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15

Service and Repair Manual

Model 1400KV/1400BV

ASSEMBLY

Fig. 19

Fig. 20

1.

Refit the small screws (A) to the inner side of the
casing (50).

2.

Press bearing outer (41) into housing (50).

Refitting the
Taper Roller
Bearing
Housing

1.

Position bearing clamp plate (55) over the
armature.

2.

With service tool press the bearings (54) and (58)
onto armature shaft (57).

3.

Fit ‘O’ ring (53) into bearing housing (50).

4.

Fit the assembly into the bearing housing (50)
and secure with the four Allen bolts (56).

(Torque load to 4.5 Nm).

Assembling
the Armature

Assembling
the Field Case

1.

Ensure correct location of field location rubbers
(63) and mount (62) prior to assembly.

2.

Position the field coil assembly (60) into the field
case (66).

3.

Fit the baffle gasket (51) and baffle (59) to the
field case. Ensure correct orientation.

4.

Locate the field case (66) over the armature
assembly (57) and fit. Secure with the four
retaining Allen bolts (65). 

(Torque load to 4.5

Nm).

5.

Refit the brush and switch lead assemblies (61)
and (84).

50

A

B

53

57

A

56

55

54

50

66

65

61

60

59

51

50

84

62

72

57

63

Fig. 21

58

41

Summary of Contents for 1400 Series

Page 1: ......

Page 2: ... 9170 3038 60 ANVIL GUIDE MODEL 1400MV ITEM NO PART NO Nm In lbs 31 9170 0197 40 4 5 40 35 9170 0510 60 30 266 52 9170 6304 30 2 0 18 56 9170 2937 10 4 5 40 65 9170 2937 00 4 5 40 69 9170 2300 70 2 0 18 82 9170 2604 00 2 0 18 91 9170 1756 10 2 0 18 113 9170 7070 14 30 266 MODEL 1400KV 1400BV ITEM NO PART NO Nm In lbs 31 9170 0197 40 4 5 40 35 9170 0510 60 30 266 52 9170 6304 30 2 0 18 56 9170 2937...

Page 3: ...ould ONLY be checked for hammer performance if the unit passes the electrical safety test Removing the tool locking mechanism 1400 1400B 1 Using a hammer and suitable drift remove the latch bar 4 2 Remove and retain the latch end retainer 7 spring 6 and cover 5 Removing the nosepiece 1400 1400B 1 Remove the six Allen retaining screws 35 from the nose piece 8 2 Remove the nosepiece assembly 8 3 Rem...

Page 4: ... 19 20 13 16 17 18 12 14 15 21 22 20 34 Dismantling the SDS assembly 1400M 1 Remove end cap 102 and chuck cover 103 2 Remove the following items wire clip 104 buffer stop 105 buffer 106 SDS chuck 107 3 Remove two latches 108 and remove the following items latch plate 109 spring 110 lock plate 111 lock chuck 112 Removing the driver 1400M 1 Remove six screws 113 nose piece 115 four balls 114 and tra...

Page 5: ... 41 from the layshaft 47 and the layshaft 49 from the inclined shaft bearing 41 48 46 47 41 41 B 41 48 47 41 46 41 A Removing the hammer casing 1 Remove the six Allen bolts 35 and their associated washers 36 2 Remove the hammer casing 34 from the bearing housing 51 Remove and discard the gasket 49 Removing the Inclined Shaft Bearing ISB Assembly 1 Withdraw the complete inclined shaft 47 bearing as...

Page 6: ...piston 45 Removal and Dismantling of the Piston Assembly Removal of the Barrel Assembly 1 Remove the three retaining screws 31 and the barrel retainer 38 2 Press the barrel assembly 37 from the hammer case 34 Note The following procedure is carried out only if the barrel is damaged or worn and is to be replaced 45 44 42 34 43 23 24 25 34 31 38 34 37 Removal of the Carbon Brushes 1 Remove two screw...

Page 7: ...s inside the housing 73 3 Remove the handle cover retaining screw 82 and withdraw the rear grip 81 4 Disconnect the wires from the switch 83 5 Remove the switch assembly from the handle 77 73 79 80 81 83 77 80 79 78 Fig 16 Fig 15 Dismantling the field case 1 Remove two brush cover retaining screws 76 and remove the covers 75 2 Release the brush spring 68 3 Release the locating screws 94 and remove...

