b'H[SHFWHG\x03 RQ\x03 WKH\x03 VFDQQHU\x03 3,\'V\x03 DW\x03 WKH\x03 GLHUHQW\x03 WHVW\x03 SecondaryA.I.R.sensorat3.5V(YHQ\x03 YHQWHG\x03 DQG\x03 UXQQLQJ\x03 DW\x03 QRUPDO\x03 FXUUHQW\x0f\x03 WKH\x03 The Sensor Circuit: The Answer. And the One Little Missing VWDJHV\x11\x037KH\x03FXULRXV\x03WKLQJ\x03KHUH\x0f\x03LV\x03WKDW\x03HYHQ\x03WKRXJK\x03WKH\x03 ZKHQ\x03V\\VWHP\x03KRRNHG\x03XS\x03 \x03&ORJJHG \'0(\x03LV\x03VWLOO\x03VKXWWLQJ\x03WKH\x03SXPS\x03R\x03DW\x03WKUHH\x03VHFRQGV\x11 Nugget of Info.SUHVVXUHV\x03 ZHUH\x03 FDOOHG\x03 RXW\x0f\x03 WKH\x03 FRUUHVSRQGLQJ\x03 VHQVRU\x03 7KH\x036HFRQGDU\\\x03$\x11,\x115\x11\x03VHQVRU\x03KDV\x03WKUHH\x03ZLUHV\x03DQG\x03LV\x03D\x03\x18\x03YROW\x03UHIHUHQFH\x03VHQVRU\x11YROWDJHV\x03ZHUH\x03QRW\x11\x031RU\x03ZHUH\x03DQ\\\x03WUDQVGXFHU\x03FRQYHUVLRQ\x03FKDUWV\x03 DYDLODEOH\x03 IRU\x03 WKH\x03 VHQVRU\x11\x03 1RU\x03 ZHUH\x03 DQ\\\x03 WKHRU\\\x03 7KHUH\x03ZDV\x03D\x03VWHDG\\\x03\x15\x11\x18\x03YROW\x03ELDV\x03RQ\x03WKH\x03VHQVRU\x03VLJQDO\x03UHWXUQ\x03OLQH\x03\x0bZKLFK\x03WKH\x03DQG\x03GHVFULSWLRQ\x03RI\x03RSHUDWLRQ\x03RI\x03KRZ\x03WKH\x03FLUFXLW\x03ZRUNV\x03 3RUVFKH\x03VFKHPDWLF\x03LGHQWLHV\x03DV\x03\x05\'LDJQRVWLF\x05\x03DW\x03WKH\x03\'0(\x033LQ\x03$VVLJQPHQW\x0c\x0f\x03published.ZKLFK\x03ZDV\x03D\x03ELW\x03XQXVXDO\x03IRU\x03WKLV\x03W\\SH\x03RI\x03VHQVRU\x11\x03$W\x03WKH\x03VHQVRU\x03FRQQHFWRU\x0f\x03WKHUH\x03ZDV\x03WKH\x03W\\SLFDO\x03\x18\x03YROW\x03UHIHUHQFH\x0f\x03D\x03VLJQDO\x03UHWXUQ\x03WR\x03WKH\x03\'0(\x03DQG\x03D\x036R\x0f\x03WKHUH\x03ZDV\x03QR\x03ZD\\\x03WR\x03NQRZ\x03LI\x03WKH\x03SK\\VLFDO\x03YROWDJHV\x03 signal ground. After performing voltage drop testing on the harness from PHDVXUHG\x03DW\x03WKH\x03VHQVRU\x03ZHUH\x03JRRG\x03DQG\x03DFFHSWDEOH\x03WR\x03WKH\x03 6HFRQGDU\\\x03$\x11,\x115\x11\x03SXPS\x03ZLOO\x03 &XUUHQW\x03 SHDNV\x03 WKH\x03VHQVRU\x03WR\x03WKH\x03\'0(\x0f\x03LW\x03ZDV\x03GHWHUPLQHG\x03WKDW\x03WKH\x03\x18\x03YROW\x03DQG\x03JURXQG\x03OLQHV\x03\'0(\x03RU\x03QRW\x11\x037KH\x03\'0(\x03ZDV\x03REYLRXVO\\\x03VKXWWLQJ\x03GRZQ\x03 only run for three seconds. DW\x03\x16\x1c$\x0f\x03FLUFXLW\x03LV\x03 