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Manual Lincoln Electric 1621-000-EA

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  • Lincoln Electric 1621-000-EA - page 1

    1600AdDgE lecExp REV: 1/8/07 SER VICE M ANU AL (INTERN ATION AL) IMPINGER CONVEYOR OVENS MODEL 1621-000-EA, 1628-000-A, 1629-000-A WITH PUSH BU TTON CON TRO LS Lincoln Foo dservice Products, LLC 1111 North Hadley Road Fort W ayne, Indiana 46804 United States of America Phone : (800) 374 -3004 U.S. Fax: (888 ) 790-8193 • Int’l Fax: (260 ) 436-07 ...

  • Lincoln Electric 1621-000-EA - page 2

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 2 SEQUENC E OF OPER ATIONS IMPING ER ELECT RIC LOW PROFILE ADVANT AGE (WITH PUSH BUTT ON CONT ROL) MODEL 16 21-000-E A 230/400 VAC 50HZ MODEL 16 28-000-A 220/380 VAC 50HZ MODEL 16 29-000-A 224/415 VAC 50HZ POW ER SUPPLY Electrical po wer to be s upplied to t he oven b y a five co nd ...

  • Lincoln Electric 1621-000-EA - page 3

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 3 SCHEMATIC MODEL 1621-0 00-EA, 1628-000- A, 1629-000-A ...

  • Lincoln Electric 1621-000-EA - page 4

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 4 TROUBLESHOOTING GUIDE MODEL 16 21-000 EA 230/400 VAC 50 HZ 3 PH ASE MODEL 16 28-000 A 220/380 VAC 50 H Z 3 PH ASE MODEL 16 29-000 A 240/415 VAC 50 H Z 3 PH ASE NOT E: W hen check ing com ponents on left side of unit, be sure to check for proper c onnections in power connector, (m ...

  • Lincoln Electric 1621-000-EA - page 5

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 5 Cooling f an therm ostat(s) Check the cooling f an therm ostat. (Therm ostat closes at 49 ° C and opens at 3 8 ° C). W ith the cool ing fan therm ostat preheated, check for continuit y. If switch is open, replac e. Fuse, 3 A., co oling fan Check , replace if nec essary. Fuse hol ...

  • Lincoln Electric 1621-000-EA - page 6

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 6 Therm ocouple probe C heck to be s ure that the t herm ocouple is secure ly connected to the oven co ntrol. If the therm ocouple is connected to the oven co ntrol, a nd the co ntrol indicates “L P FAIL” or “R P FAIL”, d isconn ect the therm ocouple from the oven contro l a ...

  • Lincoln Electric 1621-000-EA - page 7

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 7 Interm ittent heating Therm al overload of m ain fan motor (s) The m ain fan m otors are equippe d with inter nal therm al protection and will ceas e to operate if overheatin g occurs. As the m otors overheat and then cool, this will cause the units to cycle on and off intermitten ...

  • Lincoln Electric 1621-000-EA - page 8

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 8 Conve yor motor If there is voltage sup plied to the hall ef fect sens or, check for a frequenc y output fr om the hall ef fect sensor. Me asure fr equency ac ross the yellow and white wires at the m otor connector. F requenc y readings sho uld be appr ox. 20 – 52 5 Hz. If thes ...

  • Lincoln Electric 1621-000-EA - page 9

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 9 REMOVAL, INSTALLA TION & ADJUST MENTS MODEL SE RIES 1621-000-EA , 1628-000-A, 1629-000 -A CAUTION! BEFORE R EMOVING O R INST ALLING AN Y COMPO NENT IN THE IMPINGER O VEN BE SURE T O DISCONN ECT ELEC TRICAL POW ER AND GAS SUPPL Y. AIR PRES SURE SW ITCH – RE PLACEM ENT A. Rem ...

  • Lincoln Electric 1621-000-EA - page 10

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 10 C. Rem ove 2 wires, note wire num ber and loc ation. D. Rem ove locknut on back side of fuse holder and push o ut. E. Reinstall in r everse ord er and chec k s ystem operat ion. THERMOST AT, H IGH LIMIT , OVEN CAVIT Y – REPL ACEMENT A. Shut off power at m ain break er. B. Rem o ...

