Zenoah BHT250PD60 Workshop Manual
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Zenoah BHT250PD60 Workshop Manual

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Workshop manual
BHT250PD60
English
620 - 002 - 29.01.2019

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Summary of Contents for Zenoah BHT250PD60

  • Page 1 Workshop manual BHT250PD60 English 620 - 002 - 29.01.2019...

  • Page 2: Table Of Contents

    2.2 General safety instructions........4 2.3 Symbols on the product......... 4 2.4 Special safety instructions........4 3 Servicing data 3.1 Servicing data BHT250PD60 ........ 5 4 Servicing tools 4.1 Diagnostic tools .............7 5 Repair instructions 5.1 To clean and examine the product parts....8 5.2 Chassis..............

  • Page 3: Introduction

    1.5 Servicing tools The manual gives information about necessary servicing tools. Always use original tools from Husqvarna/Zenoah. 620 - 002 - 29.01.2019 Introduction - 3...

  • Page 4: Safety

    2 Safety 2.1 Safety definitions WARNING: Do not put the battery back until the product is assembled. Warnings, cautions and notes are used to point out specially important parts of the manual. 1. Press in the catches (1) and remove the battery (2). WARNING: Used if there is a risk of injury or death for the operator or bystanders if the instructions in the manual are not obeyed.

  • Page 5: Servicing Data

    3 Servicing data 3.1 Servicing data BHT250PD60 The numbers show the tightening torque for the component in Nm. ▲ Lubricate with chainsaw oil ● Lubricate with grease (x6) 3 ~ 4 Nm 8 mm 8 mm (x7/) 2 ~ 3 Nm...
  • Page 6 (x4) 2 ~ 3 Nm 4 mm (x10) 2 ~ 3 Nm 4 mm (x2) 2 ~ 3 Nm 4 mm (x8) 2 ~ 3 Nm 4 mm (x4) 2 ~ 3 Nm 4 mm (x2) 1 Nm (x2) 1 Nm (x5) 2 ~ 3 Nm 4 mm 6 - Servicing data...

  • Page 7: Servicing Tools

    The common service tool is also The common service tool (CST) tool is used with a used to update the software in battery products. computer (not included) for Husqvarna/Zenoah products. The common service tool transmits data from the product and battery to the computer, for example Pos.

  • Page 8: Repair Instructions

    5.3.2 To assemble the cutting unit • Assemble in the opposite sequence of disassemble the cutting unit on page 8 . Tightening Servicing data BHT250PD60 on page 5 . torque: see 5.3.3 To lubricate the gearbox Instructions of lubricating when replacing the cutting board.

  • Page 9: Front Handle

    503 98 96-03 (20g). The gearbox must not be fully filled 1. Remove screw (A) and lift off the cover (B) above with grease. the handle cables. • Apply approximately 2.5 g of grease. 2. Remove the 3 screws that holds the handle. 3.
  • Page 10 1. Put the start inhibitor (E), plastic clips (F) and WARNING: The spring can eject and cause springs (G and H) in the handle. injury. Put on protective goggles. 4. Remove the 10 screws and carefully remove the handle half. 2.

  • Page 11: Power Trigger

    5. Put the cables through the hole (B) in the chassis 5.5.2 To assemble the power trigger and connect the plugs (A) to the control unit. 1. Put the power trigger (C) into the handle. 2. Put the handle stop (A) and the spring (B) into the handle.

  • Page 12: Gear, Cutting Unit And Gear Housing

    3. Remove the 2 screws that hold the gear housing 3. Connect the plug from the motor to the control unit. and motor in the chassis. Attach the plug with the gray cable in position (C). CAUTION: Make sure that the cables hang 4.
  • Page 13 5.7.2 To disassemble the gears 1. Put the motor on the gear housing. 1. Remove the circlip (A), remove the washer (B), 2. Put the gear and cutting unit in the gear housing. carefully lift up the hook (C) and remove the cutting Attach the cutting unit into the gear housing with 2 unit.

  • Page 14: Control Unit And Battery Plug

    5.8 Control unit and battery plug 1. Connect plugs (D and E) on the battery plug to the control unit. 5.8.1 To disassemble the control unit and battery plug 1. Disconnect the plugs to the front handle from the To assemble the start inhibitor and control unit.
  • Page 15 Disassemble the keypad if there is damage on the rear Do steps 1-3 only when you replace the keypad. handle, the keypad or when troubleshooting indicates a 1. Clean the surface where the keypad is attached. defect. 1. To disconnect the plug (A), press the catch (B) and carefully pull the plug.

  • Page 16: Main Switch And Main Cable

    6. Put in the connector (A). 5.10.2 To assemble the main switch 1. Connect cable (A) and make sure that the contact clicks into place. 5.10 Main switch and main cable 2. Assemble the throttle trigger lock and throttle trigger. 5.10.1 To disassemble the main switch 3.
  • Page 17 5. Use a screwdriver to carefully remove the fastener Note: Hold the parts in position in the handle when you from the handle. Then remove it from the cables disassemble it. together with the O-ring. 1. Carefully lift out the cables, plug (A) and clips (B). Disconnect the plug.
  • Page 18 9. Remove they keypad, the main switch and the Note: The fastener can only be pressed onto the handle cables from the handle. when the groove and the heel on the handle engage. Make sure that the O-ring is set correctly in the fastener. 1.
  • Page 19 4. Put the cable through the O-ring and the fastener. 8. Connect the plug (A) and put the cables with clips Lubricate the O-ring lightly with grease to make the (B) in the chassis. assembly easier. 5. Press the fastener onto the handle. 6.

  • Page 20: Troubleshooting

    6 Troubleshooting 6.1 Overhaul Note: Refer to the manual for the common service tool for instructions and obey the instructions. Examine the components of the product. You find repair and servicing instructions for each component in the related chapters of this manual. 2.
  • Page 21 Symptom Possible causes Recommended step Changing motor speed. Defective connection in main switch Make sure that the keypad connector signal connector. is correctly assembled, dry, not dam- aged and that there is no corrosion. Damaged or worn main switch. Replace keypad. A warning sign on keypad flashes Temperature too high.

  • Page 22: Troubleshooting Of The Battery And Battery Charger

    6.5 Troubleshooting of the battery and battery charger Symptom Possible causes Recommended step No LEDs flash on the battery when Defective battery. Replace the battery. you press the start button. A warning sign shows a constant red Defective battery. Replace the battery. light on the battery when the start but- ton is pressed.

  • Page 23: Troubleshooting Of The Battery Connector

    Symptom Possible causes Recommended step A green lamp on the charger comes Defective Battery. Put the battery in a charger. If the on for approximately 5-10 seconds same problem occurs, replace the when the battery is attached. After battery. that a red warning sign flashes on the Defective charger.
  • Page 24 6.6.2 To assemble the battery connector 3. Put the battery connector with the black wire into the negative side of the plastic housing. Align the holes CAUTION: The pin in the connector of the wire for the pins. is loose and can fall out. 1.

  • Page 25: Technical Data

    7 Technical data 7.1 Technical data BHT250PD60 Motor PMDC (4-brush) Motor type Weight Weight without battery, kg/lb 3.8/8.4 Cutting equipment Type Double sided Blade length, mm/in 600/23.6 Blade speed, cuts/minute with SavE activated 3200 Blade speed, cuts/minute with SavE deactivated...
  • Page 26 26 - Technical data 620 - 002 - 29.01.2019...
  • Page 27 620 - 002 - 29.01.2019 Technical data - 27...
  • Page 28 114 04 71-26 2019-01-30...

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