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Replacement parts list for specification changes, 02 specifications

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2. SPECIFICATIONS 2-5. Replacement parts list for specification changes The sewing machine can be changed to any one of L1 - L7 for -02 and -52 specifications by replacing the specified parts with the appropriate parts given below. -02 specifications Specifications (buttonhole length) Replacement parts set Plate R assembly Plate L assembly Hammer Specification harness L1 (14 - 18 mm) S44238-001 S38576-301 S38577-201 S37702-001 (S12) S37704-001 (S16) S43337-000 L2 (18 - 22 mm) S44239-001 S38578-301 S38579-201 S37704-001 (S16) S37706-001 (S20) S43338-000 L3 (22 - 26 mm) S44240-001 S38580-301 S38581-201 S37706-001 (S20) S37708-001 (S24) S43339-000 L4 (26 - 30 mm) S44271-001 S38582-301 S38583-201 S37708-001 (S24) S42053-001 (S28) S43340-000 L5 (28 - 32 mm) S44272-001 S41470-101 S41471-101 S37197-001 (26) S37199-001 (30) S43341-000 L6 (32 - 36 mm) L7 (36 - 40 mm) S44273-001 S44274-001 S41472-101 S41473-101 S41474-101 S41475-101 S37199-001 (30) S37201-001 (34) S37201-001 (34) S35093-001 (38) S43342-000 S43343-000 0797Q 0799Q Note: There is 10 mm of difference in the knife cutting position between L1 - L4 and L5 - L7 specifications. (Refer to page 63.) -52 specifications Specifications (buttonhole length) Plate R assembly Plate L assembly Hammer Specification harness Cloth feed plate R L1 (14 - 18 mm) S38576-301 S38577-201 S37702-001 (S12) S37704-001 (S16) S43360-000 S43809-001 L2 (18 - 22 mm) S38578-301 S38579-201 S37704-001 (S16) S37706-001 (S20) S43361-000 S43809-001 L3 (22 - 26 mm) S38580-301 S38581-201 S37706-001 (S20) S37708-001 (S24) S43362-000 S42139-101 L4 (26 - 30 mm) S38582-301 S38583-201 S37708-001 (S24) S42053-001 (S28) S43363-000 S42139-101 L5 (28 - 32 mm) S41470-101 S41471-101 S37197-001 (26) S37199-001 (30) S43364-000 S43809-001 L6 (32 - 36 mm) S41472-101 S41473-101 S37199-001 (30) S37201-001 (34) S43365-000 S42139-101 L7 (36 - 40 mm) S41474-101 S41475-101 S37201-001 (34) S35093-001 (38) S43366-000 S42139-101 Note: There is 10 mm of difference in the knife cutting position between L1 - L4 and L5 - L7 specifications. (Refer to page 63.) RH-981A 4

Section	Page
RH-981A COVER	1
SAFETY INSTRUCTIONS	2
1. Safety indications and their meanings	2
2. Notes on safety	3
3. Warning labels	5
CONTENTS	6
1. NAMES OF EACH PART	8
2. SPECIFICATIONS	9
2-1. Specifications	9
2-2. Sewing shape	10
2-3. Optional parts	10
2-4. PD-9810, Programmer	10
2-5. Replacement parts list for specification changes	11
3. INSTALLATION	12
3-1. Table processing diagram	12
3-2. Installing the motor	13
3-3. Installing the motor pulley	14
3-4. Installing the control box	14
3-5. Installing the machine head	15
3-6. Installing the oil container	17
3-7. Installing the operation panel	17
3-8. Tightening the V-belt	18
3-9. Installing the spool stand	19
3-10. Installing the hand switch	19
3-11. Installing the air unit and the valve unit	19
3-12. Connecting the wiring	20
3-12-1. Connections inside the control box	21
3-12-2. Connecting the motor cables	22
3-12-3. Connecting the air tubes	22
3-12-4. Securing the cables	23
3-13. Installing the air tubes	24
3-13-1. Adjusting the air pressure	24
3-14. Connecting the power cord	25
3-15. Installing the programmer (sold separately)	26
3-16. Installing the foot switch (option)	26
3-17. Installing the indexer (option)	27
3-17-1. Installing the indexer main unit	27
3-17-2. Installing the upper thread presser	28
3-17-3. Replacing the plate presser and presser plate	28
3-17-4. Installing the valve unit	28
3-17-5. Connecting the connectors	29
3-17-6. Connecting the air tubes	30
3-17-7. Securing the air tubes and cables	30
3-17-8. Installing the hand switch	31
4. LUBRICATION	32
4-1. Adding oil	32
4-2. Lubrication	32
5. CORRECT USE	34
5-1. Data initialization	34
5-2. Changing the lower thread and gimp trimming	34
5-3. Installing the needle	35
5-4. Threading the upper thread	35
5-5. Threading the lower thread	36
5-6. Threading the gimp	37
5-7. Setting the material	38
5-8. Setting the installation position for cloth feed plate (L) (-52 specifications)	40
5-9. Replacing the PROMs	41
6. OPERATION	42
6-1. Name and function of each operation panel item	42
6-2. Starting up	43
6-3. Program setting method	44
6-3-1. Parameter table (Taper bar)	44
6-3-2. Parameter table (Straight bar tacking)	47
6-4. Cycle program	50
6-5. Production counter	51
6-6. Using the program memos	51
7. SEWING	52
7-1. Automatic sewing	52
7-2. Using the EMERGENCY STOP switch	53
7-3. Adjusting the thread tension	54
7-4. Needle and knife position	55
7-5. Setting the feed bracket to the front position	56
7-6. Switching between single-pedal and dual-pedal operation	56
7-7. Using test feed mode	57
7-8. Using manual mode	58
7-9. Changing the mode during an operation	59
7-10. Moving the cloth feed bar (-52 specifications)	59
8. CLEANING AND MAINTENANCE	60
8-1. Cleaning	60
8-2. Draining the oil	61
8-3. Checking the air filter	61
9. STANDARD ADJUSTMENTS	62
9-1. Adjusting the height of the spreader and looper	62
9-2. Adjusting the needle and looper timing	63
9-3. Adjusting the loop stroke	64
9-4. Adjusting the height of the needle bar	65
9-5. Adjusting the clearance between the looper and needle	65
9-6. Adjusting the needle guard	66
9-7. Adjusting the spreader mounting positions	66
9-8. Adjusting the spreader timing	67
9-9. Adjusting the needle racking width (stitch width)	67
9-10. Changing the knife cutting length (Replacing the hammer)	68
9-11. Adjusting the contact between the knife and the hammer	69
9-12. Replacing the knife	70
9-13. Adjusting the cutting pressure	70
9-14. Adjusting the position of the work clamp plate	71
9-15. Adjusting the cloth opening amount	72
9-16. Adjusting the trimming of the upper thread	73
9-17. Adjusting the trimming of the lower thread and gimp	73
9-18. Adjusting the gimp length after trimming (-02, -52 specifications)	74
9-19. Lower thread presser (-02, -52 specifications)	74
9-20. Auxiliary clamp arm (-02, -52 specifications)	75
9-21. Adjusting the cloth feeding speed (-52 specifications)	75
9-22. Adjusting the cloth feed bar home position (-52 specifications)	76
9-23. Adjusting the indexer hole spacing (-52 specifications)	77
9-24. Adjusting the position of limit switch L (-52 specifications)	78
9-25. Adjusting the position of limit switch R (-52 specifications)	78
10. CHANGING FUNCTIONS USING THE MEMORY SWITCHES	79
10-1. Memory switch table	80
11. CHANGING FUNCTIONS USING THE DIP SWITCHES	81
11-1. Panel DIP switches	81
11-2. Circuit board DIP switches	82
12. LIST OF ERROR CODES	84
13. TROUBLESHOOTING	87

