Schumacher 200.71230 operating instructions Grounding Methods

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8.3Recommended minimum AWG size for extension cords for battery chargers:

AC input rating,				AWG size of cord
amperesa			Length of cord, feet (m)
At least	But less	25	50		100		150
At least	than	(7.6)	(15.2)		(30.5)		(45.6)
	than	(7.6)	(15.2)		(30.5)		(45.6)
0	2	18		18	18		16
2	3	18		18	16		14
3	4	18		18	16		14
4	5	18		18	14		12
5	6	18		16	14		12
6	8	18		16	12		10
8	10	18		14	12		10
10	12	16		14	10		8
12	14	16		12	10		8
14	16	16		12	10		8
16	18	14		12	8		8
18	20	14		12	8		6

aIf the input rating of a charger is given in watts rather than in amperes, the corresponding ampere rating is to be determined by dividing the wattage rating by the voltage rating ‒ for example:

1250 watts/125 volts = 10 amperes

8.4

Grounding Methods

• 7 •

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Contents OPERATOR’S Manual Table of Contents Important Safety Instructions Page DC Connection Precautions Preparing to ChargeCharger Location Page Page Grounding and AC Power Cord Connection Instructions Grounding Methods Parts Replacement Parts List DieHard Description Part NumberFeatures Assembly instructionsParts Tools Needed Page Page Setting the Controls Output Selector SwitchesOperating instructions Battery SIZE/RATING Charging Time Hours AMP Calculating charge time Chart MethodCharge Rate 40 AMPSpecific Gravity Percent of Charge Needed Hydrometer or Electronic MethodTo calculate time needed for a charge ExampleUsing the engine start feature Maintenance instructionsStorage instructions Problem Possible Cause SOLUTION/REASONS TroubleshootingProblem Possible Cause SOLUTION/REASONS