Related Manuals for Hunter L401
Summary of Contents for Hunter L401
- Page 1 Form 3521T, 04-00 Supersedes 3521T, 06-99 OPERATION INSTRUCTIONS MODEL L401 & L404 Four-Post Lift © Copyright 1991 Hunter Engineering Company...
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Page 3: Table Of Contents
Lowering the Lift....................18 5. Regular Maintenance..................19 5.1 Corrosion ........................19 5.2 Maintenance Schedule ....................20 6. Troubleshooting.................... 23 6.1 Troubleshooting Chart ....................23 Appendix ......................25 Maintenance and Training Documentation............... 25 Contents • i L401 & L404 OPERATION INSTRUCTIONS... - Page 4 • Contents L401 & L404 OPERATION INSTRUCTIONS...
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Page 5: For Your Safety
Or call: Hunter Engineering Company at 1-800-448-6848. A new warning label kit, 20-1157-1 for the L401, or 20-1158-1 for the L404, may be ordered free of charge. The kit will contain all the decals described in the figures below, please verify which model of lift rack before ordering the decal kit. -
Page 6: Model L401
Model L401 L401 Warning / Operation Label Placement Diagram 2 • 1. For Your Safety L401 & L404 OPERATION INSTRUCTIONS... -
Page 7: Model L404
Model L404 L404 Warning/Operation Label Placement Diagram 1. For Your Safety • 3 L401 & L404 OPERATION INSTRUCTIONS... -
Page 8: Safety Instructions
11250 H unter D rive Bridgeton, MO 63044 128-180-2 128-180-2 SAFETY INSTRUCTIONS THE TOTAL LIFTED LOAD FOR TWO JACKS MUST NOT EXCEED THE RATED CAPACITY OF THE LIFT. 128-938-2 128-938-2 4 • 1. For Your Safety L401 & L404 OPERATION INSTRUCTIONS... - Page 9 128-363-2 1. For Your Safety • 5 L401 & L404 OPERATION INSTRUCTIONS...
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Page 10: Dangers
128-310-2 128-310-2 Warnings W ARNING W ARNING Rem ain clear of lift Do not exceed w hen raising or w eight capacity. low ering vehicle. 128-321-2 128-320-2 128-320-2 128-321-2 6 • 1. For Your Safety L401 & L404 OPERATION INSTRUCTIONS... - Page 11 128-361-2 1. For Your Safety • 7 L401 & L404 OPERATION INSTRUCTIONS...
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Page 12: Cautions
Cautions CAUTION CAUTION Proper maintenance and Do not operate inspection is necessary a damaged lift. for safe operation. 128-311-2 128-312-2 128-311-2 128-312-2 128-362-2 8 • 1. For Your Safety L401 & L404 OPERATION INSTRUCTIONS... -
Page 13: Weight Limits
RACK IMMEDIATELY AFTER CONTACT. 128-567-2 128-567-2 Weight Limits CAUTION WEIGHT CAPACITY 14,000 LBS. 7,000 LBS. PER AXLE 128-348-2 L401: 128-348-2 CAUTION WEIGHT CAPACITY 16,000 LBS. 8,000 LBS. PER AXLE 128-515-2 L404: 128-515-2 1. For Your Safety • 9 L401 & L404 OPERATION INSTRUCTIONS... - Page 14 10 • 1. For Your Safety L401 & L404 OPERATION INSTRUCTIONS...
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Page 15: Specifications
208 inches (5283 mm) 170 inches (4318 mm) 4-Wheel Alignment: 138 inches (3505 mm) 176 inches (4470 mm) 138 inches (3505 mm) Minimum Wheelbase: 4-Wheel Alignment: 88 inches (2235 mm) 88 inches (2235 mm) 2. Specifications • 11 L401 & L404 OPERATION INSTRUCTIONS... - Page 16 12 • 2. Specifications L401 & L404 OPERATION INSTRUCTIONS...
