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Brother BAS-311H 10-14.Adjusting the intermittent work clamp, 10. STANDARD ADJUSTMENTS, <Changing the installation position of stepping clamp link A

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10. STANDARD ADJUSTMENTS

10-14. Adjusting the intermittent work clamp

The intermittent stroke can be adjusted to within 2 − 10 mm by adjusting the position of the stepping clamp connecting rod and changing the installation position of stepping clamp link A.

<Changing the installation position of stepping clamp link A>




3137B	5011Q

1.Remove the face plate.

2.Remove the two screws (1) and the two shoulder screws (2), and then remove stepping clamp link A (3).

3.Change the installation position for stepping clamp link A (3) to either A, B or C above.

If the position of the stepping clamp connecting rod is adjusted as described in the following at any one of the installation positions, the adjustment range for the intermittent stroke will as given in the following table.

Installation position	Intermittent stroke range
A	2 − 4.5mm

B	4.5 − 10mm

C	0 mm (Intermittent presser foot does not move
C	up and down)	5012Q
	up and down)

BAS-311H

Contents

Page Page [1] Safety indications and their meanings Indications Symbols [2] Notes on safety Page [3] Warning labels Page 1. NAMES OF MAJOR PARTS 2. SPECIFICATIONS 3. INSTALLATION 4. PREPARATION BEFORE SEWING 5. USING THE OPERATION PANEL 8. SEWING 9. CLEANING 10. STANDARD ADJUSTMENTS LIST OF ERROR CODES TROUBLESHOOTING 1. NAMES OF MAJOR PARTS 2. SPECIFICATIONS 3. INSTALLATION 3-1.Table processing diagram 3-2.Installing the control box 3-3.Installing the oil pan 3-4.Installing the machine head NOTE: Page Page 3-5.Installing the operation panel 3-6.Installing the two-pedalfoot switch <Foot switch operating method 3-7.Connecting the cords < Main P. C. board < Motor P. C. board 3-8.Connecting the ground wire 3-9.Connecting the power cord < Seen from underneath table < EU specifications＞ <200 V system <100 V / 400 V system 3-10.Installing the cotton stand 3-11.Installing the pneumatic unit (pneumatic work clamp specifications) <Adjusting the speed controller 3-12.Installing the eye guard 3-13.Installing the side cover and rear cover 3-14.Lubrication 3-15.Installing the machine head fixing bolt 3-16.Checking the machine head switch <If error [E050], [E051] or [E055] is displayed 4. PREPARATION BEFORE SEWING <Threading mode 4-3.Winding the lower thread CAUTION Adjusting the bobbin winding amount If the thread winds onto the bobbin unevenly 4-4.Installing the bobbin case 4-5-1.Lower thread tension 4-5-2.Upper thread tension 4-6.Starting up Before turning on the power switch, check that the needle bar is at the needle up stop position 5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5. USING THE OPERATION PANEL (BASIC OPERATIONS) 5-1.Name and function of each operation panel item (1) Power indicator (2) CAUTION indicator (3) RESET key (12) SPLIT No. indicator (13) WIPER indicator (14) SELECT key (15) PROGRAM No. display (16) Menu display 5-2.Program setting method 1 Select the item to be changed Change the setting for the parameter Repeat steps 1 to 2 above to record the settings for each parameter 5-2-1.Parameter list Slow start pattern Counter Split No Thread wiping 5-2-2.Using the lower thread counter <Initial value setting <Lower thread counter operation 5-2-3.Using the production counter <Production counter operation 5-2-4.Split number setting method 5-3.Copying programs Press the 2 Switch to program copy mode 3 Select the copying destination program number 4 Copy the program 5-4.Checking the sewing pattern Start continuous test feed mode [Fast-forwardtest mode] [Test interrupt mode] [Paused sewing standby mode] When the setting value for memory switch No. 003 is “2” NOTE: Intermittent presser foot operation 6.USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6.USING THE OPERATION PANEL (ADVANCED OPERATIONS) 6-1.Setting memory switches Change the mode to memory switch setting mode the setting for If you would like to display only the numbers of 6-2.List of memory switch settings Page 6-3.Using cycle programs <Recording method Switch to cycle program recording mode Select a cycle program number Select the program number to be recorded in step Page <Method of use 6-4.Direct selection However, if a program number has nothing recorded, it will not be displayed <Function keys 406 = 0 (Initial setting) 406＝1 6-5.Resetting all settings to their defaults 1 Change to initialization mode [Reference] ALL MEM 7. USING SD CARDS [Read/write mode list] 7-4.Reading additional sewing data Ending read/write mode 8. SEWING Page 9. CLEANING 9-2.Cleaning the control box air inlet ports 9-3.Draining the oil 9-4.Cleaning the eye guard 9-5.Checking the needle 9-6.Lubrication 9-7.Applying grease (Feed mechanism) Page 10. STANDARD ADJUSTMENTS 10-2.Thread take-upspring <Thread take-upspring height <Thread take-upspring tension 10-3.Arm thread guide R 10-4.Adjusting the needle bar height 10-5.Adjusting the timing and the driver needle guard 10-6.Adjusting the needle clearance 10-7.Adjusting the shuttle race thread guide 10-8.Rotary hook lubrication amount 10-9.Adjusting the position of the movable knife Page 10-10.Replacing the movable and fixed knives 10-11.Installing the feed plate 10-12.Adjusting the thread wiper Note: 10-13.Presser foot installation position 10-14.Adjusting the intermittent work clamp <Changing the installation position of stepping clamp link A <Stepping clamp connecting rod position adjustment 10-15.Adjusting the work clamp lift amount <Motor-drivenwork clamp specifications <Pneumatic work clamp specifications 10-16.Adjusting the air pressure (pneumatic work clamp specifications) Page 11. LIST OF ERROR CODES 11.LIST OF ERROR CODES Motor-relatederrors E111 E121 E130 Feed mechanism-relatederrors E200 E201 E204 E205 Work clamp-relatederrors E300 E301 Communication and memory-relatederrors E401 E410 E411 E412 Data editing-relatederrors E500 E502 E510 E511 P.C. board-relatederrors E700 E701 E705 E710 12. TROUBLESHOOTING Lower thread winds to one side Lower thread winding amount is incorrect Thread unraveling at Upper thread is breaking Lower thread is Needle breaks Upper thread is not cut Upper thread is not tight Lower thread is not Poor seam finish on underside of material at 13. 7-SEGMENTDISPLAY LIST MEMO