrowave leak age.
ii IMPORT ANT SAFETY INSTRUCTI ONS WHEN USIN G ELECTRICAL AP PLIANCES, THE FOLLOWING BASIC SA FETY PRECAU TIONS SHOULD B E STRICTLY ADHE RED TO: WARNING !! To reduce the risk of b urns, electric shock, f ire, injur y to p ersons or exposu re t o excessive microwav e energy: 1.
iii PRECAUTI ONS TO AVOID P OSSIBLE EXPOSUR E TO EXC ESSIVE M ICROWAV E ENERGY 1. DO NOT attem pt to opera te th is oven with the door open since open- door operation can r esult in harmf ul exposure to m icrowave energ y. It is im portant not to d efeat or tam per with the safety inter locks.
i v PREC AUTIONS TO BE OBSERVED BEFORE AND DU RING SERV ICING TO AVOID POSSIBLE EXPOSUR E TO EXCES SIVE MICROWAV E ENERGY 1. DO NOT operate or al low the ove n to be opera ted with the door open.
v GROUNDING INSTRUCTIONS This applianc e M UST BE gr ounded. In the event of an electrical short circ uit, groundi ng r educes the risk of electric shock b y providing an escape wire for the electric curr ent. T his appliance is equippe d with a cord having a groun ding wire with a ground ing plug.
v i RF INTERFE RENCE CO NSIDERA TIONS This oven gener ates ra dio fr equency signa ls. T his dev ice has been tested a nd determ ined to be in complianc e with applicab le part of FCC part 18 r equire.
CHAPTE R 1 INSTA LLATION SPECS.
TurboChef T echnol ogies, Inc . C series 1 - 2 OVEN DESCRIPTION SPECIFIC A T IONS C3/ A B, C3M ULTI, C 3/C, AND C3/CM ULT I Dimens ions (single uni t) 29” W x 25.5” H x 29.5” D (73.66 c m x 64.77 cm x 74.93 cm ) Dimens ions (double stac ked un its) 29” W x 43” H x 29.
In s tall at io n S pe cs 1- 3 OVEN LOC A T ION The well planned and proper placement of your oven will res ult in long term operator convenienc e and satisf actory perf ormance. Be sure to plac e the ov en in a n area which is access ible for proper op eration an d servicing.
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CHAPTE R 2 CLEANI NG & OPERA TING.
TurboChef T echnol ogies, Inc . C Series 2-2 BASIC CLEANING PROCEDURES PROBLEM S A SSOCI ATED W ITH IM PROPER CLE A NING The oven m ay not be operating corr ectly becaus e it is not being c leaned pr operly. If the do or is leaking microwaves, erratic operation of the display and other electric al com ponents can occur.
CHAPTE R 3 THEORY OF OP ERA TION.
TurboChef T echnol ogies, Inc . C Series 3-2 INTRODUCTIO N The T urboChef C3/C o ven utilizes two indepen dent heat trans fer m echanisms in order to rapidl y cook f ood.
Theory of Operati on 3-3 GLOSSARY OF COMMON OPERATING TERMS Displa y - Prima ry interface to rela y messa ges to the operator. Keypad - Prim ary int erface f or th e opera tor to control the oven. Cook Chamber - Cavit y in which th e food pro ducts are cooked.
TurboChef T echnol ogies, Inc . C Series 3-4 Programing Edit Mode Edit m ode enables the operator to alt er Recipes and the Cook Cham ber Tem perature (CC). T o Access Edit Mode, press the “Up” and “Do wn” Arro ws Keys on the ke ypad simultaneousl y.
Theory of Operati on 3-5 Use the “U p” and “Do wn” keys to na vigate through a R ecipe and use the Ke ypad and the “Enter” k ey to alter an y of the f ollowing param eters: COOK T IME: Total dur ation of the C ook Cycle. Enter t he desire d tim e and press “Enter”.
TurboChef T echnol ogies, Inc . C Series 3-6 To disable th e Tim e State, press the “Back Arrow” and “ Enter” k eys sim ultaneously and “Enter” the Acc ess Pin “T -I-M-E” an d “Enter”. W hen prom pted, press “9” to re- enable or an y other k ey to disable t he Tim e State.