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2. SPECIFICATIONS

RH-981A

2-5. Replacement parts list for specification changes

The sewing machine can be changed to any one of L1 - L7 for -02 and -52 specifications by replacing the specified

parts with the appropriate parts given below.

-02 specifications

Plate R assembly

Specifications

(buttonhole length)

Replacement parts set

Plate L assembly

Hammer

Specification harness

S38576-301

S37702-001 (S12)

(14 - 18 mm)

S44238-001

S38577-201

S37704-001 (S16)

S43337-000

S38578-301

S37704-001 (S16)

(18 - 22 mm)

S44239-001

S38579-201

S37706-001 (S20)

S43338-000

S38580-301

S37706-001 (S20)

(22 - 26 mm)

S44240-001

S38581-201

S37708-001 (S24)

S43339-000

S38582-301

S37708-001 (S24)

(26 - 30 mm)

S44271-001

S38583-201

S42053-001 (S28)

S43340-000

S41470-101

S37197-001 (26)

(28 - 32 mm)

S44272-001

S41471-101

S37199-001 (30)

S43341-000

S41472-101

S37199-001 (30)

(32 - 36 mm)

S44273-001

S41473-101

S37201-001 (34)

S43342-000

S41474-101

S37201-001 (34)

(36 - 40 mm)

S44274-001

S41475-101

S35093-001 (38)

S43343-000

Note:

There is 10 mm of difference in the knife cutting position between L1 - L4 and L5 - L7 specifications. (Refer to

page 63.)

-52 specifications

Plate R assembly

Specifications

(buttonhole length)

Plate L assembly

Hammer

Specification harness

Cloth feed plate R

S38576-301

S37702-001 (S12)

(14 - 18 mm)

S38577-201

S37704-001 (S16)

S43360-000

S43809-001

S38578-301

S37704-001 (S16)

(18 - 22 mm)

S38579-201

S37706-001 (S20)

S43361-000

S43809-001

S38580-301

S37706-001 (S20)

(22 - 26 mm)

S38581-201

S37708-001 (S24)

S43362-000

S42139-101

S38582-301

S37708-001 (S24)

(26 - 30 mm)

S38583-201

S42053-001 (S28)

S43363-000

S42139-101

S41470-101

S37197-001 (26)

(28 - 32 mm)

S41471-101

S37199-001 (30)

S43364-000

S43809-001

S41472-101

S37199-001 (30)

(32 - 36 mm)

S41473-101

S37201-001 (34)

S43365-000

S42139-101

S41474-101

S37201-001 (34)

(36 - 40 mm)

S41475-101

S35093-001 (38)

S43366-000

S42139-101

Note:

There is 10 mm of difference in the knife cutting position between L1 - L4 and L5 - L7 specifications. (Refer

to page 63.)

0797Q

0799Q