Schumacher SF-125A manual

1
2
3
4
5
6
7
8

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Schumacher SF-125A, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Schumacher SF-125A one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Schumacher SF-125A. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Schumacher SF-125A should contain:
- informations concerning technical data of Schumacher SF-125A
- name of the manufacturer and a year of construction of the Schumacher SF-125A item
- rules of operation, control and maintenance of the Schumacher SF-125A item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Schumacher SF-125A alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Schumacher SF-125A, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Schumacher service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Schumacher SF-125A.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Schumacher SF-125A item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    1 1. Before you use your battery charger , be sure to read all instructions and cautions printed on: • Battery Charger • Battery • V ehicle or unit using battery 2. Use battery charger on LEAD ACID type rechargeable batteries only , such as used in autos, trucks, tractors, airplanes, vans, RV's, trolling motors, etc. Charger is not inten[...]

  • Page 2

    2 1. Make sure you have a 6 or 12 volt lead-acid battery . Check car owner manual to make sure. 2. Clean battery terminals. T ake care to keep corrosion from coming in contact with your eyes. 3. If required, add distilled water in each cell until battery acid reaches levels specified by battery manufacturer . This helps purge excessive gas from cel[...]

  • Page 3

    3 12 VOL T 2 AMP 12 VOL T 15 AM P OFF 6 VOL T 125 VOL T ENGINE ST ART 6 VOL T 15 AM P MANUAL 12 VOL T 125 AM P ENGINE ST ART OFF: This position disconnect s AC power supplied by your out- let from the rest of the charger . 6 VOL T 15 AMP: Used for charging medium and large size 6 volt batteries, typical application are for crank starting of farm eq[...]

  • Page 4

    4 OPERA TION – Model SF-1275-A T wo switches permit Battery T ype and Charge Rate selection. Switch #1 permits selection of either Conventional or Mainte- nance Free and Deep Cycle batteries. If you are not sure of your battery type, use the (Regular) Conventional Setting. Switch #2 (3 Charge Rate Modes) Mode 1 -- Select the 2 amp automatic setti[...]

  • Page 5

    5 FIGURE 7 CONNECTION TO NEGA TIVE GROUNDED BA TTERY POWER ON FULL CHARGE CHARGE % 100 75 50 25 0 APPROACHES FULL CHARGE Charge current to the battery is typically 5 amps. The needle points toward the 100% mark. FULL Y DISCHARGED BA TTER Y Initial charge current to the battery is typically 10 amps. The needle point s toward the 25% mark. (SF-520MA [...]

  • Page 6

    6 1. These battery chargers are equipped with a self-resetting circuit breaker . This device protects the charger from temporary overloads. In the event of an overload, the circuit breaker will trip open, and after a short cooling off period will reset automatically . this process is known as cycling and can be recognized by an audible clicking sou[...]

  • Page 7

    7 S tore battery charger in a dry area. The approximate required time to bring a battery to full charge state depends upon the number of ampere-hours (AH) depleted from the battery . AH’s are determined by multiplying the num- ber of hours by the number of AMPS supplied to a load. For example - If a load was connected to a battery , which drew 7 [...]

  • Page 8

    8 The battery charger is designed to work automatically . However , If a problem does occur , check the following: PROBLEM POSSIBLE CAUSE SOLUTION No meter reading. Connections are reversed. With charger unplugged, reverse clips and reconnect (rock back and forth to bite in). Poor electrical connection. Clean clips and battery posts and reconnect ([...]