CHAPTE R 4 FAULT CODES.
TurboChef T echnol ogies, Inc . C Series 4-2 Introdu ction Fault Co de Introduction: The C3C o ven has the a bility to cont inually monitor and log various fault condit ions. Som e fault condit ions will term inate cook cycles, wh ile others wil l not.
Theory of Operati on 4-3 Fault Code Messages Matrix Old Error Code New Error Code Warm- Up Whil e Cooking Self- Test Reference Chapter BLOW ER STATUS F3 BLOW ER X X X 8 LOW COOK TMP F2 LOW TEMP X 8 LO.
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CHAPTE R 5 TEST.
TurboChef T echnol ogies, Inc . C Series 5-2 Test Mode TO ENTER T EST FUNCTIO N MODE 1. From the standb y m ode, p ress and hold both B ACK and EN TER k eys sim ultaneously. 2. The displa y reads: ENTER ACC ESS COD E 3. Use the NU MERIC k eypad to ent er the following ac cess code: 9- 4- 2- 8 (Old er Oven s 8- 3 -1 -7 ) 4.
TEST 5-3 3. Use the top r ight SOFT KEY to m ove the cursor to the r ight. 4. Use the NU MERIC KEYPAD t o cha nge th e digits as f ollows: A) Press the k ey once to ent er the num ber. B) Press the key twice to ente r the first letter. C) Press the ke y three tim es to enter the second letter.
TurboChef T echnol ogies, Inc . C Series 5-2.
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TurboChef T echnol ogies, Inc . C Series 5-4 P A SSWORDS FOR OPER A TING C3/C OVENS with C3A D Software Version ♦ To ac cess TEST /SERVICE f unctions, press and hold BACK and ENT ER ke y s. At the “Enter Pin __ __” prom pt, key in 942 8 (Older ovens 8317) “ W HAT ” and press Enter.
CHAPTE R 6 ELECTRI CAL &C ONTR OLS SYSTEM.
TurboChef T echnol ogies, Inc . C Series 6-2 Electrical Component Locations: FIGURE 6–1a Electrica l Com ponent Locations C 3/AB O nly K1 K 2 K 3 K4 K 5 1 . C I RC UI T BR E AK ER : CB1- 3 5 AM P 2 . F U SES: (2 x 1 2 AMP - C3 /AB;C3/C ) ( 2 5 AM P - C3/ C) 3 .
Electri cal Compa rtment and Contro ls 6-3 Electrical Component Locations: FIGURE 6–1b Electric al Compo nent Location s C3/C Onl y K1 K 2 K3 K4 K 5 1. CI R CU IT BR EA K E R : C B1- 35 AMP 2. FU SES: ( 2 x 1 2 AMP - C3 /AB ;C 3/C) ( 25 A MP - C3 /C) 3.
TurboChef T echnol ogies, Inc . C Series 6-4 ELECTRICAL COMPONENT LOCA TIONS: “C3/MULTI” OVENS ONLY FIGURE 6–1C Electri cal Compon ent Location s C3Mult i Only 1. Circuit Breaker: CB1-15A & CB2-15A&CB3-15A (103170) 10. COOLING FAN (M9609) 2.
Electri cal Compa rtment and Contro ls 6-5 ELECTRICAL COMPONENT LOCA TIONS: “C3/C MULTI” OVENS ONLY FIGURE 6–1C Electri cal Compon ent Location s C3/CM ulti Only 1. Circuit Breaker: CB1-15A & CB2-15A&CB3-15A (103170) 10. COOLING FAN (100519) 2.
TurboChef T echnol ogies, Inc . C Series 6-6 ELECTRICAL COMPO NENTS PARTS LIST SUMM ARY Item # Part Number Description Used o n Model(s) 1 T0322 Circuit Breaker CB1 - 35A w/Trip Coil C3/AB & C3/C .
Electri cal Compa rtment and Contro ls 6-7 (See Figures 4-1a/b) Item # Part Number Description Used on Model(s) 19 C0299 Convection Motor Assy All 20 103170 Circuit Breakers CB2 & CB3 15 Amp C3Mul.
