background image

5. Put the cables through the hole (B) in the chassis

and connect the plugs (A) to the control unit.

A

B

CAUTION: Make sure that the safety catch

operates correctly when the plugs (A) are

connected.

6. Assemble the gear housing and motor in the

chassis. See 

To assemble the gear housing and

motor in the chassis on page 12.

7. Assemble the right half of the chassis. See 

To

remove the front handle on page 9.

8. Attach the front handle in opposite sequence of 

To

disassemble the front handle and start inhibitor on

page 9.

5.5 Power trigger

5.5.1 To disassemble the power trigger and handle

stop

1. Disassemble the front handle and the right chassis

half. See 

To remove the front handle on page 9 and 

To disassemble the chassis on page 8.

2. Disassemble the rear handle. See 

To disassemble

the rear handle on page 16.

3. Remove the handle stop (A) and the spring (B).

Remove the power trigger (C).

C

B

A

5.5.2 To assemble the power trigger

1. Put the power trigger (C) into the handle.

C

B

A

2. Put the handle stop (A) and the spring (B) into the

handle.

3. Assemble the rear handle. See 

To assemble the

rear handle on page 18.

4. Assemble the right chassis half and the front handle.

See 

To remove the front handle on page 9 and To

disassemble the chassis on page 8.

5.6 Gears

5.6.1 To remove the gear housing and the motor

from the chassis

1. Disassemble the front handle and the right chassis

half. See 

To remove the front handle on page 9 and 

To disassemble the chassis on page 8.

2. Disconnect the motor plug from the control unit.

620 - 002 - 29.01.2019

Repair instructions - 11

Summary of Contents for BHT250PD60

Page 1: ...Workshop manual BHT250PD60 English 620 002 29 01 2019...

Page 2: ...the product parts 8 5 2 Chassis 8 5 3 Cutting unit 8 5 4 Front handle 9 5 5 Power trigger 11 5 6 Gears 11 5 7 Gear cutting unit and gear housing 12 5 8 Control unit and battery plug 14 5 9 Keypad 14 5...

Page 3: ...the manual 1 3 Revisions Changes to the product can cause changes to the maintenance work and spare parts Separate information is sent out for each change Read the manual together with all received i...

Page 4: ...ote Used to give more information that is necessary in a given situation 2 2 General safety instructions WARNING Apply a new warning label if a warning symbol on the product is damaged or missing 2 3...

Page 5: ...data BHT250PD60 The numbers show the tightening torque for the component in Nm Lubricate with chainsaw oil Lubricate with grease x6 2 3 Nm 4 mm 8 mm x7 2 3 Nm 4 mm x2 2 3 Nm 4 mm x6 3 4 Nm 8 mm 620 0...

Page 6: ...x4 2 3 Nm 4 mm x10 2 3 Nm 4 mm x8 2 3 Nm 4 mm x4 2 3 Nm 4 mm x2 2 3 Nm 4 mm x5 2 3 Nm 4 mm x2 1 Nm x2 1 Nm 6 Servicing data 620 002 29 01 2019...

Page 7: ...ry to the computer for example product ID There is also a diagnostic tool list and a list of saved error codes The common service tool is also used to update the software in battery products Pos Descr...

Page 8: ...e the original screw with the screw 503 21 74 16 IHSCT MT5x16 5 3 Cutting unit 5 3 1 To disassemble the cutting unit 1 Remove the circlip A and remove the washer B Carefully lift up the hook C and rem...

Page 9: ...A B 2 Remove the 3 screws that holds the handle 3 Remove the handle and position it by the product Make sure that the cables are not damaged 5 4 1 1 To disassemble the front handle and start inhibito...

Page 10: ...ing H out of the handle F F F G G H E G 5 4 1 2 To assemble the start inhibitor and the front handle CAUTION Make sure that the cables are set correctly to prevent damage 1 Put the start inhibitor E p...

Page 11: ...ndle on page 9 and To disassemble the chassis on page 8 2 Disassemble the rear handle See To disassemble the rear handle on page 16 3 Remove the handle stop A and the spring B Remove the power trigger...

Page 12: ...nd the motor in the chassis with 2 screws 3 Connect the plug from the motor to the control unit Attach the plug with the gray cable in position C C CAUTION Make sure that the cables hang straight down...

Page 13: ...Always replace the gasket after you disassemble the gear housing 1 Put the motor on the gear housing 2 Put the gear and cutting unit in the gear housing Attach the cutting unit into the gear housing w...

Page 14: ...Make sure the cables are not damaged and are set correctly in the chassis CAUTION The cables must hang straight down from the plugs Make sure that they are not bent too much 1 Connect plugs D and E on...

Page 15: ...keypad is very easily damaged Do steps 1 3 only when you replace the keypad 1 Clean the surface where the keypad is attached 2 Make sure that the temperature is minimum 15 C Make sure that the temper...

Page 16: ...small screwdriver and pull the connection C out C D 5 10 2 To assemble the main switch 1 Connect cable A and make sure that the contact clicks into place A 2 Assemble the throttle trigger lock and th...

Page 17: ...n until it stops 1 4 C D 4 Push the plastic catch E with a screwdriver until it goes above the heel Turn the fastener D 1 4 of a turn until it stops 1 4 E 5 Use a screwdriver to carefully remove the f...

Page 18: ...to put together the handle halves Note The fastener can only be pressed onto 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 P...

Page 19: ...s the fastener onto the handle 6 Pull out the handle stop C and turn one half revolution clockwise D until the handle stop comes into position 1 2 C D 7 Put the handle in the chassis and connect with...

Page 20: ...stall the software again 6 4 Troubleshooting of the product Symptom Possible causes Recommended step The product does not start No LEDs come on when you press the on off button Defective battery Press...

Page 21: ...eplace the main switch A warning sign on the keypad flashes after start The product hangs up with the green led on The signal between battery and prod uct is defective Make sure that the power connect...

Page 22: ...charger Disconnect charger from the mains outlet for a minimum of 1 minute and then connect to the mains outlet again Make sure that the fan starts and that the green LED comes on for approximately 3...

Page 23: ...ive charger Put a battery in the charger If the same problem occurs replace the charger 6 6 Troubleshooting of the battery connector 6 6 1 To disassemble the battery connector CAUTION The pin in the c...

Page 24: ...ation to the common service tool if the pin is missing or in the incorrect position 2 Put the battery connector with the red wire into the positive side of the plastic housing Align the holes for the...

Page 25: ...easured dB A 89 Sound power level guaranteed LWA dB A 94 Sound levels Sound pressure level at the operator s ear measured accord ing to EN 60745 and EN 60745 2 15 dB A 78 Vibration levels2 Vibration l...

Page 26: ...26 Technical data 620 002 29 01 2019...

Page 27: ...620 002 29 01 2019 Technical data 27...

Page 28: ...www zenoah com 114 04 71 26 2019 01 30...

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