-r ,tl lf. we sv. " 919w* _e ¢ - _ THE' csARLo'i'rE'rowN GU plan __ .--»-»,- 14" ~.»,,.=f=~.--f. ‘ , \,¢',‘,,f; ._5.,~l.f ef-.-l-‘§»'>l-» -5,' l f _ fr ' »,;_.~ _ ' , V :Vs ’ s f l “v L .... . _ <*--~ 1-__....--~v¢--'_ - Editor Motor Service Bureau, Review of Reviews- ' r . . , , , , _ _ I _ ` ' ` _ _` _ auassrl Plzesenvkrlvs l=AlN~r ll - compound sonar to i ' ‘O mliilin and clirhnrotor; inferior :lc V 8. r the shunt and 1-_ w_ F_ Mk.: no um Cbmmp CeIemt,mn~ and numng powpr’ with n _,series coils may both act to increase ,, xrvrs or enema vAl.v-as ll lC. C- Z9- Mk!! Ploulle iiil'orlll mg 3.13 -...__ _g A iii_.1'F”.'i,___ "T ””""' A :PAB “r for the Motorist “Y ““'°" L' "Wg" A 1 /\ what different forms of gasoline en- cial adve ' - 'Y' . ' ' ` ° ‘U19 59111 magnetism gr the latter wp ly rtlsed tire paint. cause any great lack of speed on level roads. t to - "U-W ac r _sine valves have been invented, other injury to tires? V 4 some len e _~ V - '_ educe the mngneusm than the puppet rind sleeve - |ypf.,,_ piston volvo is one] li tho' cylinder axis ivy sullablo nlcellan- plstonlvalvo carries a port which reg. the cylinder wall and, when this oc. cum, admission or exhaust can tako place, a separate valve being provid- ed for the intake and exhaust sides 'of -therengine. Another iornl _is the .90 rotary valve. In one such construe- bm tion; the valve is in the form of it 0, drulin, which is rotated upoli its axis eq, by - crank-shaft driven llleclialiisln, 0, this drum being guided in li gas=tigllt_ 1,, cylindrical pace in rl. valve cllalllllel JO and its axis of rotation being lat right _,U angles to the engine cylinder axis. _X A diametral port is cut through t,~lie an drum and. -"lt the proper period this times Th¢ Latter in Weak _____________ DI`0‘|llf‘ll\LZ !~-J pronmmrled an effect -pm-_ The fldvigg ig f|~pq|mnt|y Kwon: “Dm asm driven from the erllllllsllllrl. 'rlle Too men, on Too LEAN, wHlcH? ff){`,"'""""f 1°" “”“°"' Wilson. over. nor nlmlwl- with ill.. ellrhlll-swf. all lt' ~ ____ FH lucas is more common than under- |13-S been correctly alljlistcd at -tho. laters with at corresponding port in |05 ¢;,,,l_,,,a||y The Former, But S°me_ rirlllless and longer tolerated, factory." and doubtless this adnionll Ehginos ` BREAKING WITH THE ENGINE for it is a tact that, when ollcc pro' C M asks, Does it do an h Dorly set. a. carburetor will go on per- Tlle motorists do not keel) lil nlind to ,;mk;, me ,angina hold bac; WTS: forming S'msf“°t°""y “S |°”g ‘F5 0011' ulmoduq 'lunoumilid _io sl ,,pe1sn[pv the car .is going down hills, instead among (.10 not change' so .that altering loe.l.io;) .io;e.lnq.isQ AW si" uopsollb of usiiig the brakes? nZedl;llT?t'?§;'td ‘i“|“"°,"‘g*"“"5' 01” (J, 'long :mln 'i.li.lu1pueds.io Klgiiql Answer: No. ltls considered the good 52.151 “re ,O mor? harm man' llmls 1i»l0lll9Iiiv\tllinapiin-l;se1q3lls boat practice. lu coasting hills, tht, qhouid ,b e|.te?bS‘f yu’ this advice ll in nlsq. lpzipi _lo limi; eq; “dn throttle should be closed as much as I b ta I la }_ Ommed is, ibm' 9,, llnus .run li .lulllallll Slilllllliueiop llossible, the clutch' kept engaged sgsjggtatgd Emlmmuon C°"dm0DSl` alqndlio uollo sl iuolnlsllfpll ,ioresnq und the lwakos applied only slllll-l to assert that aiifiglifi Mdi; fimnslgl oltuoli.ln;n1oiiolo_ r _- c'entl't ..