TurboChef T echnol ogies, Inc . C Series 6-8 CONTROL PANEL COMPONENT DETAIL CONTROL P A NEL P A RTS LIST (see a bove) ITEM Part Number Descriptio n Used on M odel(s) 1 T0239 CONTROL P ANEL (SHEE T MET.
Electri cal Compa rtment and Contro ls 6-9 CONTROL SYSTEM TROUBLESHOOT ING Issue: Resolutions: 1: No Display (Bla nk) 1. Verify po wer 208 VAC or 240 VAC is going to o ven. If not correct voltage supply. 2. Does the control beep when any Key on th e keypad is pressed? a.
TurboChef T echnol ogies, Inc . C Series 6-10 Defective Current Transformer on Compu ter Board SMT Board (T0265) Background : During the ope ration of the microwave system , the control board monitors curren t in the microwave c ircuit by means of a c urrent tran sformer mounted on t he c ontroller b oard.
CHAPTE R 7 COOK D OOR A SSEM BLY.
TurboChef T echnol ogies, Inc . C Series 7-2 DOOR SWITCHES A N D CIRCUIT BREAKERDOOR SWITCHES The C series ovens have 3 door swi tches as mandated by law. T he C3/AB and C3Multi have one door switch located on the left hand side (CDS) a nd is ca lled the s econdar y switch.
Cook Door 7-3 CIRCUIT BREAKER T RIP CH ART Compon ent Possible Cau se/Circuit In formation Magnetron tr ansform er T he m agnetron transf ormer will dr aw appr oximatel y 9 am ps when functioning properly. Ch eck windin g resistanc es (See Pag e 9-8).
TurboChef T echnol ogies, Inc . C Series 7-4 DOOR SWITCH ADJUSTMENT Too ls Required: • # 1 Phillips head scr ew driver • # 2 Phillips head scr ew driver • 3/8” sock et wrench (1/4” dr ive) .
Cook Door 7-5 13. Actuat or ta b sh ould be posi tioned as sho wn in F igure 7-5. It sh ould be para llel to the primar y switch lever. A djust an d b end (needle nose pliers ) actuator tab as necessar y. 14. W hen the door is c losed and the actuator tab is i n contac t with t he prim ar y and monitor switches the s witches should both be closed.
TurboChef T echnol ogies, Inc . C Series 7-8 Figure 7-3 In terlock Placement Dif ferences C3/AB vs. C3/C.
Cook Door 7-7 Figure 7-4 T railing Arm and Cam Motion TRAILIN G ARM AND CA M M OT ION 1 . CAM F OLLOWER ROLL ER 2 . TRAILING ARM N O TES: 3 . I N DOOR C LOSED POSITION, T H E TRAILING A RM SHOULD SE AT A S SHOWN ON THE C AM . N O TE: B OTH THE L E F T AND RI G HT SID ES SH OU L D BE A D J US TED SU CH EA CH S IDE SE ATS AS S HO WN.
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Cook Door 7-9 Figure 7-58: Interlock Switch Adjustm ent.
TurboChef T echnol ogies, Inc . C Series 7-10 DOOR REMOVAL A ND REPLACEMENT Too ls Required: • 12” long #2 Phillips s crew driver • 3/8” hex dr iver • 3/8” sock et with 1/4” ratc het wre.
Cook Door 7-11 bottom out o n the switch bod y (#6). If they do , open the door and realign sw itch b rackets and or actuato r tabs again che cking for interference wit h the gu ide as the door is closed. DOOR ADJUSTM ENT 1) Adjus t cam follower assembly (#12) to tension the trailing arm s (#2) to ap ply clos ing pressure: a) Close t he door.
TurboChef T echnol ogies, Inc . C Series 7-12 FIGURE 7 – 6 a C3/C & C3/Cm ulti (Left Side).
Cook Door 7-13 DOOR REMOV AL AND REPLACEMENT PARTS LIST (LE FT SIDE): See Figure 4 -3 & 4-7a. ITEM Part Number Descriptio n Used on M odel(s) 1 T0538 TRAILING ARM GUIDE C3/AB, C3M ULTI 1 C0538 TRA.