Page 8: ...four retaining Allen bolts 56 and withdraw the armature assembly B 2 Place the assembly into a suitable vice and remove the bearing 54 and bearing clamp plate 55 3 Remove O ring 53 1 Remove the two screws A from the inner face of the bearing housing 2 Refit longer screws A and turn alternatively to withdraw bearing outer ring 53 57 A 56 55 54 B 50 B 50 A 58 ...

Page 9: ...should be cleaned in a suitable cleaning fluid Electrical parts should be cleaned by the use of compressed air PRECAUTIONS MUST BE TAKEN FOR PERSONAL SAFETY THE USE OF EYE PROTECTION AND GLOVES IS RECOMMENDED Inspection All mechanical and electrical parts should be inspected for wear and replaced as required Lubrication At service and repair intervals the lubrication should be carried out as shown...

Page 10: ...AL TESTING ELECTRICAL PERFORMANCE TEST READINGS Electrical test Before assembly all electrical parts MUST be checked for safety and that they conform to specification A Armature shaft to lamination pack 2500 volts B Lamination pack to commutator 1500 volts C Armature shaft to commutator 4000 volts D Commutator to commutator bush 1500 volts E Commutator bush to shaft 2500 volts Testing the Armature...

Page 11: ...housing 50 and secure with the four Allen bolts 56 Torque load to 4 5 Nm Assembling the Armature Assembling the Field Case 1 Ensure correct location of field location rubbers 63 and mount 62 prior to assembly 2 Position the field coil assembly 60 into the field case 66 3 Fit the baffle gasket 51 and baffle 59 to the field case Ensure correct orientation 4 Locate the field case 66 over the armature...

Page 12: ...ng 79 5 Fit the upper support rubber 78 and handle support 79 and locate into motor housing 73 Fit and secure the upper locking plate 80 Refitting the Motor Housing Assembly 1 Position the motor housing 73 over the bearing housing 50 ensuring correct orientation 2 Fit the six inserts 74 and their respective Allen bolts 35 Torque load to 15 Nm 50 74 35 73 DETAIL A DETAIL B CONDENSOR CONDENSOR CONNE...

Page 13: ...37 ensure the correct alignment of ISB slot 3 Insert the barrel retaining bracket 38 ensuring correct location of lug Fit retaining screws 31 4 Remove location ring 21 1 Fit bearing clips 24 to striker 23 Note Fit striker to barrel and check for free movement If restricted discard the clips for better fit 2 Fit the Nu lip Seal 25 to striker 23 3 Lightly lubricate the assembly 23 and fit into the b...

Page 14: ...ing washers 39 into the Hammer Case bearing housing 34 as follows 2 x facing inward 2 x facing outward See insert A 2 x facing inward 2 x facing outward 2 Place steel washer 40 on to the spring washer assembly 39 Fit the bearing outer 41 3 Insert the ISB assembly A into the Hammer Case 34 ensure the inclined shaft 46 engages with the piston gudgeon pin Ensure the assembly fits into the bearing hou...

Page 15: ...he anvil housing 14 2 Lightly lubricate the anvil 13 and fit seal assembly 12 Insert anvil 13 into the housing 14 and ensure correct fit 3 Fit the recoil ring 16 recoil absorber 17 ring 18 and catcher housing 19 Assembly of the Anvil Unit 1400 1400B 19 13 16 17 18 12 14 15 3 35 8 11 14 20 21 20 34 Fitting the Front Handle Assembly 1400 1400B 1 Position the strap casting 26 over the hammer case 34 ...

Page 16: ... 2 Fit the following items junk ring 118 O ring 126 driver 117 O ring 126 3 Fit the following items and secure using six screws 35 trans housing 124 O ring 121 nose cover 120 nose piece 115 four balls 114 1 Fit the following items and secure using two latches 108 lock chuck 112 lock plate 111 spring 110 latch plate 109 2 Fit the following items and secure using wire clip 104 SDS chuck 107 buffer 1...

Page 17: ... ON apply 2000 volts initially and increase rapidly to 4000 volts between the main casting and one of the pins of the plug on the power supply cord Apply test to both live and neutral pins 2 The full voltage of 4000 volts should be maintained without breakdown or flashover for a few seconds 3 If the armature has been tested remove the carbon brushes before carrying out the test thus avoiding over ...

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