Consew 7360R-1 Manual 

MODEL M H B MAX. SEWING SPEED(S. P. M) 5000 3500 3000 STITCH LENGTH 5mm 7mm PRESSER BY HAND 5mm FOOT LIFT BY KNEE 13 mm DB xl NEEDLE DP x 5 18# - 22# 11#-18# REVERSE SEWING DEVICE yes LUBRICATION automatic lubrication 13. OIL FILLlNG(Fig. 2) 2 1 ) . The oil amount in the oil reservoir is controlled through the reference marks A and B shown in Fig. 2 The mark A in- dicates the max. oil amount level, the mark B for the min. oil amount level. If the oil amount level is under the mark B, replenish the oil reservoir with oil in time. 2) . When filling oil, loosen the oil draining screw (C) , drain off the remaining oil in the oil resrevoir completely, clean the oil res revoir and tighten the oil draining screw ( C), then fill the oil reservoir with fresh oil. 5. OIL PUMP ADJUSTMENT(Fig. 4) clearance O.5-1.0mm By-pass oil hole 4 In ordinary operation, adjustment is not required for the oil pump. If oil splashing does not occur in the oil check window when the machine runs at a low speed (approx. 2000 spm). close the clearance of the bypass oil hole . 2. RUN -IN OPERATION (Fig. 1 ) 1 Before putting a new machine into operation, run - in operation is required for a new machine. Remove the red plugs(A)on the top of the arm and replenish sufficient amount of oil. then lift the presser foot and run the machine at a low speed of 2000 spm to check oil distributing condition through oil check window. When lubricating is normal, keep the ma- chine running - in at the speed of 2000 - 2500 spm for 30 minutes. then increase the running speed gradually. After one month run - in operation. the machine can be run at a high speed of 5000 spm under normal working condition. 14. ROTATING HOOK OIL AMOUNT ADJUSTMENT(Fig. 3) I 3 Adjust the oil amount of the rotating hook by turnir.g the oil amount adjusting screw (Al. Turn the screw(A) clockwise (jn the "+" direction) to increase the oil amount; turn it counter -clockwise (in the" -" direction) to decrease the oil amount. 16. NEEDLE INSTALLATION(Fig. 5) 5 Turning the balance wheel to lift the needle bar to the upper end of its stroke. Loosen the needle clamp screw while keeping the long groove of the needle leftward. fully insert the needle shank up to the bottom of the needle socket. then tighten the needle clamp screw.

1) . The optimum tilt angle of pedal is approximately 15 deg. 2 1 . Adjust the clutch so that the clutch lever (C 1 align with the draw bar( B) as shown in Fig. 6 3 1 . The machine pulley should rotate counter - clockwise when viewed from the outside of it. The rota(lng direction of the motor pulley can be reversed by turning the plug of the motor at 180 deg. 4 1 . Adjust the tension of 0 - belt (F 1 by moving the motor up and down. The proper tension of the 0 belt is a slack of 10 - 20 mm when the belt is depressed at the center of the belt by finger. Is. BELT COVER INSTALLATION(Fig. 7) Install the belt cover for the sake of safety. (9. ADJUST THE OPENING TIME OF THE TENSION DISCS(Fig. 8) Within the presser foot lift range of 2 7 mm, the opening time of the tension discs can be adjusted as follows: 1 ) . Remove the rubber plug from the back of the arm and loosen the screw (Al of the knee lift lever (leftl. 2) . Move the tension releasing cam (D) leftward for ear lier opening or rightward for later opening. It will facilitate the adjustment if putting a block under the presser foot lift. 2 6 7 8

To thread the needle thread, raise the needle bar to the upper end of its stroke, lead the thread from the spool and perform threading as shown in Fig. 9. To draw the bobbin thread, hold the end of the needle thread and tum the balance wheel to lower the needle bar and then lift it to its highest position. Pull the ends of needle thread and bobbin thread frontward under presser foot. 11. WINDING ADJUSTMENT{Fig. 10) The bobbin winder pulley should align with the V - belt and there should be some clearance between them . When the bobbin winder stop latch lever is depressed, the V -belt should be in touch with the bobbin winder pulley in order that the bobbin winder puller can be driven by the V - belt. The thread wound on the bobbin should be neat and tight, if not tight, adjust the winding tension by turning the tension stud nut (A) of the bobbin winder tension bracket. When the thread wound on the bobbin dose not present a cylindrical shape as shown in Fig. 1 O(a), loosen the set screw (B) of the bobbin winder tension bracket and move the bracket (C) leftward or rightward. If the thread is wound as shown in the figure (b), move the bracket rightward or if wound as shown in the figure le), move it leftward. After positioning the bracket adequately, tighten the set screw ( B) Do not overfill the bobbin. The optimum wound length of the thread will fill about 80% of the bobbin capacity. This can be adjusted by the screw (E) of the bobbin winder stop latch. 9 1J 3

