Brother HE-800A Service Manual

3. ASSEMBLY
HE-800A
52
16. Install the DC fan motor 40 assembly (27) to the feed motor cover (29) with the two screws (28).
17. Install the feed motor cover (29) to the bed with the two screws (30).
18. Install the feed home position sensor (31) to the feed sensor support plate (33) with the screw (32).
19. Install the feed sensor support plate (33) to the bed with the two screws (34) and plain washers (35).
20. Pass the cords for the feed pulse motor (18), DC fan motor 40 assembly (27) and feed home position sensor
(31) through the four cord holders (36), and secure to the bed with the four screws (37) and the two plain
washers (38).
4192Q
4191Q
4193Q

Brother HE-800A Specifications

General

Brand	Brother
Model	HE-800A
Category	Sewing Machine
Language	English

Summary

SAFETY INSTRUCTIONS

1. Safety indications and their meanings

Explains safety indications and symbols used in the manual and on the machine.

Installation

Provides guidelines for safe and proper installation of the sewing machine.

4. ADJUSTMENT

4-1. Notes on making adjustments

Important notes and precautions before performing machine adjustments.

4-6. Adjusting the needle and hook timing

4-14. Adjusting the upper thread trimming

Guides for adjusting the upper thread trimming mechanism.

4-15. Adjusting the lower thread trimming

Guides for adjusting the lower thread trimming mechanism.

5. TROUBLESHOOTING

5-1. Upper thread breakage

Troubleshooting steps for upper thread breakage issues.

5-2. Skipped stitches

5-17. Needle breakage

5-18. Imperfect cutter function (imperfect material cutting)

6. ELECTRIC COMPONENTS AND SOFTWARE

6-1. Precautions at the time of adjustment

Safety precautions when working with the control box and electrical components.

6-3. Fuse explanation

6-4-2. Signal names for connectors and probable symptoms due to poor contact

6-9. Error code table

List of error codes, their causes, and remedies.