TurboChef T echnol ogies, Inc . C Series 7-15 DOOR REMOV AL AND REPLACEMENT PARTS LIST (LE FT SIDE) CON’T See Figure 4 -7a. ITEM Part Number Descriptio n Used on M odel(s) 12 T0560 C AM FOLLOWE R AS.
Cook Door 7-16 FIGURE 7 – 6 b Door Rem oval and R eplacem ent (Right S ide) K6 K3 K2 K6 K4 K5 DOO R RE MOVA L AN D REPLACEM ENT (RIG H T SI DE) 1 . T RAILI NG ARM 2 . INTER LOCK ACT UATO R BRA CKE T 3 . INTER LOCK SECON DARY SWI TCH 4 . INTER L O CK SWITC H BRAC KET 5 .
TurboChef T echnol ogies, Inc . C Series 7-17 DOOR REMOV AL AND REPLACEMENT PARTS LIST (RIG HT SIDE): See Figure 4 -7b ITEM Part Number Descriptio n Used on M odel(s) 1 T0550 TRAILING ARM , RH C3/AB, .
Cook Door 7-18 Figure 7-8: C 3/C and C3/C Multi Door As sem bly 17. WASHER , LOCK M6 SS 18. BOLT, M6 X 20 MM SS 19. ASSY, ARM. LH 20. ASSY, PIN 21. WASHER, NYLON 22. ASSY BEARING BLOCK 23. PLATE, DOOR REINFO RCING 24. SCREW, M4 X 16 MM SS 25. OUTER DOOR SKIN 26.
TurboChef T echnol ogies, Inc . C Series 7-19 C3/C AND C3/CMULT I DOOR A SS EMBLY P ARTS: See Figure 4-8 Item Part Number Descriptio n Used on M odel(s) 1 C0190 SHUNT, DOOR C3/C & C3/CM ULTI 2 C03.
Cook Door 7-20 C3/C AND C3/CMULT I DOOR A SS EMBLY P ARTS (CON’T): See Figure 4-8 Item Part Number Descriptio n Used on M odel(s) 22 C0508 ASSY BEARI NG BLOCK C3/C & C 3/CMULTI 23 C0507 PLATE, D.
TurboChef T echnol ogies, Inc . C Series 7-21 Figure 7-9: C 3/AB and C3Multi Door Assem bly.
Cook Door 7-22 C3/AB AND C3MULTI DOOR ASSEMBLY PARTS: See Figure 4 -9 Item # Part Number Descriptio n Used on M odel(s) 6 T0190 SHUNT, DOOR C3/AB and C3/M ulti 7 T0254 PLSTIC COV ER, DOOR C3/AB and C3.
CHAPTE R 8 CONV ECTION CIRC UIT.
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TurboChef T echnol ogies, Inc . C Series 8-2 CATALYTIC CONVERTER The catal ytic converter (See Figure 8-1) is instal led in the return a ir duct behind the h eater ass embly. The installation of the catalytic converter requires a cata lytic co nverter inner fr ame to properl y position it in t he air path.
Convect ion Circui t 8 - 3 CONVECTION ELEMENT A ND THERMOCOUPLES The convection elem ent (See Figure 8-1) is located in t he rear bac k on the lef t side of the oven. I t is controlled b y one or t wo solid-s tate relays (K5 and K7), d ependin g on m odel, loc ated in the top , center of the c ontrol compartm ent of the o ven.
TurboChef T echnol ogies, Inc . C Series 8-4 Heater Circ uit Defectiv e Mes sages SELF TEST (STEST) W HILE COOKING (WARMING UP) CAUSE CORRECTIVE A C TION THERMO OPEN THERMO OPEN H X Thermocouple a mplifier indicates open, (999 ° )."or " CC Thermocouple amplifier indicates open 1.