FKHFNHG\x03QH\x0f\x03XQGHU\x03\x11\x13\x14\x03YROW\x11\x03WKH\x03SXPS\x03UHOD\\\x0f\x03DV\x03WKH\x03JURXQG\x03FRQWURO\x03FRXOG\x03EH\x03VHHQ\x03 fused for 40AGURSSLQJ\x03DW\x03WKH\x03\'0(\x03ZKHQ\x03WKH\x03SXPS\x03GLHG\x11\x037KH\x03\'0(\x03 %XW\x03ZK\\\x0f\x03LQ\x03D\x03SRVLWLYH\x03SUHVVXUH\x03V\\VWHP\x0f\x03ZDV\x03WKLV\x03VHQVRU\x03ELDVHG"\x03ZDV\x03QRW\x03KDSS\\\x03ZLWK\x03VRPHWKLQJ\x03LW\x03ZDV\x03VHHLQJ\x03DQG\x03ZDV\x03 7XUQV\x03RXW\x0f\x03ZLWK\x03D\x03EXQFK\x03RI\x03SK\\VLFDO\x03WHVWLQJ\x0f\x03FLUFXLW\x03PRGHOLQJ\x03DQG\x03UHVHDUFK\x0f\x03VKXWWLQJ\x03WKH\x03SXPS\x03GRZQ\x03IRU\x03SURWHFWLRQ\x11\x03 ZH\x03FKDUWHG\x03RXW\x03WKH\x03DFWLRQ\x03RI\x03WKH\x03V\\VWHP\x03YROWDJH\x03DSSOLHG\x03WR\x03WKH\x03SXPS\x03DQG\x03:KHQ\x03YHQWHG\x03WR\x03DLU\x0f\x03\x0bXQFORJJHG\x0c\x036HFRQGDU\\\x03$\x11,\x115\x11\x03 WKH\x03UHDGLQJV\x03RI\x03WKH\x03VHQVRU\x03ZKLOH\x03UVW\x03SXOOLQJ\x03D\x03YDFXXP\x03RQ\x03WKH\x03VHQVRU\x0f\x03WKHQ\x036LQFH\x03WKH\x03SXPS\x03DQG\x03F\\OLQGHU\x03KHDG\x03FRQWURO\x03YDOYHV\x03ZHUH\x03 pump running at a very comfortable 24 amps. applying a pressure to the sensor. QHZ\x0f\x03WKH\x03IXVH\x03ZDV\x03JRRG\x0f\x03DQG\x03WKH\x03SXPS\x03GLG\x03VWDUW\x03DQG\x03 Figure 6: In this test, with the pump vented to atmosphere (hose UXQ\x03MXVW\x03QH\x03IRU\x03WKUHH\x03VHFRQGV\x0f\x03WKH\x03QH[W\x03VWHS\x03ZDV\x03WR\x03 disconnected from pump) the pump\'s current drops to a comfortable,W\x03ZDV\x03GXULQJ\x03WKLV\x03PRGHOLQJ\x03RI\x03WKH\x03FLUFXLW\x03WKDW\x0f\x03IRU\x03WKH\x03YHU\\\x03UVW\x03WLPH\x0f\x03WKH\x03PDS\x03 RXW\x03 WKH\x03 FULWLFDO\x03 VLJQDOV\x03 WR\x03 FKHFN\x03 YROWDJH\x03 DQG\x03 24 amps, but the pump still shuts down at three seconds! SXPS\x03ZDV\x03DEOH\x03WR\x03UXQ\x03SDVW\x03WKUHH\x03VHFRQGV\x03DQG\x03RXW\x03WKURXJK\x03LWV\x03IXOO\x03FRXUVH\x03current activity at the pump and monitor the controlof function. VHQVRU\x03DQG\x03JURXQG\x03FLUFXLWV\x03DW\x03WKH\x03VDPH\x03WLPH\x0f\x03WU\\LQJ\x03WR\x03JDLQ\x03LQWHOOLJHQFH\x03DV\x03WR\x03ZK\\\x03WKH\x03\'0(\x03ZDV\x03NLOOLQJ\x03WKH\x03 Figure 4: The 4-signal test was set up to look at why the pump