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12. use correct harnesses. never use oversized or multiple harnesses in the hook. Use harnesses that are rated for the load being lifted. 13. do not eXpose the hoist or cords to Wet or rainy conditions. Moisture greatly increases the risk of a shock hazard. 14. entanglement hazard. do not hold the cable during operating– clothing and body parts may get caught in the mechanism. 15. never use the hoist for horizontal pulling or dragging. the hoist is designed for vertical movement of a load only. horizontal motion of a load can put strain on the hoist components and decrease the maximum load capacity due to friction. model h0778/h0779 electric hoist -1 -2- Model H0778/H0779 Electric Hoist SECTION 2: INTRODUCTION It is our pleasure to provide this manual with the Model H0778/H0779. It was written to encourage safety considerations and guide you through general operating procedures and maintenance. The specifications, details, and photographs in this manual represent the Model H0778/H0779 as supplied when the manual was prepared. However, owing to Grizzly’s policy of continuous improvement, changes may be made at any time with no obligation on the part of Grizzly. Foreword Machine Data If you have any comments regarding this manual, please contact us: Grizzly Industrial, Inc. C/O Technical Documentation Manager P.O. Box 2069 Bellingham, WA 98227-2069 Email: manuals@grizzly.com Most importantly, we stand behind our tools. If you have any service questions or parts requests, please call or write us at the location listed below. Grizzly Industrial, Inc. 1203 Lycoming Mall Circle Muncy, PA 17756 Phone: (570) 546-9663 Fax: (800) 438-5901 E-Mail: techsupport@grizzly.com Web Site: Contact Info Read the manual before operation. Become familiar with this hoist, its safety instructions, and its operation before beginning any work. Serious personal injury may result if safety or operational information is not understood or followed. SINGLE CABLE DOUBLE CABLE MAX CAPACITY 220 lbs. 440 lbs. LIFTING HEIGHT 33 ft. 16.5 ft. LIFTING SPEED 38 ft./min. 19 ft/min CABLE DIAMETER 1/8" MODEL H0778 SINGLE CABLE DOUBLE CABLE MAX CAPACITY 440 lbs. 880 lbs. LIFTING HEIGHT 33 ft. 16.5 ft. LIFTING SPEED 38 ft./min. 19 ft/min CABLE DIAMETER MODEL H0779 9/64" Figure 1. Cable options. Single Cable Doouble Cable section 3: set up unpacking your electric hoist was carefully packaged for safe shipping. if you discover any damage after you have signed for delivery, immediately call Customer Service at (570) 546-9663 for advice. save the containers and all packing materials for possible inspection by the carrier or its agent. Otherwise, filing a freight claim can be difficult. When you are completely satisfied with the condition of the shipment, you should inventory the contents. inventory model h0778/h0779 inventory (figure 2) a. electric hoist...................................... 1 b. mounting Brackets ............................. 2 c. pulley Lift hook.................................. 1 d. Flat Washers 8mm (h0778)..................................... 4 10mm (h0779)................................... 4 e. external tooth Washers 8mm (h0778)..................................... 4 10mm (h0779)................................... 4 f. hex Bolts m8-1.25 X 25 (h0778) ....................... 4 m10-1.5 X 25 (h0779) ....................... 4 a B C F e d figure 2. model h0778/h0779 inventory (model h0778 shown). site consideration Weight capacity refer to the weight capacity listed in machine data on page 2. When choosing a mounting site, verify that the lifting structure can withstand at least the maximum loading capacity as well as any possible overloading that may occur. Working clearances Consider existing and anticipated needs, dimensions of your lifting platform, size of material to be lifted, and whether you need the hoist to be mobile or in a stationary location when establishing an installation site for your electric hoist. power outlets the model h0778/h0779 electric hoist is equipped with a control switch on a 5 ft. long cord. When establishing a site for your hoist, make sure the control switch can be reached and that outlets are located near the hoist so power or extension cords are clear of high-traffic areas. model h0778/h0779 electric hoist -3 setup the model h0778/h0779 electric hoist comes pre-assembled. the hoist only needs to be mounted. there are many mounting options for your hoist. it may be mounted on a stationary pipe or on a rotating pillar (figure 3). figure 3. hoist mounted on a rotating pillar. make sure that the selected location is in a well lit environment, the control switch will be able to be reached, and that the cord, plug, and hoist will not be exposed to rain or moisture. to mount your electric hoist: 1. place the two mounting brackets over a suitable pipe that will withstand the maximum load capacities and any possible overloading that may occur. 2. have an assistant hold the hoist in place wh...
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