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Summary of Contents for Wallenstein W4181
- Page 1 INSTALLATION INSTRUCTIONS W 4181 PTO Hydraulic Pump Kit Revision: Feb-2025 Document number: Z97859_En...
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Page 2: Table Of Contents
2.2 Why Safety is Important ..........4 2.3 Signal Words ............4 3. Accessory Components ........5 4. Prepare the Gearbox ..........7 5. Install a W4181 .............9 5.1 Preparation ............... 9 5.2 Tools ................ 9 5.3 Procedure ..............9 6. Service and Maintenance ........15 6.1 Service and Maintenance Safety ...... -
Page 3: Introduction
• WX370 Illustrations are provided for reference only. It is possible that some details are not shown. For support or service, contact your local dealer or Wallenstein Equipment. Units of measurement in Wallenstein technical manuals are written as: US Customary (SI metric) This manual is subject to change without notice. -
Page 4: Safety
• Accidents are preventable. You are responsible for the safe operation and maintenance of your Wallenstein Equipment product. You must make sure that you and anyone who uses, maintains, or works around the machine is familiar with the operation and maintenance procedures and related safety information in this manual. -
Page 5: Accessory Components
W4181 Installation Instructions PTO Hydraulic Pump Kit 3. Accessory Components The parts and hardware shown in the illustrations are included in the kit. Inspect the components to confirm that no damage occurred during shipment. Figure 2 – Gearbox and gear pump components... - Page 6 W4181 Installation Instructions PTO Hydraulic Pump Kit Figure 3 – Hydraulic-fluid reservoir components Item Part Number Description Quantity Item Part Number Description Quantity 2081W105 Hydraulic-fluid reservoir Z51447 Straight MJIC x MP 0812 Z51541 Elbow 90 degrees FP x Z73131 Washer 3/8”...
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Page 7: Prepare The Gearbox
4. Prepare the Gearbox IMPORTANT! Keep the work area clean to prevent internal gearbox and gear oil contamination. Before you can install the W4181, fill the gearbox with gear oil. Do the following to prepare the gearbox: Step 1 Assemble the gearbox, gear pump, and connector plate: a. - Page 8 W4181 Installation Instructions PTO Hydraulic Pump Kit Step 3 Add gear oil to the gearbox: a. Put the end of a clean funnel in the gearbox fill hole. b. Put 0.22 L (7.4 US oz) of 85W-140 gear oil into the gearbox.
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Page 9: Install A W4181
If applicable, it helps to have two people for step 2. • Torque all the hydraulic fittings to the correct specification before you apply To install a W4181 on your tractor and log splitter, do one of the pressure to the hydraulic system. following: •... - Page 10 W4181 Installation Instructions PTO Hydraulic Pump Kit Step 1 Install the hydraulic-fluid reservoir on the log-splitter frame: a. Carefully, put the hydraulic-fluid reservoir on top of the log-splitter frame. b. Align the holes on the reservoir flange with the holes in the log-splitter frame.
- Page 11 W4181 Installation Instructions PTO Hydraulic Pump Kit Step 3 Remove the quick-connect hydraulic fitting from the log splitter input (pressure) hose. The log-splitter input hose has a red cap on the quick-connect hydraulic fitting. The log splitter output (return) hose has a black cap and a check valve.
- Page 12 W4181 Installation Instructions PTO Hydraulic Pump Kit Step 7 Install the safety chain and attach it to the tractor: a. Install the bolt through the washer, safety chain, and connection plate. b. Install the nut on the bolt and tighten it.
- Page 13 W4181 Installation Instructions PTO Hydraulic Pump Kit Step 10 Connect the log-splitter output (return) hose (2) to the hydraulic-fluid reservoir input (return) 90-degree hydraulic fitting (9): a. Turn the hydraulic fitting to the direction necessary to connect the log-splitter output (return) hose.
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Page 14: Service And Maintenance
W4181 Installation Instructions PTO Hydraulic Pump Kit 6. Service and Maintenance Regular preventive maintenance can improve performance and • Keep a fire extinguisher and first aid kit available at all prolong the life of the machine. Machine maintenance is your times. -
Page 15: Accessory Break-In
W4181 Installation Instructions PTO Hydraulic Pump Kit Accessory Break-In CAUTION! After 60 hours and before 80 hours of operation, change the Wait for the hydraulic fl uid and components to gear oil. cool before you start service, maintenance, or For instructions, see Gearbox Maintenance on page 17. - Page 16 W4181 Installation Instructions PTO Hydraulic Pump Kit • Do not bend or hit high-pressure hydraulic hoses or install 11. Check the hydraulic-fluid filter for leaks. them in a bent or damaged condition. If the filter has a leak, tighten it until it does not leak or replace it.
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Page 17: Gearbox Maintenance
W4181 Installation Instructions PTO Hydraulic Pump Kit 4. Wait for the gear oil to fully drain from the gearbox. 5. Install the drain cap. Make sure that the drain cap is tight. 6. Fill the gearbox with the correct type and quantity of gear oil. -
Page 18: Specifications
W4181 Installation Instructions PTO Hydraulic Pump Kit 7. Specifications These specifications are provided for reference and are subject to change without notice. Bolt Torque Imperial Bolt Torque Specifications IMPORTANT! If you replace hardware, use fasteners Torque Bolt of the same grade. -
Page 19: Hydraulic Fitting Torque
W4181 Installation Instructions PTO Hydraulic Pump Kit Hydraulic Fitting Torque Hydraulic Fitting Torque Specifications Tighten flare-type tube hydraulic fittings: Hex size Tube size across Flats from finger 1. Check the flare and flare seat for defects that might flats Torque tight cause leaks. -
Page 20: Limited Warranty
PTO Hydraulic Pump Kit 8. Warranty LIMITED WARRANTY Wallenstein products are warranted to be free of defects in materials and workmanship under normal use and service, for a period of Five Years for Consumer Use Two Years for Commercial/Rental Use from the date of purchase, when operated and maintained in accordance with the opera�ng... - Page 21 W4181 Installation Instructions PTO Hydraulic Pump Kit...
- Page 22 WallensteinEquipment.com...
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