Instruction/ maintenance manual of the product 91780 Chicago Electric
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5,500 LB. CAP ACITY 12 VOL T WINCH WITH ROLLER F AIRLEAD Model 91780 SET UP AND OPERA TING INSTRUCTIONS Visit our website at: http://www .harborfreight.com Read this material before using this product. Failure to do so can result in serious injury . SA VE THIS MANUAL.
Page 2 For technical questions, please call 1-800-444-3353. SKU 91780 SA VE THIS MANUAL Keep this manual for the safety warnings and precautions, assembly , operating, inspection, maintenance and cleaning procedures.
Page 3 For technical questions, please call 1-800-444-3353. SKU 91780 6. V erify that the installation surface has no hidden components or structural pieces that will be damaged before drilling.
Page 4 For technical questions, please call 1-800-444-3353. SKU 91780 18. Hook onto the object using a pulling point, tow strap or chain. Do not wrap the wire rope around the object and hook onto the wire rope itself. This can cause damage to the object being pulled, and kink or fray the wire rope.
Page 5 For technical questions, please call 1-800-444-3353. SKU 91780 SPECIFICA TIONS Capacity 5,500 lb. Single Line Pull on Layer 1 Motor Permanent Magnet 3.4 HP Power Supply 12 VDC 650 CCA or larger battery Automatic Load Holding Brake Ye s Gear T rain 3-Stage Planetary 294:1 Ratio Overall Dimensions - 17.
Page 6 For technical questions, please call 1-800-444-3353. SKU 91780 INST ALLA TION AND SETUP Read the ENTIRE IMPORT ANT SAFETY INFORMA TION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.
Page 7 For technical questions, please call 1-800-444-3353. SKU 91780 Solenoid Assembly Mounting instructions in the following section. 5. Place the Electric Winch assembly at the location where it will be mounted. Use the remaining holes in the Mounting Frame as a template to mark holes for mounting.
Page 8 For technical questions, please call 1-800-444-3353. SKU 91780 2. Solenoid Assembly (34w) Mounting Frame (Sold Separately - SKU 90476) Figure 6 Unthread the nuts, spring washers and washers from the four bolts on the base of the Solenoid.
Page 9 For technical questions, please call 1-800-444-3353. SKU 91780 2. Figure 8 Motor Motor Cables (17s & 24s) Bracket mounted to T ie Bar (10w) ends Solenoid Assembly (34w) Bracket T ie-down Strap (41w) T o attach the Solenoid Assembly/Bracket to the Motor Assembly: a.
Page 10 For technical questions, please call 1-800-444-3353. SKU 91780 6. Figure 9 Solenoid Assembly (34w) Socket Cover (2s) Socket (6s) Switch Assembly (35w) Lift the Socket Cover (2s) on the Solenoid Assembly (34w) and insert the Switch Assembly (35w) connector into the Socket (6s).
Page 1 1 For technical questions, please call 1-800-444-3353. SKU 91780 Double Line Rigging: a. A double line system should be used whenever possible. It reduces the load on the winch, allowing it to work longer with less heat buildup.
Page 12 For technical questions, please call 1-800-444-3353. SKU 91780 12. Attach the Switch Assembly (35w) to the Socket (6s) on the Solenoid Assembly (34w). 13. When it is safe to do so, use the button on the Switch Assembly to retract the wire rope, and winch the item as desired.
Page 13 For technical questions, please call 1-800-444-3353. SKU 91780 MAINTENANCE AND SER VICING Procedures not specically explained in this manual must be performed only by a qualied technician.
Page 14 For technical questions, please call 1-800-444-3353. SKU 91780 T roubleshooting Problem Possible Causes Likely Solutions Motor does not turn on. 1. Switch not connected properly . 2. Loose power cord connections. 3. Battery needs charging. 4. Solenoid malfunctioning.
Page 15 For technical questions, please call 1-800-444-3353. SKU 91780 WINCH P ARTS LIST & ASSEMBL Y DIAGRAM Part Description Qty 2w Fairlead 1 3w Bolt M10 x 34 4 5w W asher M10 2 6w Nut M10 6 7w .
Page 16 For technical questions, please call 1-800-444-3353. SKU 91780 Part Description Qty 1s Plastic Housing 1 2s Socket Cover 1 3s Flat W asher 6 4s Spring W asher 4 5s Screw M5 x 10 4 6s Socket 1 .
Page 17 For technical questions, please call 1-800-444-3353. SKU 91780 Part Description Qty 1f Cap Nut 8 2f Lock W asher 8 3f Short Shaft 2 4f Nylon Bushing 8 Part Description Qty 5f Short Roller (Ø .
Page 18 For technical questions, please call 1-800-444-3353. SKU 91780 90 Day W arranty Harbor Freight T ools Co. makes every effort to assure that its products meet high quality and durability standa.
An important point after buying a device Chicago Electric 91780 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Chicago Electric 91780 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Chicago Electric 91780 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Chicago Electric 91780 you will learn all the available features of the product, as well as information on its operation. The information that you get Chicago Electric 91780 will certainly help you make a decision on the purchase.
If you already are a holder of Chicago Electric 91780, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Chicago Electric 91780.
However, one of the most important roles played by the user manual is to help in solving problems with Chicago Electric 91780. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chicago Electric 91780 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
