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Milwaukee Kango 840M Service & Repair Manual
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Milwaukee Kango 840M Service & Repair Manual

Milwaukee Kango 840M Service & Repair Manual

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840M
Date Code
0002L2002

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Summary of Contents for Milwaukee Kango 840M

  • Page 1 840M Date Code 0002L2002...

  • Page 2: Warranty And Liability Statement

    Service and Repair Manual Model 840M General For best performance hammers should be serviced at regular intervals, any indication that the hammer is not performing as specifi ed should be investigated to prevent any adverse damage occuring. ALL SEALS, GASKETS, GREASE OR OTHER PARTS DEEMED NECESSARY FOR SERVICING ARE IN THE SERVICE KIT. ALL NEEDLE ROLLER BEARINGS SHOULD BE PRESSED WITH THE ROUNDED EDGE ENTERING THE BORE FIRST, AND THE PRESS TOOL PRESSING AGAINST THE FLAT SURFACE OF THE BEARING.
  • Page 3 Service and Repair Manual Model 840M EXAMPLE: Component Parts (Small #) Are Included When Ordering The Assembly (Large #). %SEE PAGE 5 FOR ADDITIONAL LUBRICATION AND SERVICE NOTES FIG. PART NO. DESCRIPTION NO. REQ. 9170 4650 00 Ball Bearing 9170 4660 90 9170 4672 80 Vent Kit 9170 3253 10...
  • Page 4 Service and Repair Manual Model 840M Chamfer for barrel washers (119) are to face to the outside, as shown. %SEE PAGE 5 FOR ADDITIONAL LUBRICATION AND SERVICE NOTES NOTE: Do not wash clutch gear assembly (57). If needed, wipe off with a dry rag. Coat gearcase seal (62) with lubrication prior to placement in the gearcase (38).
  • Page 5 Service and Repair Manual Model 840M FIG. PART NO. DESCRIPTION OF PART NO. REQ. Press Needle Bearing (7) 9170 3254 90 Ball Bearing in Connecting Rod (109) 9170 4650 40 Ball Bearing so that the same amount 9170 4672 80 Vent Kit sticks out on both sides 9170 3255 20...
  • Page 6 Service and Repair Manual Model 840M Press metal insert of fan to here. Press fan (3) onto armature (30) such that the metal insert of the fan bottoms against the fan journal shoulder of the armature shaft. After the armature assembly (30) is installed into the tool, the bearing cup (86) is to be placed on the rear armature bearing (1), (already pressed onto the...
  • Page 7 Service and Repair Manual Model 840M NOTE: Module wires #3 and #4 are not polarity sensitive. CORD TO BE INSERTED INTO CLAMP TRAP. TERMINAL DESCRIP- WIRING SPECIFICATIONS Code Part No. Qnty. Wire Wire Origin or Length Terminals, Connectors and 1 or 2 End Wire Preparation Gauge Color Brown Cord Assy.

  • Page 8: Electrical Testing

    Service and Repair Manual Model 840M ELECTRICAL TESTING Electrical test Before assemby all electrical parts MUST be checked for safety, and that they conform to specifi cation. Testing the Armature (Flash Testing) Armature shaft to lamination pack 1500 Volts (min) Lamination pack to commutator 1200 Volts (min) Armatuure shaft to commutator...

  • Page 9: Fault Finding

    Service and Repair Manual Model 840M WARNING LETHAL VOLTAGES PRESENT!! IMPORTANT On completion of the assembly, the unit must be fl ash tested at 4000 volts. Flash Test With the breaker completely assembled and with the switch "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.
  • Page 10 Sickla Industriväg 1A, S-105 23 Nacka Sweden Telephone: +46 (0) 8 743 9600 Fax: +46 (0) 8 743 9650 9800 0330 01 a 55-24-1125 Drwg. 4 08/06...