Nilfisk-Advance SW4000 Service Manual

Also see for SW4000: Service manual User manual Quick start guide Instructions for use Quick start guide

Contents

Nilfisk-Advance SW4000 Service Manual Manual pdf 62 page image

le t al ste 62e e an alElectrical SystemFunctional Description(SW4000 Battery)The electrical system is basically an electromechanical system at 24Vdc rated voltage in which the main partof the accessories are powered by relays controlled by switches. The timing control of certain accessories andEDWWHU\FKDUJLQJDVZHOODVWKHGLVSOD\RIWKHZDUQLQJOLJKWVWDNHVSODFHE\GDVKERDUGHOHFWURQLFERDUG (% The drive system consists of a driving wheel (M0) driven by the drive system electronic board (EB1).The battery is connected to the system by means of the ANDERSON POWER connector (C1). Downstream ofWKHFRQQHFWRUWKHUHLVDVDIHW\IXVH ) 7KHIXVHLVVL]HGWRDFWLYDWHRQO\LQFDVHWKHSRZHUVLGHRIWKHZLULQJharness becomes seriously damaged.7KHRQERDUGEDWWHU\FKDUJHU &+ LVGLUHFWO\FRQQHFWHGRQWKHEDWWHU\SLQVIRUWKHSRZHUVLGHWRFRQQHFWRU& IRUWKHLQKLELWLRQVLJQDO:KHQWKHEDWWHU\FKDUJHULVQRWFRQQHFWHGWRWKHHOHFWULFDOPDLQVWKHUHOD\LQ-VLGHWKHEDWWHU\FKDUJHUFORVHVWKHFRQWDFWEHWZHHQWKHZLUHVFRQQHFWHGWR & WKLVFRQWDFWRSHQVZKHQWKHEDWWHU\FKDUJHULVFRQQHFWHGWRWKHHOHFWULFDOPDLQV:KHQWKHEDWWHU\FKDUJHULVQRWLQVWDOOHGWKHFRQQHFWRU(C2) is closed by a jump connection. The connector contacts (C2) are upstream of the ignition key (SW1) andcut off the power supply to all control section of the electrical system.)RUIXUWKHUGHWDLOVVHHWKHGHVFULSWLRQVRILQGLYLGXDOVXEV\VWHPV(SW4000 Petrol/LPG)7KH HOHFWULFDO V\VWHP RI 3HWURO/3* YHUVLRQV LV VXEVWDQWLDOO\ HTXDO WR WKDW RI WKH EDWWHU\ YHUVLRQV WKH GLI-ference is that the 24V battery pack is replaced by one with lower capacity (2 12Vdc starter batteries) keptcharged by a dynamo and a power diode. The system guarantees a correct charging and battery managementon the condition that the rpm of the engine are as constant as possible and that the use of the machine is asUHJXODUDVSRVVLEOHDYRLGLQJORQJVWRSV QRWPRUHWKDQPLQXWHV ZLWKWKHHQJLQHVZLWFKHGRQDQGWKHDFFHV-VRULHVRIIDQGORQJSHULRGV QRWPRUHWKDQXWLOL]DWLRQRIWKHPDFKLQH ZLWKDOODFFHVVRULHVWXUQHGRQWRtheir maximum load.:KHQ WKH DERYH FRQGLWLRQV DUH QRW PHW LI WKH EDWWHULHV DUH XQGHU DEQRUPDO YROWDJHV D SURWHFWLRQ V\VWHPwarns the operator by means of the dashboard electronic board display (EB2) (see Control System chapter).7KH G\QDPRWRU 0 DOVR DFWV DV DQ HOHFWULF VWDUWHU IRU WKH HQJLQH ZKHQ SRZHUHG E\ WKH HOHFWURPDJQHWLFVZLWFK (6 ZKLFKLVDFWLYDWHGZKHQWKHLJQLWLRQVZLWFK 6: LVWXUQHGWRSRVLWLRQ,, ,JQLWLRQ