wouldn\'t run more than three7KH\x03WKHRU\\\x03ZDV\x03WR\x03VHH\x03D\x03PDUNHG\x03UHGXFWLRQ\x03LQ\x03FXUUHQW\x0f\x03DV\x03ZHOO\x03DV\x03D\x03GURS\x03LQ\x03 7KLV\x03ZDV\x03WKH\x03HXUHND\x03PRPHQW\x04SXPS\x03DW\x03WKH\x03WKUHH\x03VHFRQG\x03PDUN\x11\x03 seconds. Note that red trace is the pump\'s power, supplied by relay. The blue trace is pumpVHQVRU\x03YROWDJH\x03ZLWK\x03WKH\x03SXPS\x03YHQWHG\x03WR\x03DLULI\x03LW\x03ZHUH\x03WUXO\\\x03EORFNHG\x03LQ\x03WKH\x03 7KH\x03DQVZHU\x03ZDV\x03VXUSULVLQJO\\\x03VLPSOH\x0f\x03RQFH\x03LW\x03ZDV\x03OHDUQHG\x03KRZ\x033RUVFKH\x03KDG\x03:LWK\x03 WKLV\x03 WHVW\x03 GRQH\x0f\x03 WKHUH\x03 ZDV\x03 DQ\x03 LPPHGLDWH\x03ground, the green trace is the A.I.R. pump\'s current and the gold trace is the SecondaryKHDGV\x03GRZQVWUHDP\x03RI\x03WKH\x03FRQWURO\x03YDOYHV\x11\x03 GHVLJQHG\x03WKH\x03FLUFXLW\x03WR\x03ZRUN\x11\x03WUHPHQGRXV\x03 DPRXQW\x03 RI\x03 LQUXVK\x03 FXUUHQW\x03 RQ\x03 WKH\x03 SXPS\x0f\x03 A.I.R. sensor. This single test served as a repeatable test, to induce the fault and prove the DV\x03KLJK\x03DV\x03\x1c\x18\x03DPSV\x0f\x03DQG\x03WKH\x03SXPSV\x03UXQQLQJ\x03FXUUHQW\x03circuit throughout the entire diagnosis. 9HQWHG\x03WR\x03DWPRVSKHUH\x0f\x03WKH\x03SXPS\x03UDQ\x03EHDXWLIXOO\\\x03DW\x03DERXW\x03\x15\x17\x03DPSV\x0f\x03\x0bVHH\x03 7KH\x03VHQVRU\x03VLWV\x03GLUHFWO\\\x03RQ\x03WRS\x03RI\x03WKH\x03WHH\x03ZKHUH\x03WKH\x03KRVH\x03FRPHV\x03LQ\x03IURP\x03QHYHU\x03UHDOO\\\x03IHOO\x03EHORZ\x03\x16\x1a\x10\x16\x1b\x03DPSV\x03ZKLOH\x03UXQQLQJ\x03IRU\x03 )LJXUH\x03\x19\x0c\x03EXW\x03VXUSULVLQJO\\\x0f\x03WKH\x03\'0(\x03VWLOO\x03VKXW\x03WKH\x03SXPSV\x03UHOD\\\x03R\x03ULJKW\x03DW\x03 WKH\x03SXPS\x03DQG\x03VSOLWV\x03DFURVV\x03WKH\x03EDFN\x03RI\x03WKH\x03KHDGV\x11\x037KH\x03VHQVRU\x03VLWV\x03KLJK\x03WKH\x03WKUHH\x03VHFRQGV\x03LW\x03ZRXOG\x03UXQ\x11\x037KH\x03FLUFXLW\x03ZDV\x03RQO\\\x03SURWHFWHG\x03E\\\x03D\x03\x17\x13\x03DPS\x03 three seconds again.RQ\x03D\x03KROORZ\x03FKDPEHU\x03LQ\x03WKH\x03WHH\x11\x03:KHQ\x03WKH\x03SXPS\x03LV\x03RQ\x0f\x03DQG\x03DV\x03ORQJ\x03DV\x03WKH\x03IXVH\x03\x0bVHH\x03)LJXUH\x03\x17\x0c\x11 