Vulcan-Hart NPU0.25T User Manual

Nova ratchet lever hoist and puller

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USER MANUAL
NOVA RATCHET LEVER HOIST AND
PULLER
¼ to 6 Tonnes
NPU0.25T to NPU06T
Manuel en français de l'autre côté
KEEP THIS MANUAL
DO NOT INSTALL, OPERATE, OR PERFORM MAINTENANCE ON THIS EQUIPMENT BEFORE READING AND
UNDERSTANDING THIS MANUAL IN ITS ENTIRETY. FAILURE TO READ AND COMPLY WITH THE
CONTENTS OF THIS MANUAL COULD RESULT IN SERIOUS BODILY INJURY OR DEATH AND / OR
PROPERTY DAMAGE.

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Summary of Contents for Vulcan-Hart NPU0.25T

  • Page 1 USER MANUAL NOVA RATCHET LEVER HOIST AND PULLER ¼ to 6 Tonnes NPU0.25T to NPU06T Manuel en français de l’autre côté KEEP THIS MANUAL DO NOT INSTALL, OPERATE, OR PERFORM MAINTENANCE ON THIS EQUIPMENT BEFORE READING AND UNDERSTANDING THIS MANUAL IN ITS ENTIRETY. FAILURE TO READ AND COMPLY WITH THE CONTENTS OF THIS MANUAL COULD RESULT IN SERIOUS BODILY INJURY OR DEATH AND / OR PROPERTY DAMAGE.
  • Page 2 The Vulcan Hoist Company Ltd. 3435, Cremazie East, Montreal (Quebec) H1Z 2J2 514 728-4527 | vulcanhoist.com...
  • Page 3 Important Information, Warnings and Safety This manual contains important safety, installation, operation, and maintenance information. Make this manual available to every person designated for the operation, installation, and maintenance of these products. Unless otherwise noted, tons in this manual are metric tonnes (1000kg, 2204 lbs, or 1.102 US short ton). Nova products are metric.
  • Page 4 NEVER use the 0.25 and 0.5 t models (NPU0.25T and NPU0.5T) for lifting. These two models are for pulling only. NEVER lift or move a load over or NEVER lift a load heavier than a near people.
  • Page 5 Safety Rules During Operation NEVER support or use the NEVER use a twisted, kinked, NEVER use the chain as a sling ratchet puller as a support damaged or stretched load chain. NEVER weld or cut a load NEVER support a load on the NEVER run the load chain suspended by a ratchet puller tip of the hook...
  • Page 6 Operation – 0.25 and 0.5 t Models 0.25 and 0.5 t models are for pulling only. Do not use 0.25 and 0.5 t models for lifting applications or any application where the loss of braking may cause damage or injury. Selector Action Result...
  • Page 7 Overload Protection Devices The overload protection device is an option. Check your ratchet puller’s nameplate to see if it has this option. Overload protection devices have been adjusted in factory between 1.3 to 1.8 times the rated load. When lifting or pulling a load which triggers the overload protection device, the lever will turn if a considerable force exerted on it, but the hook will not move, and you won’t hear the clicking of the ratcheting mechanism.
  • Page 8: Daily Inspection

    Daily Inspection Part Items to Inspect Tags, labels, -Warning labels and tags must be present, securely fastened and legible nameplate -The nameplate and the ratchet puller’s capacity tags must be securely fastened and legible Hook latches Hook latches must be present on both hooks and close on their own -The load chain must be lubricated.
  • Page 9 Item Discard Criteria Load Chain Capacity L, mm D, mm [in] [in] Wear and Standard Discard Standard Discard stretch ≥61.2 ≤3.6 0.25 60.0 [2.362] [2.410] [0.157] [0.142] ≥76.5 ≤4.5 75.0 [2.953] [3.012] [0.197] [0.178] ≥92.5 ≤5.4 0.75 90.0 [3.543] [3.642] [0.236] [0.213] ≥123.3...
  • Page 10: Maintenance

    Item Discard Criteria -Pawls must have no surface wear -Pawl springs must push the pawl into the ratchet Pawls The friction disc must have the same thickness Friction Disc Thickness, mm [in] throughout. Its surfaces must be clean, flat and free Friction disc Standard Discard...
  • Page 11: Outdoor Installations

    2. Open the gearcase. Wipe off excess worn grease. Apply new grease directly on gear teeth and bearing surfaces. Re-fasten the gearcase. NLGI No. 2 grease is recommended. 3. Oil the hook pins, hook shanks (for rotation), load chain and load chain sprockets. An ISO 68 oil is recommended.
  • Page 12: Troubleshooting

    Troubleshooting Symptom Cause Solution The pawl doesn’t engage the ratchet due Clean foreign materials and corrosion. Lubricate to foreign materials or corrosion the pawl’s pivot The pawl spring is damaged or Replace the pawl spring. Assemble it properly disengaged The puller will The ratchet spring is loose or damaged Tighten or replace not pull and the...
  • Page 13 Pièces (modèles 0.25 t) – Parts (0.25 t Models) Description française English Description Description française English Description 1 Écrou Écrou à créneaux Crown Nut 2 Rondelle autobloquante Lock Washer Goupille fendue Cotter Pin 3 Couvert côté opposé Opposite Side Cover Colombage plaque latérales Side Plates Stud 4 Goupille du crochet du haut...
  • Page 14 Pièces (modèles 0.5 t) – Parts (0.5 t Models) Description française English Description Description française English Description 1 Assemblage crochet du haut Upper Hook Assembly Rondelle autobloquante Lock Washer 2 Couvert côté opposé Opposite Side Cover Plaque à chaîne gauche Left Chain Plate 3 Goupille du crochet du haut Top Hook Load Pin...
  • Page 15 Pièces (modèles 0.75 à 6 t) – Parts (0.75 to 6 t Models)
  • Page 16 Pièces (modèles 0.75 à 6 t) – Parts (0.75 to 6 t Models) Description française English Description No. Description française English Description Asm. plaque lat. engrenage Gear Side Plate Assy. Anneau du frein Brake Ring Asm. plaque latérale frein Brake Side Plate Assy. Rondelle autobloquante Lock Washer Asm.

This manual is also suitable for:

Npu06t

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