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Page 17: Getting Started
The owner or employer shall display these materials in a conspicuous location in the lift area. The owner or employer shall appropriately document operating training. A Maintenance/Training documentation form has been provided in the Appendix. 3. Getting Started • 13 L401 & L404 OPERATION INSTRUCTIONS... - Page 18 14 • 3. Getting Started L401 & L404 OPERATION INSTRUCTIONS...
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Page 19: Detailed Operation Instructions
CAUTION: For safety, proper chocking of vehicle wheels is very important to prevent the vehicle from rolling while positioned on elevated runways. 4. Detailed Operation Instructions • 15 L401 & L404 OPERATION INSTRUCTIONS... -
Page 20: Chocking Procedure
After lowering the lift, remove the wheel chocks from the front and rear of the left rear tire before moving the vehicle. 16 • 4. Detailed Operation Instructions L401 & L404 OPERATION INSTRUCTIONS... -
Page 21: Lift Operation
Wait 3 seconds after releasing “RAISE” button then press and hold “LOWER” lever. LATCH RAISE RETRACT EYE BUTTON INDICATOR LOWER LEVER LATCH RETRACT BUTTON Power Unit 4. Detailed Operation Instructions • 17 L401 & L404 OPERATION INSTRUCTIONS... -
Page 22: Lowering The Lift
“LOWER” lever. Completely lower lift. Release “LOWER” lever and “LATCH RETRACT” button. Check that the indicator turns black. Remove wheel chocks. Carefully drive the vehicle off runways. 18 • 4. Detailed Operation Instructions L401 & L404 OPERATION INSTRUCTIONS... -
Page 23: Regular Maintenance
If an area of the wire rope has no lubricant on its surface, the wire rope is rust bound and should be replaced. Once the wire rope has lost oil protection, moisture has already entered the core and is nearly impossible to remove. 5. Regular Maintenance • 19 L401 & L404 OPERATION INSTRUCTIONS... -
Page 24: Maintenance Schedule
Check that all sheave mounting shaft retaining bolts are tight. Check for any fluid loss from the hydraulic system. NOTE: When adding hydraulic fluid, the lift MUST be lowered completely. 20 • 5. Regular Maintenance L401 & L404 OPERATION INSTRUCTIONS... - Page 25 The oil prevents moisture from entering into the wire rope strands. Once salt and moisture have penetrated into the core of the wire rope it is very difficult to displace and corrosion will begin immediately. 5. Regular Maintenance • 21 L401 & L404 OPERATION INSTRUCTIONS...
- Page 26 The lift shall not be used until the cause of the problem has been determined and the appropriate repairs have been made by qualified automotive lift personnel. 22 • 5. Regular Maintenance L401 & L404 OPERATION INSTRUCTIONS...
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Page 27: Troubleshooting
Hydraulic system malfunction. Contact factory service representative. “Raise” button depressed, Vehicle is beyond 14,000 lb. (L401) or Do not attempt to raise vehicles in motor runs, lift does not move. 16,000 lb. (L404) capacity. excess of lift capacities. Electrical/Hydraulic control Contact factory service malfunction. - Page 28 2-way valve (“Lower” lever) stuck Operate “Lower” lever again. Contact after “Lower” lever is open. factory service representative. released. “Latch Retract” button “Latch Retract” button stuck. Contact factory service released, indicator does representative. not black. 24 • 6. Troubleshooting L401 & L404 OPERATION INSTRUCTIONS...
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Page 29: Appendix
Use the following documentation sheet. NOTE: Make several copies of this documentation sheet before beginning entries are made. Type of Date Performed Performed By Type of Date Performed Performed By Maintenance/ (Initials) Maintenance/ (Initials) Training Training Appendix • 25 L401 & L404 OPERATION INSTRUCTIONS... - Page 32 HUNTER RESEARCH AND TRAINING CENTER HUNTER . . . dedicated to service excellence through professional training HUNTER TRAINING - Hunter operates the most advanced, Highlights of the Hunter Training Center include: up-to-date Training Center in the industry today. An instruction staff with over 100 years of shop, field, and teaching experience.
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