YDOYHV\x03DUH\x03RSHQ\x03DQG\x03WKH\x03F\\OLQGHU\x03KHDG\x03SDVVDJHV\x03DUH\x03RZLQJ\x03SURSHUO\\\x0f\x03WKH\x03$\x03IHZ\x03SDVVHV\x03DW\x03WKLV\x03WHVW\x03ZHUH\x03DWWHPSWHG\x0f\x03KRSLQJ\x03WKDW\x03WKH\x03V\\VWHP\x03ZRXOG\x03 FKDPEHU\x03ZKHUH\x03WKH\x03VHQVRU\x03VLWV\x03VHHV\x03D\x03GURS\x03LQ\x03SUHVVXUH\x03DV\x03FRPSDUHG\x03WR\x03WKH\x03(YHQ\x03ZLWKRXW\x03VHUYLFH\x03LQIR\x03VWDWLQJ\x03WKH\x03H[SHFWHG\x03QRUPDO\x03UXQQLQJ\x03FXUUHQW\x0f\x03WKLV\x03 VXGGHQO\\\x03UHDOL]H\x03LW\x03ZDV\x032.\x0f\x03DQG\x03ZRXOG\x03VWDUW\x03ZRUNLQJ\x03ZLVKIXO\x03WKLQNLQJ\x11\x03 ELDV\x03RQ\x03WKH\x03VHQVRU\x03ZKLOH\x03RZLQJ\x11\x037KLV\x03LV\x03LQ\x03FRQWUDVW\x03WR\x03WKH\x03ULVH\x03LQ\x03SUHVVXUH\x03ZDV\x03FOHDUO\\\x03WRR\x03KLJK\x0f\x03EDVHG\x03RQ\x03WKH\x03EDVLF\x03HQJLQHHULQJ\x03UXOH\x03RI\x03WKXPE\x03WKDW\x03 :HYH\x03DOO\x03EHHQ\x03WKHUH\x11 H[SHULHQFHG\x03ZKHQ\x03WKH\x03YDOYHV\x03DUH\x03FORVHG\x03GXULQJ\x03WKH\x03PRQLWRU\x03WHVW\x03RU\x03LI\x03WKH\x03SRVWXODWHV\x1d\x03:KHQ\x03D\x03IXVH\x03LV\x03VSHFLHG\x03IRU\x03WKH\x03FLUFXLW\x0f\x03WKH\x03UXOH\x03RI\x03WKXPE\x03LV\x03 system is clogged. WKDW\x03WKH\x03PD[LPXP\x03QRUPDO\x03UXQQLQJ\x03FXUUHQW\x03LQ\x03WKH\x03FLUFXLW\x03ZLOO\x03EH\x03VRPHZKHUH\x03 2.\x0f\x03VR\x03OHWV\x03UHYLHZ\x03ZKHUH\x03ZH\x03DUH\x11\x037KH\x03SXPS\x03ZRQW\x03UXQ\x03ORQJHU\x03WKDQ\x03WKUHH\x03 ,Q\x03WKLV\x03FDVH\x0f\x03WKH\x03VHQVRU\x03GHVLJQ\x03DSSHDUV\x03WR\x03XVH\x03D\x03:KHDWVWRQH\x03%ULGJH\x03DQG\x03LV\x03EHWZHHQ\x03\x18\x13\x08\x03DQG\x03\x1a\x13\x08\x03RI\x03WKH\x03IXVHV\x03UDWLQJ\x11\x037KHUHIRUH\x03JHQHUDOO\\\x0f\x03ZH\x03FDQ\x03EH\x03 VHFRQGV\x0f\x03QR\x03PDWWHU\x03ZKDW\x03ZH\x03GR\x11\x03:H\x03KDYH\x03D\x03QHZ\x03SXPS\x03DQG\x03IXVH\x0f\x03D\x03QHZ\x03 FRQJXUHG\x03ZLWK\x03D\x03\x15\x11\x18\x03YROW\x03ELDV\x03LQVLGH\x03WKH\x03VHQVRU\x03E\\\x03D\x03YROWDJH\x03GLYLGHU\x03R\x03SUHWW\\\x03GDUQ\x03VXUH\x03WKDW\x03DQ\\\x03FLUFXLW\x03UXQQLQJ\x03DW\x03\x1c\x1b\x08\x03RI\x03LWV\x03UDWHG\x03IXVHV\x03FXUUHQW\x03 VHQVRU\x03LQ\x03WKH\x03KRVH\x03WHH\x03DQG\x03WZR\x03QHZ\x03F\\OLQGHU\x03KHDG\x03FRQWURO\x03YDOYHV\x11\x037KH\x03UHOD\\\x03OLPLW\x0f\x03LV\x03LQ\x03GHHS\x03WURXEOH\x03DQG\x03RQ\x03WKH\x03YHUJH\x03RI\x03GLVDVWHU\x0f\x03WR\x03EH\x03VXUH\x11\x03 tested perfect. !