  • Lincoln Electric 1621-000-EA - page 11

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 11 COOLING F AN MOT OR – REPLAC EMENT A. Shut off power at m ain break er. B. Rem ove appropriate co ntrol box c over. C. Rem ove 4 mounting sc rews . D. Unplug electr ical connec tor and rem ove fan m otor. E. Reassem ble in rever se order and c heck s y stem operation. MAIN FAN ...

  • Lincoln Electric 1621-000-EA - page 12

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 12 TIME DELA Y RELAY – REPLACE MENT A. Shut of f power at m ain bre aker. B. Rem ove contro l box cover. C. Rem ove all wires from time delay rel ay, note wire num bers and loca tion for r einstallation. D. Rem ove m ounting scre w and rem ove tim e delay rela y. E. Reass em ble i ...

  • Lincoln Electric 1621-000-EA - page 13

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 13 NOTES: All bake times should be within 10 secon ds of set bake time, cavity temper ature should be calibrated to within 5° of se t temperature. For temperatu re calibration, allow oven temperature to s tabilize at least for 30 minutes. 2 BEFORE APPLYING POWER TO OVEN, ENSURE PRO ...

  • Lincoln Electric 1621-000-EA - page 14

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 14 GENERAL ADVANTAGE SER IES LETT ER PART # DESCRIPT ION A 369110 Access window ass embl y B 369929 W indow retainer C 369926 W indow frame bottom D 369925 Glass, ac cess wind ow E 369927 W indow frame, top F 369930 Screw, 1 0-32x1/4 G 369211 Thum b screw H 369058 Baff le J 1609 Ove ...

  • Lincoln Electric 1621-000-EA - page 15

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 15 GENERAL VIEW ...

  • Lincoln Electric 1621-000-EA - page 16

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 16 CONTROL BOX, RIGHT 1621-000-EA, 1628-000-A, 1629-000-A LETT ER PART # DESCRIPTIO N A 9004646 Control Box Front R H B 369767 Firebar Elem ent, Bottom 220V 369792 Firebar Elem ent, Bottom 230V 369769 Firebar Elem ent, Bottom 240V C 7004973 Mounting Plate Bottom D 369025 Switch, B l ...

  • Lincoln Electric 1621-000-EA - page 17

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 17 CONTROL BOX, RIGHT VIEW ...

  • Lincoln Electric 1621-000-EA - page 18

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 18 CONTROL BOX, LEFT 1621-000-EA, 1628-000-A, 1629-000-A LETT ER PART # DESCRIPT ION A 7006233 Control Box, Back LH B 370250 Top Ass embly LH C 369378 Cooling F an Motor 23 0VAC D 370495 Brack et Fan RH E 369766 Firebar Elem ent, T op 220V 369793 Firebar Elem ent, Top 230V 369768 Fi ...

  • Lincoln Electric 1621-000-EA - page 19

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 19 CONTROL BOX, LEFT VIEW ...

  • Lincoln Electric 1621-000-EA - page 20

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 20 OVEN BACK 1621-000-EA, 1628-000-A, 1629-000-A LETT ER PART # DESCRIPT ION A 369547 W ire form thermos tat bulb B 369725 Fan, clock wise rotatio n C 369776 Fan shrou d D 369777 Stand-of f E 369778 Rear wall as sy. F 369761 Motor m ount G 369759 Motor, main fan 2 20/240 V 50 Hz. H ...

  • Lincoln Electric 1621-000-EA - page 21

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 21 OVEN BACK VIEW ...

  • Lincoln Electric 1621-000-EA - page 22

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 22 CONVEYOR 1621-000-EA, 1628-000-A, 1629-000-A LETT ER PART # DESCRIPT ION 369830 Com plete conve yor A 369002 Knob, conve yor tensi on 369362 Belt, 1ft. s ection (3 2 inch wide b elt) B 369314 Roll, conve yor, notch ed C 2114003 nut, hex D 369812 Conve yor idler shaf t E 369160 Co ...

  • Lincoln Electric 1621-000-EA - page 23

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 23 CONVEYOR VIEW ...

  • Lincoln Electric 1621-000-EA - page 24

    Low Prof ile – 1600 Ser ies Ad v Dig Electr ic S.M. – Int’ l 24 ...

Manufacturer Lincoln Electric Category Convection Oven

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