1.5 Servicing tools The manual gives information about necessary servicing tools. Always use original tools from Husqvarna. 1597 - 003 - 05.07.2023 Introduction - 3...
2 Safety 2.1 Safety definitions WARNING: Do not put the battery in the battery holder before the product is assembled. Warnings, cautions and notes are used to point out specially important parts of the manual. • Push the battery release button (A) and remove the WARNING: Used if there is a risk of injury battery (B).
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WARNING! Kickbacks can be sudden, rapid and violent and can cause life threatening injuries. Read and understand the instructions in the manual before using the product. Make sure that the cutting blade does not have cracks or other damages. Do not use circular saw blades. Environmental mark.
Belt assembly tool To install and remove the drive belt. 596 55 26-02 Interface box for Rest Of To connect the product to the Husqvarna Service Hub. 598 07 28-01 the World Interface box for USA To connect the product to the Husqvarna Service Hub.
5 Product overview for repair and servicing 5.1 Product overview 1. Water nozzle 12. Blade guard 2. Water valve 13. Cutter arm 3. Battery release button 14. Belt guard 4. Power trigger lockout 15. Type plate 5. Power trigger 16. Front ground support 6.
5.2 Product overview K 1 PACE Rail 1. Power trigger lockout 2. Power trigger 3. Adjustment handle for blade guard 4. Blade guard 5. Cutting blade 6. Installation point for rail fixture on the right side 7. Flange for blade, spindle, arbor bushing 8.
4. Do a check of the water valve. Replace the water Wet system on page valve if it is damaged, refer to 2. Read the error codes in the Husqvarna Service Hub. 34 . Not applicable for K 1 PACE RAIL. 3. Use the Husqvarna Service Hub to update the 5.
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6.1.5 To do troubleshooting of the Husqvarna on the product. Service Hub If there is no signal to the Husqvarna Service Hub when it is connected to the product, do the procedure that follows. 1. Make sure that the connectors on the battery and on the product are clean and not damaged.
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Replace the control unit, refer to move and install the control unit on page The control unit is damaged. 25 . Connect the product to Husqvarna Service Hub and refer to the spare part change flow. Replace the control panel, refer to The product does not start.
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There is a short circuit in the control 25 . Connect the product to Husqvarna power trigger, then immediately unit. Service Hub and refer to the spare part stops.
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Replace the drive belt, refer to The indicator is You must do servicing of the X- 28 . Reset the X-Halt light in the Husqvarna Service Halt function. Hub. Pull the power trigger 1 time to reset the error warn- There is a battery error.
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RA one side. 11 is installed. The indicator is The two clamp switches are dam- Speak to an approved Husqvarna service center. on and the RA aged. 11 has been in- stalled on the left and the right side.
Clean the heat sink of the control unit with a brush. Clean the trigger magnet to remove metal filings. Only applicable for K 1 PACE RAIL. Do a check of the cables and make sure that they are not damaged.
8 Repair instructions 8.1 Handle half 4. Remove the plate battery rails. 8.1.1 To disassemble and assemble the handle half 1. Remove the 10 screws and the left handle half. 2. Remove the battery release button from the locking clip. 5.
8.2 Control unit 4. Remove the screw that holds the control unit. 8.2.1 To remove and install the control unit CAUTION: If you replace the control unit, download the software to it with CST/HSH. 1. Remove the left handle half. Refer to disassemble and assemble the handle half on page 24 .
8.3 Power trigger and power trigger lockout 8.3.1 To remove and install the power trigger and the power trigger lockout 1. Remove the left handle half. Refer to disassemble and assemble the handle half on page 24 . 2. Remove the power trigger lockout. 8.4 Wiring assembly 8.4.1 To remove and install the wiring assembly 1.
8.6 Blade guard 6. Install in the opposite sequence. 8.6.1 To disassemble and assemble the blade 8.5 Control panel guard 8.5.1 To remove and install the control panel 1. Remove the hose from the water valve. Product 1. Remove the left handle half. Refer to overview on page 15 .
8.7 Drive belt 3. Loosen the screws. Remove the blade guard, seals, spacer and screen rings. 8.7.1 To remove the drive belt Product overview 1. Remove the belt guard. Refer to on page 15 . 2. Put the belt tool on top of the front pulley. Use a wrench to pull the drive belt off the pulley.
8.8 Pulleys 3. Remove the hose from the water valve. 8.8.1 To remove and install the pulleys Product overview 1. Remove the belt guard. Refer to on page 15 . To remove the drive 2. Remove the drive belt. Refer to belt on page 28 .
6. Remove the grommet. Note: Make sure that the cables go through the grommet. 8.10 Motor 8.10.1 To remove and install the motor 1. Remove the left handle half. Refer to disassemble and assemble the handle half on page 24 . 2.
To remove 7. Loosen the socket for the motor cables. 3. Remove the front pulley wheel. Refer to and install the pulleys on page 29 . 4. Remove the gearbox lid and gasket. Discard the gasket. 8. Remove the grommet. 5.
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8.11.2.1 To install the blade shaft bearing with a Husqvarna bearing press Note: The cutter arm is sold with the bearings installed. 1. Install the Husqvarna bearing press. Tighten the screw. To remove and install 1. Remove the gears. Refer to the gears on page 31 .
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8.11.2.2 To install the bearings with a standard press 8.11.3 To apply grease to the gearbox Make sure the cutter arm is level. CAUTION: Always apply grease to the gearbox after you have opened it. • Push the blade shaft bearing. Use a mandrel with diameter 32 - 34 mm.
8.12 Front handle 4. Remove the front handle. 8.12.1 To remove and install the front handle 1. Remove the hoses from the water valve. Refer to Product overview on page 15 . 2. Remove the screws for the handle and the ground support.
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8.13.2 To remove the wet system 5. Open the hose clip with a screwdriver and a pair of pliers. To remove and 1. Remove the front handle. Refer to install the front handle on page 34 . 2. Remove the screws that hold the spray nozzle. 8.13.3 To install the wet system 1.
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3. Put the filter on a flat surface and push the connector onto the filter. 36 - Repair instructions 1597 - 003 - 05.07.2023...
9 Diagrams 9.1 Wiring diagram Clamp Switch Variant -01 and -02 Battery Interface LS & RS Variant -02 only Control Unit (CU) User Interface (UI) Black Black Orange Blue CANH CANH Yellow Green CANL CANL Grey White Brown WKUP WKUP Pink TRIG TRIG...