Convect ion Circui t 8 - 5 FIGURE 8 - 1 Catalytic Conv erter Access FIGURE 8 - 2 Thermoco uple & T hermostat Lo cations 9 5 HEAT ER ASSEMB LY (SEE FIG 5-3) FOR ALL OPTIONS HEA TER BAFFLE (C3/AB AN.
TurboChef T echnol ogies, Inc . C Series 8-6 CONVECTION ELEMENT ASSEMBLIES FIGURE 8-3 Convectio n Heater As sem blies SHEA THED HEAT ER AS SEM BLY AL L M OD EL S 1. G ASKE T, 3P HAS E HEA TE R C OV ER 2. P LATE , S HEAT HED HE ATE R 3. S HEAT HED HEA TER 4.
Convect ion Circui t 8-10 CONVECTION CIRCUI T PARTS LIST: See Figure 8-3 Ite m Part Number Descriptio n Used on M odel(s) 1 TC3 - 0194 GASKET, 3 PHASE, HEAT ER COVER All 2 TC3 - 0202 PLATE, SHEATHED H.
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Convect ion Circui t 8-10 CONVECTION (BLOWER) MOTOR OPERA TION The convecti on (blower) motor is a variable spee d convecti on motor, which operat es from zero rpm up to 7000 rpm . The blower m otor speed is controlled b y a SP20 0 AC/Delta dr ive contro l.
TurboChef T echnol ogies, Inc . C Series 8 - 9 Blower Circuit Defective Messages SELF TEST W HILE COOKING CAUSE CORRECT IVE A CT ION BLOW ER ST ATUS or "F1 BLOW ER" BLOW ER STATUS or "F.
Convect ion Circui t 8-10 Blower Motor Controlle r Fault Codes & Troublesho oting NOTE: If n o fault condition exists, the LED will be green. If a fault c ondition exists, the LED will fla s h redhen a local keypad is not conn ected.
TurboChef T echnol ogies, Inc . C Series 8 - 9 # of LED Flashes Fault Description Fault Cause Correctiv e Action 9 Negat ive Slope • Conflicting param eter values • Adjust v alues of param eters P.
Convect ion Circui t 8-10 Delta Blowe r Motor Controller Fault Codes & Troubl eshooting Fault Name Fault Descriptio ns Corrective Actions Oc The AC drive detects an abnormal increase in current. 1. Check whether the motor s horsepower corresponds to the AC drive output pow er.
TurboChef T echnol ogies, Inc . C Series 8 - 9 Delta Blowe r Motor Controller Fault Codes & Troubl eshooting Fault Name Fault Descriptions Corrective Ac tions ocA Over-current during acceleration: 1. Short-circuit at motor output . 2. Torque boost too high.
Convect ion Circui t 8-10 Figure 8-6: C onvection Motor Detail PN: C0299 Z 1 2 3 4 5 6 5 3 7 8 9 10 11 12 0.52 MIN HEAT SLINGER TO PLATE 0.150 MAX FAN BLADE TO CAP 7. CLAMP, BEARING SPRING 8. BLOCK, BLOWER BEARING SEAL 9. SPRING, COMPRESSION 10. HEAT SLINGER 11.
TurboChef T echnol ogies, Inc . C Series 8-14 CONVECTION MOTO R PARTS LIST: S ee Figure 5-6 Item Part Number Descriptio n Used o n Model(s) - C0299 A SSEMBLY, BLOWE R MOT OR All 1 T0076 Motor, 1HP, Ma.
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CHAPTE R 9 MICROW AVE CI RCUI T.
TurboChef T echnol ogies, Inc . C Series 9-2 MEASURING FOR MICROWAVE RADIA TION LEAKAGE The follow ing RF emis sions test mu st be performed every time a s ervice call is do ne o n a C3 SERIE S oven. Rep ort your finding s on the work ord er. The following ar eas must be measur ed when perform ing the RF test.
Microwave Circuit 9-5 Microwave Circuit Defective Messages SELF TEST WHILE CO OKING CAUSE CORRECT IVE ACTION LOW MAG CURR *HV BREA KDOW N F3 MAG CUR R * E uropean ovens only LOW MAG CURR *HV BREA KDOW N F3 MAG CUR R Note: If this m essage is detected while cooking it w ill term inate cook cycle imm ediatel y.