Pressure of the presser foot is adjusted in accordance with thickness of materials to be sewn. First loosen the lock nut (A), for heavy materials, turn the pressure regulating thumb screw as shown in Fig 11 (a) to increase the pressure, while for light materials, turn the pressure regulating thumb screw as shown in Fig. 11 (b) to decrease the pressure, then tighten the lock nut (A). The pressure of the presser foot is recommended to be less as long as normal feeding is ensured. 11 13. THREAD TENSION ADJUSTMENT(Fig. 12, 13,14) Normal stitch form ~ ~Needle thread ~~~"""'''''''''''''''''''''''' Bobbin . thread 12 Thread tension should be determined in accordance with the stitches obtained by adjusting the tension of the bobbin thread and needle tension (Fig. 12l. The tension of the bobbin thread: to be adjusted by turning the tension spring regulating screw of the bob- bin case. After adjusting, insert the bobbin into the bobbin case and hold the end of the thread from the bobbin case to hang the bobbin case, if the bobbin case falls slowly and evenly, the proper tension of the bo - bbin thread is obtained. r---S.10mm '; ,-----(.) 14 The tension of the needle thread: to be adjusted by turning the thumb nut. The stroke of the thread take - up spring runs from 8mm to 1 Omm. When sewing very thin fabrics, reduce the thread take - up spring tension and increase the thread take - up spring stroke, whereas increase the thread take - up spring tension and reduce the thread take - up stroke when sewing very thick fabrics. Adjusting the thread take -up spring tension: (Fig. 13)First loosen the set screw (A), turn the tension stud(B)counter -clockwise to decrease the tension of the thread take - up spring (C) to zero, then turn the tension stud (B) clockwise till the spring (C) comes to the notch of the tension regulating bushing, and again turn the tension stud (B) halfway back (counter -clockwise). After the adjustment, tighten the set screw(A)_ Adjusting the thread take -up spring stroke: (Fig. 14) loosen the set screw(B), turn the stud(C) clockwise to increase the stroke or turn the stud (C) counter - clockwise to decrease the stroke. After the adjustment, tighten the set screw (B). 14. ADJUST THE SYNCHRONIZATION OF THE NEEDLE WITH ROTATING HOOK( Fig. 15, 16) 15 When lifting the needle bar from its lowest position of the stroke to the distance A, the hook point D of the bobbin should align with the center line of the needle and be 1. 0 1.5 mm above the upper end of the needle eye. (Fig. 15) MODEL M A 2.2mm 4 16 ~\ i'tle Ilo.o5mm The clearence between the bottom of the needle notch and the hook point should be 0.05 mm (Fig. 16). H B 2mm 2.4mm

The stitch length can be adjusted by turning the dial (Al. The figures on the face (B) of the dial show the stitch length in mm. The reverse feeding starts when the reverse feed lever (e) is depressed, the machine will feed forward again if the reverse feed lever is released. 17 16. ADJUST THE SYNCHRONIZATION OF THE NEEDLE MOTION WITH THE FEED MOTION(Fig. 18, 19) To adjust the feed dog position (G), first should release the two set screw (F) and turn around the balance wheel by hand. When the needle (A) point reaches the surface of the throat plate (B), the top of the feed dog (e) shoud be flush with the throat plate surface. 17. STITCH LENGTH ERROR ADJUSTMENT( Fig. 20) Loosen screw (A) to adjust the stitch length adjusting cam (B) . Turn it rightward to narrow the stitch length as forward sewing, and widen it as reverse sewing; turn it leftward to widen the stitch length as foward sewing, and narrow it as reverse sewing . 18. FEED DOG HORIZONTALITY ADJUSTMENT(Fig. 21) The feed dog is horizontal and 0.8 mm above the throat plate . When the sewing condition requires the tilting of the feed dog, then adjust it. 1). Loosen the feed support crank shaft screw (A); 2) . Press with a screwdriver in the groove of the feed dog support crank eccentric shaft so that the eccentric shaft can turn right and left; Mark position on eccentric shaft ~. Level @+Above Feed dog W«t,t,N:" Standard ~ The front up the max. 3). Tighten the screw (A l. To lift the front part of the feed dog can prevent sewing material from sliding away and prevent the bobbin thread from breaking. ffi..JIIL.Under ~ The front down ~,... the max. 119. THREAD TAKE -UP LEVER OIL SUPPLY ADJUSTMENT(Fig. 22) Before the machine is carried away from the factory, the thread take - up lever oil supply adjusting pin has already been adjusted in the proper state and the user doesn't need the readjustment. As the oil supply amount of the thread take up lever is too large or too small, the adjustment is needed. Adjust as the followings: When the dot mark on the oil adjusting pin is the upper position, the oil is the maximum. (Fig. a) When the dot mark on the oil adjusting pin is the lower position. the oil is the minimum. (Fig. b) Turn the adjusting pin to a certain degree with a screwdriver to make it reach the necessary oil amount position (Fig. c) 5 €) Maximum • oilsupply ;) Minimum e.; oil supply 19 20 21