‘.itth b ki ff. f ` n Mmm" ll" 160.! “lil .10 J6l0n.iilll.i)l?iq§l-'-.loqxig lille oh!-!i?le1t|qii§i 'hold Sgr giezdmtb on can be Either tlumllillily perfect org J ` ‘ _ DPOVB lJ9l'mfi'l€ y rg _ Among thc. o uodll .tlnmili pllrlllop _lluouom safe value. This procedure greatly l ` ‘ _ i t -th t k _ . in Ooulzul. ' r- _ reduces thc rote of wear of the brake wc ora A mn G carburetgr adjust l port registers wi-th corresponllilig In ports in the cylinder wall liilll valve 7 pocket wall, permitting the cilirllilce or escape oi gases. A sepllrliio valve ‘fr is used for intake land for exllulist. in You will have io refer to files ol' tho U, (lfilcial Gazette ot’ thc Patent Oriicl*-llh to obtain patent dates. 10;. FABRIC BREAK iN CASING PINCH- U, ES TUBES w_ S_ S_` writes: pleum, ,_,xmum tm, l enable oue'lo licrillv wllelher the mix- cause or mis troufmlr Um, of my`;_lllro. is too ricll or too icuii. Aillollg tires Went tint the other nf _qp@¢l_,}_ -'lf SL-f-ll J, fam-1,¢ without lulllsiill: sliliivli and short- ll. break exists, your tubes persliinzlhly \'ll' have-'lieeil cul by the pinching :ll-tion ll0WL‘l'. Hilti lilo ulost reliable sign 0f` il of gm. Shu,-I, Side., 0|- me 9,-ack b(\._lllollr>raie over-ricllness is low gasoline is a coll ot ii rather small nulnbcr 1 l _ . . tween which the tlibl- enters when -¢=l'ol10\11i' find ilu" llbllllb’ Of the eiiiime the tire is ir service. All inside blow- to it is only when thc, lnixture is l> l-llltrul plugs. or rliniiuution ot il rlill powl-rinlly ll(-fore li is lloi, cvon r TORS V. F. W. asks: What. is the differ- 'olnpollnd wound generator? What 5 iilealit by ll series winding? ll H05' to overhe t rod d 'h Answ¢r: No, quit tl H » 8 P “CB Y the shunt coil. The with which I am mmwar' Mm ad- good pmmrvnuvo Cgmplguggvzxsih tcndcllcv to .llabol-_-~ when heavily latter is usually the case with motor ~",°'B mlb "l'_ possible; 'When lheso va- kind acts ro fill small cuts -and cracks loaded at ww Speed; Perfect f"°9d°i11 car generators' ribllBl,lQrm%»-"',9|'o patented. lil .thc tread rubber and to delay their M plugs (mm gamune sw" and R 511°" '__' A __ I ecomiiig larger anal finally of sufii. gT°e"i‘“h'M“° exhauil "H1116 fr0m the WHY CARBURETURS SDME. hlfullli f`-0f1Hil‘\lf.'1i0n. the cient size lo admit wrltf-r and dirt cmoul- Even a moderate degree nfl TIMES NEED ADJUSTMENT :7;?“k¥94imkes the forni of la piston. lo- that will lrltlll to lrlllflcll till- trend and undpr Fiennes” "0 "°d"°¢‘ engme P°W01` ""’ l \'¢-,gtpd‘,ih a pocket at the Bldp of me Umm, Sand Mmmw A' mist' mcse as to lliake the use of a car so affected Dorff Hegltate To4Rese! a Carburetor* Jgyllnder and 'arranlling to be slid bank clallils :lro nlado i'or tliesc propara- almost out uf tm’ ‘1“°°"°”~ Whmh OV" " Y°" K"°W HOW - ' .lift f°""1='= 11 <1lrf'<>l.iol» pllrllllei wllll Hone and lilly .ll=lil~lll- l».~_.q,=<»llllllill. """"‘“’** may be quite extreme wiulflllt tion is in-tended in the very best splr1t,l , , __ l l { _ l_kt(\ee1u4@¢--__¢.._~¢.._.______'.____ _ .£- loJ.lod ‘pailul-l| ,._l_l0]3l,»JslW,,l t I I , _ Blind Ui -W0 if ll1i.n ‘lvlll loul al|l"'h" Snark mm' Wim enginll “mt Lend involving' differences ill its eviscosity l one \\'!'~l l -~ J t '_-l _.t, '_ _ ~ _ . ` 1;.; i::'.°‘..::“;‘.‘;‘:' :;‘°“'“..21.;’;§; r::;l;‘“.