Lincoln 1628-000-A, 1621-000-EA Cooling FAN Motor Replacement, Main FAN Motor Replacement

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COOLING FAN MOTOR – REPLACEMENT

A.Shut off power at main breaker.

B.Remove appropriate control box cover.

C.Remove 4 mounting screws.

D.Unplug electrical connector and remove fan motor.

E.Reassemble in reverse order and check system operation.

MAIN FAN MOTOR – REPLACEMENT

A.Shut off power at main breaker.

B.Shut off gas supply and remove gas line and manifold lines from back of oven.

C.Remove screws from motor cover housing and lift off.

NOTE: When ovens are stacked, all motor cover housings are fastened together.

D.Unplug power connector.

E.Unplug thermocouple.

F.Unplug 2 motor connectors.

G.Remove 8 bolts from oven back ( 4 left, 4 right ) and lift out.

H.Remove 1 screw from fan hub and slide fan blade off of motor shaft. ( note location of fan blade for reinstallation )

I.Loosen locknuts on cone. Remove 2 mounting bolts and remove motor from back assembly.

J.Remove 4 hex head screws from motor mount bracket. Remove motor mount from motor and reinstall on new motor.

K.Reassemble in reverse order. NOTE: 1. Make sure motor is centered in back housing.

2.Verify correct location of fan blade and that it is not hitting fan shroud.

3.Make sure all connectors are properly seated and making good contact.

4.When reinstalling gas manifold across back of oven, check all fittings for leaks.

L.Check system operation (allow 30 minute preheat for all checks) NOTE: Position of the fan on the motor shaft will be 1.875” from the top of the oven back cone to the blade spider assembly on the fan hub. (see drawing below ).

THERMOCOUPLE (TYPE K) – REPLACEMENT

A.Shut off power at main breaker.

B.Remove control box covers. Remove motor cover and remove oven back to access thermocouple.

NOTE: Removal of oven back assy. Is required to replace thermocouples.

C.Remove thermocouple from wire form in oven chamber and remove from chamber.

NOTE: R. H. thermocouple (viewed from front) is connected directly to the temperature control board, remove 2 wires , make note of wire colors and location. When changing L. H. thermocouple (viewed from front, the back motor cover must also be removed to gain access to the thermocouple connector plug.)

D.Reassemble in reverse order making sure bulb is placed securely in the wire form in the oven chamber.

E.Check system operation, recalibrate as needed. NOTE: The R. H. and L. H. thermocouples have different connectors on the wire ends and must be ordered accordingly.

THERMOCOUPLE MEASUREMENT

TEMPERATURE (°F) D.C. MILLIVOLTS

200°

2.8

250°

4.0

300°

5.1

350°

6.0

400°

7.1

450°

8.2

500°

9.3

550°

10.4

600°

11.5

Low Profile – 1600 Series Adv Dig Electric S.M. – Int’l

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Contents Impinger Conveyor Ovens Auto Cool Down Power SupplyTemperature Control BOXSchematic See Oven FAN will not RUN PhaseSymptom Possible Cause Evaluation Page Turn OFF the Power With Power on and ThermocouplePage Page Fuseholder Replacement Conveyor Drive Motor ReplacementCAPACITOR, Conveyor Motor Replacement Reversing Switch ReplacementRelay Replacement THERMOSTAT, High LIMIT, Oven Cavity ReplacementON-OFF Switch Power Replacement CAPACITOR, Main FAN Motor ReplacementThermocouple Measurement Temperature F D.C. Millivolts Cooling FAN Motor ReplacementMain FAN Motor Replacement Thermocouple Type K ReplacementPower Filter Replacement Time Delay Relay ReplacementHeating Element Replacement Contactor ReplacementLow Profile 1600 Series Adv Dig Electric S.M. Int’l Letter Description GeneralGeneral View 1621-000-EA, 1628-000-A, 1629-000-A Control BOX, RightControl BOX, Right View Letter PART# Description Control BOX, LeftControl BOX, Left View Oven Back Oven Back View Conveyor Conveyor View Low Profile 1600 Series Adv Dig Electric S.M. Int’l

1628-000-A, 1629-000-A, 1621-000-EA specifications

Lincoln has long been synonymous with luxury and innovation in the automotive industry, and the recent models such as the Lincoln 1621-000-EA, 1629-000-A, and 1628-000-A showcase this legacy. These vehicles represent a harmonious blend of cutting-edge technology, sophisticated design, and world-class performance that is characteristic of the Lincoln brand.

The Lincoln 1621-000-EA stands out with its sleek, aerodynamic silhouette and bold front grille. One of its main features is the advanced adaptive cruise control system, which not only maintains a safe distance from the car ahead but also adapts to changing road conditions. This model is equipped with an intelligent All-Wheel Drive (AWD) system that enhances traction and stability, making it ideal for various weather conditions. The interior is richly appointed with premium materials, offering configurations that prioritize passenger comfort and convenience.

Next, we have the Lincoln 1629-000-A, which pushes the envelope with its eco-friendly hybrid technology. It features a powerful combination of a gasoline engine and an electric motor, delivering impressive fuel efficiency without sacrificing performance. Noteworthy characteristics include a spacious cabin with state-of-the-art infotainment systems, wireless connectivity options, and intuitive voice commands that allow drivers to stay focused on the road. The 1629-000-A also incorporates Lincoln Co-Pilot360™, a suite of safety features designed to assist drivers in various situations, enhancing overall safety.

Finally, the Lincoln 1628-000-A rounds out this trio with an emphasis on luxury and personalization. This model boasts customizable ambient lighting and a high-fidelity sound system that elevates the driving experience. Its user-friendly interface combines touchscreen technology with physical controls, ensuring that all functions are easily accessible. The 1628-000-A also emphasizes eco-conscious luxury with sustainable materials used throughout the interior, appealing to modern consumers’ desire for environmental responsibility.

Together, the Lincoln 1621-000-EA, 1629-000-A, and 1628-000-A represent a commitment to excellence that defines the Lincoln brand. With their fusion of advanced technology, luxurious features, and a focus on sustainability, these vehicles not only offer an exceptional driving experience but also set new standards in the luxury automotive market. As Lincoln continues to innovate, these models are likely to attract discerning drivers looking for a perfect blend of style, performance, and cutting-edge technology.