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The rules should oblige the seller to give the purchaser an operating instrucion of Harrington Hoists EAC800, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Harrington Hoists EAC800 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Harrington Hoists EAC800. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Harrington Hoists EAC800 should contain:
- informations concerning technical data of Harrington Hoists EAC800
- name of the manufacturer and a year of construction of the Harrington Hoists EAC800 item
- rules of operation, control and maintenance of the Harrington Hoists EAC800 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Harrington Hoists EAC800 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Harrington Hoists EAC800, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Harrington Hoists service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Harrington Hoists EAC800.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Harrington Hoists EAC800 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
26 Glossar y of Com mon C rane T erms: Adjustable brakes: Electr o -mechanical deviceto contr ol horizontalcrane deceleration. Bridge beam : T r av elingbeam connectedto endtrucks - suppor tstrolleyhoist andload. Bumper s: Ener gy absorbingdevicem ount edo nend trucks?[...]
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Page 2
27 Harrington complete cranes Cra ne Ser vice Classifications: Cran e Ser vice Class : • The CraneMa nuf actur ersA ssociationof America ( C MA A)has establi shed sixser viceclasses forcranes. These classesare Cl ass AthroughClass F , andare basedon loadcycles[...]
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Page 3
28 Bridg e Crane Cont rol Panels All motorize d bridge cr anes re quire a maste r panel to cont rol bridge c rane funct ions. Ha rrington control pane ls are comp letely pr e- wired an d tested, a nd ready to mou nt on bridge b eam. St andard p anel is NEM A 1 rated and inc ludes : Fusin g for cr ane dri ves pro tec t motor s and ar e NEC c omplia [...]
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Page 4
29 Harrington complete cranes Bridg e Crane Cont rol Panels The se panels a re for use wit h all Harrington S eries 3 motoriz ed end tru cks and are NEC co mpliant for overhead brid ge cran es. All pane ls include brid ge mounting br acket and wiring diag ram. Sp ecif y v oltag e when o rdering. Standard Panel Single Speed and Dual Speed Models wit[...]
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Page 5
30 Motor and Brake Harring ton motorized cr anes ar e dual drive typ e, employing two tot ally enclose d non- v entilat ed drives per c rane. D ri ves use he lical and spur g earing and ar e equipp ed with adjus table D C brakes. Rugged h el ical and s pur gear s prov ide r elia ble and qu iet op era tion Sealed and shie lded motor bearings are l u[...]
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Page 6
31 Harrington complete cranes Series 3 Und erhun g Crane D riv e W heels Harring ton ’ s motoriz ed and ge ared und erhung cran es use a ge ar sy stem th at drives two of th e four whe els on each e nd truck . All Serie s 3 underhung cra nes have two be arings in each wh eel. Induc tion-hardened s teel ge ar s provide synchronous power to pa ired[...]
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Page 7
32 Bridge Beam Select ion Char ts SE RIE S 3 — SI NGL E GIRD ER BE A M SI ZE S Br idg e be am siz in g is ba sed o n Har ri ng ton c hai n hoi st p ro duc t s’ we igh ts a nd sp eed s Ma ximum Allowable Spa n (f t) Capacit y (T ons) 1/ 2 12358 10 10 S8x1 8.4 S8x1 8.4 S10 x 2 5. 4 S1 2x 31 . 8 S12 x 4 0. 8 W 18 x7 1 W2 1x 9 3 15 S8x1 8.4 S8x1 8.[...]
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Page 8
33 Harrington complete cranes Pro duct S pecification F or m Harringt on Complet e Crane Sy st e ms HARRINGTON COMPLETE CRANE S YSTEMS Quantity _____ Capacity _____ (T on) Span _____ Vo l t a g e _____ ( If Motorized ) Runway Lengt h _____ Crane T yp e _____ Single Girder _____ Double Girder _____ T op Run ning _____ Underhung Stru cture _____ Rai [...]
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Page 9
34 Op tions Flat Cable Festooning • Roving pendant • Hoist /trolleypower • Runwa y — cr ane power V ariable Frequency Control • Multiplesp eeds • Infinit elyvariable speeds • Programmable a ccelerationand deceleration Remote Control • Radi o • Infr ared • Wall-mo unt ed pe[...]