‘::. “;‘:';“r ~ -f tl r _ U ' °_ 'em' Y p .» g “em flow through the incl spraying nllzzle le alisucl is Probably Nut’ if is _solue operators engage a lower gear, on lilo prolllclll to iinll out whethel- throttle the engine and switch oi`l` - ' '_ o ilu-‘l inixtilrc l`lirnisllcd is too rich lfllff SPlll'l<~ Thif-' Elves the Pllgilw Il lleS_s Wm pass through a comm” app!-U Tile "heavier" -the gasoline used, thl=‘ tuie, under la certain pressure l l_"'~~-., f ~ oo will ill giisolllll. lull to collert nolvnrilil rfltarllilig ellect that calls mmngcs in atmmllherlc density' “Si fi,lll)l'0:_;;)lll`I;‘(;?l (lf “fr i""(:_“el" -rm* very "me help from the brake? lbetween low and high altitudes, lc‘ssl‘- " _ ‘F “'5~g""‘ ""5 -“11°“1‘1 SHUN1- AND ¢0Mp0UNg GENERA_loxygen below conlains ln the cubici ‘ii F ' 1-l - “_ _ -¢- -~ _~~;_ _ Answer: The llil’i’erence is in the lsflwd 01' flnlllyliig the current bliretor pal-ts with time, due to thef wire. wounll in many turns around l‘ l ' - _ ig, but also a series winding, which oitllrlig of quite coarse wlrql that arries the whole useful current pro- out patch can ho fitted over the break though the rarbllroior is not cliokcll. d as-a temporary measure to protect A lean illixtllrc lfl iiidiczitcd hy, liard c they tube, but li pcrniailcllt repair starting unless fully clicked; liability c should be inadc or ri blowout will to probably occur at this welll: spot. tion after s. cold start; explosions in] c " i stall; slowiiess to get illto full ac- tilt- load (battery for instance), and ioii. which conslsili of raihertlns lo ileld lnagncts. This circuit coin lc-il<~r\s al lille hrllsh and ends at the ther inaiii brush -- or at the “third rush"‘-and _carries a relatively lnall current but nearly tho full oltuge geiieraioll. The latter type is combination of a shunt wound and soi‘ies wound generator. Its mag- eis carry not only the sllllllt wind- uccll by thi-_ generator. The series ircllit starts at one main bush, in- llides thc series iield winding and urls at the other niainbrush. _ln a '1 £1' ~ . ._4_\_l‘,‘_._;. I ,V \|\\v/, S \v| \ Ill \IlA_ \'l\ l\\\ l AIYAYIll1'LC“l'l_llIILZYAIIYLIUI lf llA'A‘llYA‘lYA\`|lA\1l\VIA\¢ rnnvuri \"l\” .l\'§ 11/A\vuAvA\1rA\vAUlnlr».\\vI|Av1|llwmv _-Y , _ 1 = For Many Reasons Dort.i Its beauty, too`,§at-1 - YFIE I If KYIII ‘AVI 'A UAYAHY YAY() IVA II il I I YLIYI I _» tires. ' 3 ,l: price. Women, particularly, -a ate the easy driving and com-, fortable riding of the Gray- onomy of the Gray-Dort. - _ - The -lovv consumption of f fuel. l The long mileage from it l ' ()NE` owner praises the ec- " - ' Another finds in ,this car the` “ power and speed he needs without costly weight. - A ,third ftalks ‘consta»f1'tly'"of - value. A staunch, handsome, roomy live-passenger car is un- usual value at the Gray-Dort ,You have alre _‘ ride in one. . l fr" l,_1;I2.r" reflnementsand and lx sedan. ,without notice. yn-»-l-.-f.. appreci- ii ` A R. H. STERNS, Charlottetown, P. E. l. _ ___ , tracts their admiration. ~ of the Gray-Dort. Go now and Dort dealer /for a demonstra- The touring car ls $1245 ; the Gray- _ Dort Special-the car with added S135 extra`; there are u so a coupe, - Chatham and are subject to change G_RAY-DORT MOTORS, LIMITED Chatham, Ont. ln Ula U.5»~D0lT MOTOR CAR C0-. Flint- Ilkl- YIIV IAYHAVI IYIIII llVlVIIlYIlYl YAYIAIII \UlA\Ylll‘ IIA' YIIIIIIYIUI IVUL ady heard much Ask the Gray- gladly give lt. . extra epuipment, is IIAVI All prices f.o.b. YIAMUILI IAVIII 1l\ll ll I rar.