\x16\x11\x14\x03YROWV\x03:KHQ\x03&ORJJHG$W\x03 OHDVW\x03 QRZ\x0f\x03 ZH\x03 ZHUH\x03 JXULQJ\x03 RXW\x03 ZKDW\x03 QXNHG\x03 WKH\x03 RULJLQDO\x03 6HFRQGDU\\\x037KH\x03ZLULQJ\x03IURP\x03IXVH\x03WR\x03UHOD\\\x0f\x03UHOD\\\x03WR\x03SXPS\x0f\x03SXPS\x03WR\x03JURXQG\x03DQG\x03WKH\x03A.I.R. pump. UHOD\\V\x03FRQWURO\x03ZLUH\x03EDFN\x03WR\x03WKH\x03\'0(\x03KDG\x03EHHQ\x03SDLQVWDNLQJO\\\x03PHDVXUHG\x0f\x03 %LDV\x03 \x03\x15\x11\x18\x03YROWV 3XPS\x0321\x036\\VWHP\x03&ORJJHG\x03 \x03!\x16\x11\x14\x03YROWVYROWDJH\x03GURSSHG\x03SHUIHFWO\\\x03DQG\x03WHVWHG\x03QH\x03ZLWK\x03QR\x03DSSDUHQW\x03VKRUWV\x03RU\x03RSHQV\x11\x037KH\x03 UHOD\\\x03 ZDV\x03 WHVWHG\x0f\x03 RULJLQDOO\\\x03 WKLQNLQJ\x03 WKH\x03 FRQWDFWV\x03 ZHUH\x03 EXUQHG\x03 RU\x03 3.0vGDPDJHG\x0f\x03EHFDXVH\x03DIWHU\x03WKH\x03\'0(\x03FXW\x03WKH\x03SXPSV\x03SRZHU\x03R\x0f\x03WKHUH\x03ZHUH\x03 7KH\x03FXUUHQW\x03RQ\x03WKH\x03SXPS\x03WHVWHG\x03VXSHU\x03KLJK\x03DW\x03\x16\x1b\x03DPSV\x03ZLWK\x03WKH\x03V\\VWHP\x03 %LDV\x03 \x03\x15\x11\x18\x03YROWV 3XPS\x0321\x036\\VWHP\x03/($.,1*WUHPHQGRXV\x03 YROWDJH\x03 RVFLOODWLRQV\x03 RQ\x03 WKH\x03 PRWRUV\x03 SRZHU\x03 FLUFXLW\x0f\x03 ZKLFK\x03 KRRNHG\x03XS\x0f\x03EXW\x03WKH\x03SXPS\x03UXQV\x03EHDXWLIXOO\\\x03QRZ\x03DW\x03\x15\x17\x03DPSV\x03\x0bZKLFK\x03WV\x03RXU\x03 $SSUR[\x11\x03\x15\x11\x13\x03\x10\x03\x16\x11\x13\x03YROWV\x03ZKHQ\x03/($.,1*FRQWLQXHG\x03WR\x03RVFLOODWH\x03DV\x03WKH\x03YROWDJH\x03GURSSHG\x03IURP\x03\x14\x16\x0f\x03WR\x03\x19\x0f\x03WR\x03]HUR\x03RYHU\x03D\x03 UXOH\x03RI\x03WKXPE\x03QLFHO\\\x03DW\x03\x19\x13\x08\x03RI\x03WKH\x03IXVHV\x03UDWHG\x03YDOXH\x0c\x0f\x03ZKHQ\x03WKH\x03SXPSV\x03 2.0vVHHPLQJO\\\x03ORQJ\x03SHULRG\x03RI\x03WLPH\x11\x03$\x03IHZ\x03WHVWV\x03KHUH\x03DQG\x03D\x03ELW\x03RI\x03VWXG\\\x03ERUH\x03RXW\x03 output pressure is vented. WKH\x03IDFW\x03WKDW\x03WKH\x03RVFLOODWLRQV\x03ZHUH\x03DFWXDOO\\\x03FDXVHG\x03E\\\x03WKH\x03VXGGHQ\x03ORVV\x03LQ\x03\'&\x03 )LJXUH\x03\x18\x1d\x03$\x03]RRP\x03RI\x03WKH\x03VLJQLFDQW\x03YROWDJH\x03RVFLOODWLRQV\x03ZKHQ\x03WKH\x03 %XW\x03WKH\x03\'0(\x03VWLOO\x03UHIXVHV\x03WR\x03UXQ\x03WKH\x03SXPS\x03DQ\\\x03ORQJHU\x03WKDQ\x03WKUHH\x03VHFRQGV\x11\x03 %LDV\x03 \x03\x15\x11\x18\x03YROWV 3XPS\x0321\x036\\VWHP\x03)/2:,1*\x03 \x03\x1f\x14\x11\x1c\x03YROWVYROWDJH\x03RQ\x03WKH\x03FLUFXLW\x03ZKLOH\x03WKH\x03PRWRU\x03ZDV\x03VWLOO\x03VSLQQLQJ\x03\x0bVHH\x03)LJXUH\x03\x18\x0c\x11 DME dropped the pump\'s relay. :KDW\x03JLYHV"\x031RZ\x0f\x03LI\x03WKH\x03SXPS\x03FLUFXLW\x03WHVWV\x03HOHFWULFDOO\\\x032.\x03ZKHQ\x03LW\x03UXQV\x03DQG\x037KH\x03PRWRUV\x03PDJQHWV\x0f\x03VWLOO\x03JHQHUDWLQJ\x03LQGXFWLYH\x03YROWDJH\x03DIWHU\x03WKH\x03SRZHU\x03FXW\x03 RZV\x03IRU\x03WKRVH\x03WKUHH\x03VHFRQGV\x0f\x03ZK\\\x03LV\x03WKH\x03\'0(\x03VWLOO\x03NQRFNLQJ\x03RXW\x03WKH\x03SXPS"\x03 \x1f\x14\x11\x1c\x03YROWV\x03ZKHQ\x03)/2:,1*%HFDXVH\x03WKH\x03SXPS\x03ZDV\x03QHZ\x0f\x03WKH\x03WHFKQLFLDQ\x03WRRN\x03WKH\x03$\x11,\x115\x11\x03SXPS\x03RXWOHW\x03 Figure 7: This example shows how the DME is interpreting the R\x0f\x03ZDV\x03WKH\x03FDXVH\x03RI\x03WKH\x03VWUDQJH\x03RVFLOODWLRQV\x03DQG\x03WKH\x03VORZ\x03UDPS\x10GRZQ\x03RI\x03 Secondary A.I.R. sensor\'s signal, the sensor is biased to 2.5 volts. YROWDJH\x11\x031RUPDO\x11\x036R\x0f\x03WKH\x03UHOD\\\x03ZDV\x03QH\x03WRR\x11\x03 KRVH\x03R\x03DQG\x03YHQWHG\x03WKH\x03SXPSV\x03RXWSXW\x03SUHVVXUH\x03WR\x03WKH\x03DWPRVSKHUH\x03IRU\x03WKH\x03 7KH\x03QH[W\x03VWHS\x03ZDV\x03WR\x03ORRN\x03LQWR\x03WKH\x03FRQWURO\x03VHQVRU\x03DW\x03WKH\x03WHH\x03RI\x03WKH\x03$\x11,\x115\x11\x03 When the pressure increases, the signal goes high. When pressure QH[W\x03WHVW\x11\x037KH\x03LGHD\x03ZDV\x03WR\x03VHH\x03LI\x03WKHUH\x03ZDV\x03LQGHHG\x03EORFNDJH\x03LQ\x03WKH\x03V\\VWHP\x0f\x03DV\x03 VXSSO\\\x03KRVH\x0f\x03HYHQ\x03WKRXJK\x03WKH\x03WHFKQLFLDQ\x03KDG\x03UHSODFHG\x03WKH\x03VHQVRU\x03HDUO\\\x03RQ\x0f\x03 drops, signal goes low. The logic thresholds of approximately 2.0-3.0 2.\x11\x032Q\x03ZH\x03JR\x11 WKH\x03\'7&V\x03LQGLFDWHG\x03WKDW\x03WKHUH\x03FRXOG\x03EH\x11\x03 DQG\x03ERWK\x03QHZ\x03DQG\x03ROG\x03VHQVRUV\x03UHDG\x03WKH\x03VDPH\x03GDWD\x11\x03 volts would be engineered and programmed into the system.10'