Schumacher SC-7500A manual

F ully A utom atic Micropr ocessor Co ntrolled Batter y C harger with Engi ne Star ter CAUTION: Read all Safety Rules and Operating Instructions, and follow them with each use of this product. 0099000621/0206 O WN ER ’S M AN UA L Schumacher Electric Corporation Mount Prospect, IL 60056 U.S.A. Model SC-7500A For 6 and 12-V olt Batteries Speed Char[...]

2 PLEASE SA VE THIS OWNER’S MANUAL AND READ BEFORE EACH USE. Mod el SC- 750 0A Mi cr opr oce ss or Contr oll ed , Fu ll y A uto ma tic Op era tio n B att er y Ch ar ger with Engine Starter Plus Battery and Alternator T ester offers features to accommodate the needs for home or light commercial use. This manual will explain how to use the battery [...]

3 IM PORT A NT SAFET Y INSTRUCTI ONS • W ARNING: Handling the cord on this product or cords associated with ac- cessories sold with this product, may expose you to lead, a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. • Read all instructions and cautions printe[...]

4 Never place charger directly above battery being charged. The gases from the battery will corrode and damage the charger . Never touch the battery clamps together when the charger is on. Y ou could cause a spark. Never operate charger if it has received a hard blow , been dropped, or otherwise damaged . T ake it to a qu alied professiona l for[...]

5 BEFORE USI NG YOUR BA TTE RY CHARGER PREP ARING YOUR BA T TERY TO BE CHARGED It is important that you read and follow these guidelines while you are preparing to charge the battery . • Make sure that you have a 6 or 12 volt lead-acid battery . Determine voltage of bat ter y by ref err ing to vehi cle owner’s man ual or t he ba tte ry mar kin [...]

6 OPER A TI NG INSTRUCTI ONS NOTE: A marine (boat) boat battery must be removed and charged on shore. T o charge it on board requires equipment specially designed for marine use. IMPORT ANT : Follow all safety instructions and precautions when charging your battery . Wear complete eye protection and clothing protection. Charge your battery in a wel[...]

7 1 . N ote the polar it y of t he batter y posts by chec king the identi cat ion marks on the bat ter y: P OSITI V E (POS, P o r + ) an d NEGA TIVE (NEG, N or - ). Th e posit ive post is us ually larger than the negat ive post . 2. At t ach at leas t a 24- inc h- l ong, 6- gauge ( AW G) , i n s u l a t e d b a t t e r y c a b l e to NEGA TIVE ([...]

8 up to 5 s ec onds or unti l the engine c r a nk in g st o p s . T he di g i t a l di s p l ay shows a c ountdow n of the r emainin g cran k time in se co nds. It st ar t s at 5 and co unts dow n to 0. 3. Co ol D own - A f ter c rank ing, the c har- ger enter s a mandato r y 3 - minute ( 180 sec ond) c oo l dow n st ate. Dur ing this per iod, no s[...]

9 CHARGE R CONTROLS DISPLA Y MODE SWITCH Use th is swit ch butt on to se t the fun ction of the digital display to one of the following. • BA TTERY %: The digital display shows an estimate of the percent of charge of the battery connected to the charger battery clamps. • VOL T AGE: The digit al display sh ows the voltage at the charger battery [...]

10 CONTROL P ANEL GUI DE SC-7500A CONTROL PANEL GUIDE MODE OF OPERATION C h a r g e d C h a r g i n g C h e c k B a t t e r y % V o l t a g e A l t e r n a t o r % 2 A 1 2 A Ż Ź 3 0 A 7 5 A S t a r t 1 2 V R e g u l a r 1 2 V D e e p - C y c l e 1 2 V A G M , G e l 6 V R e g u l a r Digital Display Initial power-up, battery not detected O O O 0.0[...]

1 1 USING T HE BUI L T - I N BA T TE RY TESTER OVERVIEW This battery charger has a built-in battery tester that displays either an accurate battery voltage or an estimate of the battery’s relative charge based on the battery voltage and the Battery Council International scale. TESTING SEQUENCE There are four basic steps required to use the SC-750[...]

1 2 This battery charger has a built-in alter- nator tester that displays either an accu- rate alternator voltage or an estimate of the alternator ’s relative output compared to normal alternators. The Alternator % values displayed should be taken as general reference, not precise diagnosis. The alternator tester functions the same as the battery[...]

1 3 BA T TERY PERCENT AND CHA RGE TI ME This charger adjusts the charging time in order to charge the battery completely , ef cie ntl y a nd s afe ly . The mi cro pro ces - sor automatically makes the necessary decisions. However , this section includes guidelines that can be used to estimate charging times. The duration of the charging process [...]

14 CHARG ING TI PS Read this entire manual before using your charger . The tips below serve only as a guide for specic situations. If your ve hic le wo n’t st ar t : Y o u d on’ t need to fully charge a battery to start your ve- hicle . If the charge r won’t start your ve hicle using the 75A ST AR T rate, try chargi ng the battery using th[...]

15 TROUBLESHO OTING Performance problems often can be corrected by the user . Please read through this chart for a possible solution to common problems. PROBLE M POS SI BLE CAUSE SOLUTI O N The bat ter y is c onnec ted and the c harg er is on, but isn' t cha rging. The ch arger i s in tester mode, not c harg er mo de. Pres s the CH A RGE R A T[...]

16 WARR A NT Y SCHUMACHER ELECTRIC CORPORA TION, 801 BUSINESS CENTER DRIVE, MOUNT PROSPECT , ILLINOIS 60056-2179 MAKES THIS LIMITED W ARRANTY T O THE ORIGINAL PURCHASER A T RET AIL OF THIS PRODUCT . THIS LIMITED W ARRANTY IS NOT TRANSFERABLE. Schumacher Electric Corporation warrants this battery charger for one year from date of purchase at retail [...]