->l,‘-»l1~.~~._; » ~ _ F y L '” ‘ `“‘”“"’ " AmlrnlllwnInvnvlnvlnxvlnwlnrnnn Changes inthe operative temperature; .of the intake system and cylinderi walls, as between the extremes of, summer and ot winter wea.t.her_ When; no means are taken to overtake tho effects oi such atmospheric diflerenc-, es, la. more liberal gasoline adjnstmontj must bo niailitailled; in ‘cold weather.; hecange so much of the fuel supplied§ fails to vaporize and burn pr0perlY; Dlilerences in the carburatiou require-_ ments sought. Some operators wish mixture rich enough to produce maxi-j lnum acceleraton and powsrfcve-n at; some sacriilec in economy whilei others, in order to savelgasolinc, art-.f willing to use ll slightly leancr mix-_ ture. A motorist should avoid cbangi ing hill carburetor setting. unless it is| known to require it but not hesitate to 5 do so when it is advisable. lnstruc-§ tions, minntely explaining the correetl method of adjustment, are obtainablel from the mailuiucturer of every make; of carburetor and every motorist| should familiarize himself with tilef directions applicable to his particular, instrument. FRONT CVLINDER OIL SPARK-I PLUG P. J.. S. writes: Tile spark-plug, in number one cylinder of my Ford. carbonizes sorllpidly that i have to clean it every other day, in order to stop the eliginds "skipplng." Tile plugs in the other cylinders do not carhonize, Do you think l need a new ring at the top of this piston or what is the caller of this trouble? Answer: The chances are that you will have to have not only a new top ring. but a full _-let of rings for this cylinder, before long. it you iinll by cranking the engine ovor -the com- ' prcssion stroke oi’ this cylinder. that there is considerable hissing of gas past its piston and that, the resin. 1 ance to motion of -the crank soou`~ ceases, new rings are probably need- ed. However, beforg changing pls- _ ton rings, you mishl- U57 N10 039011' ent of drilling a one-eighth inch hole through the oil supply pipe so that f a part ot the oil is discharged into -the splash basin of number two r cylinder and not all ot, it into the ' front compartment. This -is some- times found to prevent excessive oil- lng ot number one cylinder-a fall- ' ing which is quite common with' these engines. , ` \|NsP£c1'lNo A usso can _ j A. N, writes: Please inform me what pants should be specially ln- speeted lnvbuylns a second _hand au-~ tomobile? ~ ~ Answer: in a Kernel-al way thc, working'l»¢rts which have ‘bsarin5‘ surfaces that are subjected to weanl You should make sure that the pls-‘_ tom; arg 3, p\’0p0l' HL ll] f.ll9ll' ¢Y|lll~| dere. so that good compressioif may! be insure| _ ' _ § I _ L- ` f ll ll '_‘_, ' 1:‘¥l l » l ` l 1; Y it _ mtl, ‘, ` W -s 'i;'_-ff ' 2 ._ il-TFA l gi 4'. ~ . ’\ \. l “_ 'tif =; `_;=“_ :,~_“-;;_ Z=i _-§;?='_=§'3i -" _ `;=_; :_;E_=';*T-E :-7 ==_iTT_`7-’-==:_ V L: -TE - 3; 2;-E l- A* \ if =- , ` l vi 4 - "- `~ P IIN li ’ ,»' ~ ` Y lllll lll lullc N ,INN _,Nl I ‘|,`\_\\‘\'J` V/`._\ l 5,1 : =.~+;. ';>>fc‘ff<<<.' - ._-_= 0 \~" » _*__-_S ,__, ' ~-45 ~ ~ -»"'~-,~--_-'.'l-e V. . _ -_ _ , l \ * ff-19'( -- ',‘l:l'i'l 7 . ,_'&\ -r"-" ~--v~»<-“::‘;`:_’.::.t;ill "ll" "_ _i, ‘- "l"l|l"-I / '/ _ l GAUDET & GRANT Charlott'.eto\\'n, P.E.l.' Distributors for P.l