No. Ref. No. Description Pcs. M H B No. Ref. No. Description Pcs M H B 1 124Tl -002 Face plate 1 1 1 25 22Tl -012F4 Thread tension releasing disc 1 1 1 2 124Tl -003 Gasket for Face plate 1 1 1 26 22T1 -012F5 Thread tension disc 2 2 2 3 22Tl -003C3 Rubber plate 1 1 2 27 22Tl -012F6 Thread take up spring 1 4 22T1 -003C4 Rubber plate 4 4 4 48T1 -003A2 Thread take up spring 1 1 5 22T1 -003C5 Thread guide on face plate 1 1 1 28 22T1 -012F11 Rubber ring 1 1 1 6 22Tl -003C6 Thread guide screw 1 1 1 29 22Tl -012F7 Thread tension regulating bushing 1 1 1 7 22T1 -004 Face plate screw 3 3 3 30 22T1 -012F8 Set screw 1 1 1 8 22T1 -00501 Back plate 1 1 1 31 22T1 -012F9 Thread tension releasing pin 1 1 1 9 22Tl -00502 Gasket for back plate 1 1 1 32 22T1 -013 Set screw 1 1 1 10 22Tl -006 Set screw 8 8 8 33 22Tl -014 Thread guide for arm center 1 1 1 11 22T1 -007 Washer 8 8 8 34 22Tl -003C6 Set screw 1 1 1 12 22T1 -008H Oil check window 1 1 1 35 22Tl -015 Rubber plug 2 2 2 13 36T2 -004 Three hole thread guide 1 1 1 36 22Tl -016 Rubber plug 1 1 1 14 36T2 -005 Set screw 1 1 1 37 36T2 -008 Needle plate 1 15 22T1 -009El Screw 1 1 1 48Tl -004 Needle plate 1 16 36T2 -00603 Spring for pre - tension 1 1 1 78Tl -006 Needle plate 1 17 22Tl -009E3 Discs for pre - tension 2 2 2 38 22Tl -020 Needle plate screw 2 2 2 18 22Tl -009E4 Washer 1 1 1 39 22T1 -021G1 Slide plate 1 1 1 19 G8896 - 76 Spring washer 1 1 1 40 22Tl 021G2 Spring for slide plate 1 1 1 20 22TI -OO9E5 Thread guide for pre tension 1 1 1 41 22T1 -021G3 Screw 2 2 2 21 124T1 ··OO3C1 Knub for thread tension regulator 1 1 1 42 48T1 -005 Leg 3 3 3 22 22Tl ··012Fl0 Thumb nut revolution stoper 1 1 1 43 G893 -76 Washer 2 2 2 23 22T1 - 012F1 Thread tension stud 1 1 1 44 57T1 -008 Ruler plate 1 1 1 24 12411 - 003C2 Thread tension spring 1 45 22T2 -004 Ruler screw 2 2 2 48T1 -003A1 Thread tension spring 1 1 46 22Tl -017 Red rubber plug 1 1 1 47 22Tl -006 Screw 2 2 2 48 22T8 -009 Screw 2 2 2 6

Pes. No. Ref. No. Description M H B No. Ref. No. 1 124T2 -OOlAla Thread take - up lever 1 15 22T2 -007 48T2 -OOlAla Thread take - up lever 1 16 22T2 -008 78T2 -OOlAla Thread take - up lever 1 17 22T2 -009 2 22T2 -001A2 Thread take - up link 1 1 1 18 22T2 -010 3 22T2 -001A3 Thread take up lever hinge pin 1 1 1 19 22T2 -011 4 22T2 -001A4 Thread take - up crank 1 1 1 20 22T2 -012C1 22T2 -001A5 Needle roller bearing 2 2 2 78T2 -003 5 22T2 -001A6 Set screw (left hand thread) 1 1 1 21 124T2 -003Cl 6 22T2 -001A7bl Needle bar link ass. 1 22 22T2-014 4BT2 -001A2 Needle bar link ass. 1 1 Ll8T2 -003 7 22T2 -OOlAB Needle bar connecting bar joint 1 1 1 23 22T2-015 B 22T2 -001A9 Serew 1 1 1 48T2 -004 9 22T2 -002 Screw 1 1 1 24 22T2 -016 10 36T2 -007 Take - up lever guard 1 1 78T2 -002 Take -up lever guard 1 25 22T2 -017 li 22T2 - OOLl Screw 1 1 1 26 22T2-018 12 124T2 -002Bla Needle bar crank 1 27 22T2 -019 124T2 -002B1b Needle bur crank 1 1 28 22T2 -020 13 22T2 -005B2 Screw 2 2 2 14 22T2 -006 Screw 1 1 1 7 Pes. Description .- M H I B Thread take - up crank position screw 1 1 1 Needle bar bushing (upper) 1 1 1 Set screw 1 1 1 Felt plug 1 1 1 Red rubber plug{8.B) 1 1 1 Needle bar bushing (lower) 1 Needle bar bushing (lower) 1 1 Thread guide for needle bar bushing 1 1 1 Needle bar 1 Needle bar 1 1 Thread guide for needle bar 1 Thread guide for needle bar 1 1 Needle (DB xl) 14# 1 Needle(DP x5) 1 1 Needle clamp screw 1 1 1 Needle bar connecting link guide 1 1 1 Set screw 2 2 2 Slido block 1 1 1