How to Inspect and Repair a Broken Hand Pallet Truck

To inspect and repair a broken hand pallet truck, follow the step-by-step process below:

✅ 1. CHECK THE HAND PALLET TRUCK

🔧 A. External Inspection:

  • Forks: Bent, broken, worn, or rusty?

  • Wheels: Worn, stuck, broken bearings, or misaligned?

  • Pump handle: Bent, broken, stuck, or non-functional?

  • Hydraulic cylinder: Any oil leakage?

🔧 B. Functional Inspection:

  • Not lifting load → May be due to low oil, damaged seals, or blocked valve.

  • Slow lift or cannot hold load → Oil leak, faulty release valve, or seal damage.

  • Cannot lower → Stuck release valve or broken return spring.

  • Wheels not rolling → Debris or broken bearings.


✅ 2. REPAIRING THE PALLET TRUCK

🛠 A. Fixing the lifting issue:

  • Add hydraulic oil:

    • Use standard hydraulic oil (e.g., ISO VG32 or VG46).

    • Open the oil cap and fill to 70-80% capacity.

  • Bleed the system:

    • Pull the release lever and pump up and down to remove air bubbles.

  • Replace hydraulic seals if leaking or losing pressure:

    • Disassemble the cylinder and replace the internal rubber seals.

    • Requires tools and technical knowledge.

🛠 B. Fixing the lowering issue:

  • Check the release lever: Is it stuck? Is the return spring broken?

  • Apply anti-rust spray (e.g., WD-40) to moving parts.

  • If still stuck → Clean and replace the spring.

🛠 C. Fixing the wheel issue:

  • Remove wheels and inspect bearings.

  • Clean debris and dirt.

  • Replace wheels if worn or cracked (replace in pairs).


✅ 3. REGULAR MAINTENANCE

Task Frequency
Add hydraulic oil Every 3–6 months
Inspect seals Every 6 months
Grease wheels Every 1–3 months
Clean the truck Weekly
Check for oil leaks Monthly

✅ 4. REQUIRED TOOLS

  • Allen key set, wrenches

  • Pliers, screwdrivers

  • Grease, hydraulic oil

  • Spare seal kits

  • Tire patching tools (if needed)


📌 Safety Notes:

  • Always release pressure before disassembling the cylinder.

  • Keep the truck on a level surface; use wheel chocks if needed.

  • Wear gloves and safety goggles during maintenance.

Trả lời

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