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<br />1.3 INSTALLATION OF APPROACH AREA
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<br />","~O;D;'::conduit for low voltage wiring is reguired .below floor level in the settee
<br />g~!.~)!9j;tf~ti$Qiijt.~9iil~tomitt)et;q~~i&€~fi&OY
<br />!!~turn with a one inch stub above the floor. The,co.n~e~~ mllc~t,bef!.atand
<br />44'inch at 16 inch square area with the conduit atitscenter.jThe;~nduit shall
<br />, e approach at the 13 inch drop (end of the ~pproac:h)",
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<br />2. PRE-INSTALLATION OF ELECTRICAL FACIUTIE$
<br />2.1 GENERAL
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<br />Th. e, bOwlingcen,ter proprietor is responsible for the m", aterialS:in", .. .,d ir, sta" 1,IatiOn, Of, a, II,AC, a"",n""d
<br />groundi,ng requirements outlined in this document The bowli~ center pfopri,etor is.',further
<br />responsible for ensuring that electrical installations conform to all C()~e~,~tatll~e~,orc",,'.
<br />standards as defined by local jurisdiction anc:llor inspedors. "lfI9cat~desf~quire.that
<br />wiring supplied by AMF should be installed in conduit or other,pr()!ePt.ive.,~ryyif~fll'"fl~Qt,~~
<br />bOWling center proprietor is responsible for conforming, to this requirel'1l~nl~~~~~.'~<'i,>,;j.,:;^ ...'. ' .
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<br />2.2' CIRCUIT PANELS REQUIREMENTS
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<br />All of the circuit requirements described in this document should be installe~, using' a'"
<br />dedicated distribution panel with an isolated third wire (green or green with yellOW stripe)
<br />equipment ground tie, down buss. These circuits must not share "~. panel, y,atjsor)vill, be.
<br />used as a power sOUrce for any device other than AMF automatic scoring equipment; this.
<br />also does not allowpi!'lspotters, ball returns, etc. to share this panel. The,~Et9i~ted ,',,"t. .
<br />distribution. p~l1el,st)ould get its power source from at least a building main sub panel, but
<br />the main pa~~tis reCommended. ' .
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<br />NOTE: '.,. The neutral and the ground must not be shorted together in this automatic scoring
<br />distribution panel. The neutral. must come from.themain panel or the mall subpanel, and
<br />the third wire ground must come directly,frol'1l th~'service entrance positiveiiarth ground.
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<br />2,.3 CURTAIN WALL CHASSIS POWER SPECIFICATION
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<br />A three wire dedicated 115/230 volt 20 alpp50160 Hz circuit with a continuo.us, insulated,
<br />third wire (grElfin or green with yellow stripfitLElquipment groundconr:1e~ng,to(the auto-
<br />mati'C:f~ring di~bjblJtion panel for each grgYP.of,twe1ve pair ofl~nEtsJsrElquired. This
<br />mEt.ns. ttJat for. eCich .group of 12 pair Of!JClI1E1~,therewill be 3 sep~,ratEl",~,fEt~':~lJning ,to the
<br />automatic sCOri~g,2!~~~u!!o.n,Q~fleJ, 1 each,~!:,hot, neutral, and.gr:gunctI,~nis()l~ted .
<br />ground outlet,~.~tt~?&tS.,TVS~,<Transient Voltage SurgeSuPPrEt~~Qr), mounted
<br />at each lane pair is also required. This isolatElc:f ground outlet sh()uld ,be" c;()vered witl1. a
<br />pla~,tic'rather than a metal plate since thEl"gro~"dpinon one of the PILlgs':eanmake.co!'l7'
<br />,~~withthis plate. This would corruPtm,~I9~,~Qding'network for:tI1E1,.@~to.ro:!~c,'~c:qring',\.i'
<br />,i system. Th~ recommended plastic plate,t9r,the ~rrow Hart1V~SJ~,~I''tJ,\rrP>>'ll;;t~rtie26 ,;:},
<br />" ' . - plate for a Single outlet pair, an Arrow Hard, F.!262 plate for a double ,putlet p"air,: or an Arrow
<br />, " Hard P264 plata for a quadruple outlet pair ~ Each outlet should be mounted within 36
<br />';' 'f inches from the location that the power corefexits the AccuScoreC~rtain,WaliCh'assis;;'
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<br />pre~I1S#tllatiofl' Req~irements - 2000/3000
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<br />Page 3
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<br />March 1993
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