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7

Service and Repair Manual

Model 845K

Wire Color

WIRING

SCHEMATIC

Inductor Boat

Wire

Origin or

No.

110 V

120 V

230 V

Part No.

Connection

1

Blue

White

Blue

Cord

Switch

2

Brown

Black

Brown

Cord

Switch

3

Red

Red

Red

Field

Lead  9

4

Red

Red

Red

Field

Switch

5

Yellow Yellow

Yellow

Field

Brush Holder

6

Black

Black

Black

Field

Brush Holder

7

White

White

White Motor Control Assy. Switch

8

Black

Black

Black

Motor Control Assy. Switch

9

Black

Blue

Red

Motor Control Assy. Lead  3

Tuck all wiring into left handle half

prior to assembling right handle half.

This  will  avoid  pinched  wires.

Wrap

wire  tie  around

electronics  boat

to retain leads as

shown.

Cord to

be inserted into clamp

trap. Cord to extend 1/4"

minimum above top of

clamp. (For 120 V only.

See below for 110 V

and 230 V.)

Fast-on

terminals must be

completely  connected

between leads 4 and 9.

Keep leads

away  from

potential

pinch points.

Electronics  Assembly

WIRING  SPECIFICATIONS

SWITCH

CONNECTIONS

(Bottom  view)

Tuck leads

5 and 6

away  from

armature.

BRUSH CARD

ASSEMBLY

Brush to

brush plate

connections.

Brush  shunt  wires  to

be positioned up in

brush tube slots, as

shown,  for  full  travel.

Check that there is

clearance  between  the

fan and brush shunt

wires.

Brush

springs

must be seated

in slot located on

brush  tubes.

As  an  aid  to  reassembly,  take  note  of  wire  routing  and

position  in  wire  guides  and  traps  while  dismantling  tool.

110 V and 230 V

QUIK-LOK CORD

ORIENTATION

Содержание 845K

Страница 1: ...9800 0336 01 a 845K GB DateCode 0001L2001 ...

Страница 2: ...to prevent any adverse damage occuring ALL SEALS GASKETS GREASE OR OTHER PARTS DEEMED NECESSARY FOR SERVICINGARE IN THE SERVICE KIT ALLNEEDLE ROLLER BEARINGS SHOULD BE PRESSED WITH THE ROUNDED EDGE ENTERINGTHE BORE FIRST ANDTHE PRESSTOOL PRESSINGAGAINSTTHE FLAT SURFACE OF THE BEARING Cleaning All mechanical parts with the exception of any sealed bearings should be cleaned in a suitable cleaning fl...

Страница 3: ...Carbon Brush 2 36 9170 3252 00 Brush Carrier Assembly 1 39 9170 4669 20 Blade Housing Assembly 1 40 9170 4671 90 Quik Lok Cord Set 1 FIG PART NO DESCRIPTION OF PART NO REQ 41 9170 3252 10 Brush Spring 2 42 9170 4652 10 Speed Control Switch 1 47 9170 3254 10 Upper Handle Mount 1 50 9170 4652 30 Motor Cover 1 51 9170 4669 40 Left Handle Half 1 52 9170 4669 50 Right Handle Half 1 53 9170 3251 70 Moto...

Страница 4: ..._________________________________ ___________________________________________ ________________________________________ ___________________________________________ FASTENERTORQUESPECIFICATIONS IN LBS SEATING TORQUE FIG NO MINIMUM MAXIMUM 14 120 140 15 20 25 16 30 35 19 30 35 20 25 30 21 20 25 22 25 30 25 30 20 25 6 10 105 60 70 HANDLE HALVES AND SHROUDS CUSHION GRIP CRANKCASE COVER 23 24 9170 4671 ...

Страница 5: ...g 1 100 9170 3255 10 Connecting Rod Assembly 1 101 9170 4671 20 Dust Seal Hex 1 102 9170 4671 30 Oil Seal 1 104 9170 4668 00 Striker 1 105 9170 4668 10 DG50 x 16mm Torx Pan Head Screw 4 106 9170 4671 80 Felt Seal 2 107 9170 3260 10 Thrust Washer 2 108 9170 3261 10 Barrel Thrust Washer 1 109 9170 3260 90 Striker Cushion Washer 1 113 9170 3257 90 Wave Washer 1 115 9170 4651 60 Hex Head Bolt Special ...

Страница 6: ...S OF THE INTERMEDIATE HOUSING 46 9 44 PRESS NEEDLE BEARING 9 INTO CRANKCASE 44 FLUSH WITH TOP OF BORE AS SHOWN 81 LIGHTLY GREASE INSIDE OF BARREL 81 BEFORE ASSEMBLY 48 73 SMALL OUTSIDE DIAMETER OF SPINDLE 73 IS TO BE LUBRICATED WITH A LIGHT COAT OF GREASE BEFORE ASSEMBLING THE NOSE ASSEMBLY 48 TO THE TOOL 48 73 102 NOSE ASSEMBLY 48 MUST BE PLACED SQUARELY OVER SPINDLE 73 WHEN ASSEMBLING TO PREVENT...

Страница 7: ...nics boat to retain leads as shown Cord to be inserted into clamp trap Cord to extend 1 4 minimum above top of clamp For 120 V only See below for 110 V and 230 V Fast on terminals must be completely connected between leads 4 and 9 Keep leads away from potential pinch points Electronics Assembly WIRING SPECIFICATIONS SWITCH CONNECTIONS Bottom view Tuck leads 5 and 6 away from armature BRUSH CARD AS...

Страница 8: ...00 Volts min C Armatuure shaft to commutator 3000 Volts min ELECTRICAL PERFORMANCE TEST READINGS CLUTCH SLIP Measured on disassembly assembly 35 45ft lbs 47 61Nm Non Electrical Test Note On all test readings or 5 of figures shown is acceptable 845K 845K MODEL 110V 120V 220V 240V ARMATURES 440 506 Ohms 440 506 Ohms 1 283 1 477 Ohms FIELD COILS 845K 110V 120V 220V 240V 4 5 6 5 Amps 4 5 6 5 Amps 2 9 ...

Страница 9: ...d 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 overstressing the armature insulation system 4 The test voltage must be applied between the main casting and each live pin of the plug in succession Running Test 1 Ensure the unit is switched ON before testing Operate the unit for approx 10 minut...

Страница 10: ...9800 0336 01 a 55 24 3825 Drwg 3 04 02 Atlas Copco Berema AB Sickla Industriväg 1A S 105 23 Nacka Sweden Telephone 46 0 8 743 9600 Fax 46 0 8 743 9650 ...

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