TurboChef T echnol ogies, Inc . C Series 9-4.
Microwave Circuit 9-5 MAGNETRON CIRCUIT Overv iew of a microw ave circuit The m icrowave circui t con sists of a magnetron and a voltage do ubler c ircuit.
Microwave Circuit 9-6 Mag netron High Volt age T ransformer (1020 93) The m agnetron transform er is a fer ro-resonant design whic h limits f ault currents and minim izes magnetr on po wer chan ges due to input volt age changes.
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TurboChef T echnol ogies, Inc . C Series 9-7 Filament Tra nsformer(102091) Background: The f ilament transf ormer is a step down transform er from 208-240 VAC to a bout 4-5V AC. This voltage pre-he ats the m agnetron f ilam ent allowing it t o be rea dy onc e the m agnetron is energized by the high voltage tr ansform er.
Microwave Circuit 9-8 MAGNETRON TESTING WARNING !! The microw ave circuit cann ot be w orked on with the unit on. The unit must be disconnected from the pow er source. Failure to do so cou ld result in injur y or death. WARNING !! The HV Capacit or must be dis charged before proc eeding.
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Microwave Circuit 9-9 COMPONENT TESTING WARNING !! The m icrowave circuit can not be serv iced with the un it on. T he unit must be disconnected from th e pow er source. Failure to do so co uld result in inju ry or death. WARNING !! The HV Capacit or must be discharged before proc eeding.
TurboChef T echnol ogies, Inc . C Series 9-10 WARNING !! Use extreme caution when taking an y current reading s. Failu re to do so can result in d eath or serio us injur y.
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TurboChef T echnol ogies, Inc . C Series 9-11 Waveguide Compone nts: Figure 9-6: W aveguide Ass y.
Microwave Circuit 9-12 WAVEGUIDE COMPONENTS PARTS LIST: See Figure 9-6 Item # Part Number Descriptio n Used on M odel(s) 1 T0266 BLADE, STIRRER ALL 2 T0289 SHAFT, STIR RER C3/A B, C3MULTI 2 C0289 SHAF.
TurboChef T echnol ogies, Inc . C Series 9-13 WAVEGUIDE COMPONENTS PARTS LIST (con’t): See Figure 9-6 Item # Part Number Descriptio n Used on M odel(s) 15 TBD WASHER, INTERNA L, LOCK, M4 S S C3/C, C.
CHAPTE R 10 I/O Boar d & Sc hemat ics.
TurboChef T echnol ogies, Inc . C Series 10-2.
10-5.
TurboChef T echnol ogies, Inc . C Series 10-4.
10-5 K4 ( M A GA ) P1 EMI EMI EMI P1 L N P1 L N N L L N L N L N 4- 3+ 2 1 2 1 3 + 4 - K1(MAG FAN) (81 30F - 44 -9 3 ) T 1 820MW 4.
TurboChef Technologies, Inc. C Series 10-6 1 3 2 4 7 6 5 1- Software EPROM 2- R51 Beeper Volume Adjustment 3- Microprocessor 4- P3- Blower Motor Controller Mode Selector SP200=1&2 5- R24- RF Fluct.
Microwave Circuit 10-7 8 13 9 12 10 11 14 8- J2 40 Pin Connector (Most signal w ires are terminated here!) 9- J5 26 Pin Flat Cable (from front panel VFD) 10- J3 5 VDC Pow er Supply to Vacuum Fluoresce.
An important point after buying a device Turbo Chef Technologies C3/AB (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Turbo Chef Technologies C3/AB yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Turbo Chef Technologies C3/AB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Turbo Chef Technologies C3/AB you will learn all the available features of the product, as well as information on its operation. The information that you get Turbo Chef Technologies C3/AB will certainly help you make a decision on the purchase.
If you already are a holder of Turbo Chef Technologies C3/AB, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Turbo Chef Technologies C3/AB.
However, one of the most important roles played by the user manual is to help in solving problems with Turbo Chef Technologies C3/AB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Turbo Chef Technologies C3/AB along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
