Schumacher 9275A-PE - User Manual

1
1373-401
or electric shock. If an extension cord must be used, make
sure that:
 Pins on plug of extension cord are the same num-
ber, size, and shape as those of plug on charger.
 Extension cord is properly wired and in good elec-
trical condition.
 Wire size is large enough for AC ampere rating of
charger, as specified below:
Length of cord (feet): 25 50 100 150
AWG size of cord: 18 18 16 14
11. Always charge battery in a well-ventilated area.
NEVER operate in a closed-in or restricted area without
adequate ventilation.
WARNING: Risk of explosive gas.
12. Locate charger as far away from battery as DC charger
cables permit.
13. Do not expose charger to rain or snow.
14. NEVER charge a frozen battery. If battery fluid (electrolyte) is
frozen, bring into a warm area to thaw before charging.
15. NEVER allow battery acid to drip on charger when reading
specific gravity or filling battery.
16. NEVER set a battery on top of charger.
17. NEVER place charger directly above battery being charged.
Gases from battery will corrode and damage charger.
18. NEVER touch the battery clamps together when the charger
is energized.
WARNING: Battery chargers get hot during operation and must
have proper ventilation. Air needs to flow around entire charger.
Do not set on flammable items like carpeting, upholstery, pa-
per, cardboard, etc. Will damage leather and melt plastic and
rubber.
WORKING IN VICINITY OF A LEAD-ACID BATTERY IS DANGEROUS. BATTERIES GENERATE
EXPLOSIVE GASES DURING NORMAL BATTERY OPERATION. FOR THIS REASON, IT IS
OF UTMOST IMPORTANCE THAT EACH TIME BEFORE USING YOUR CHARGER, YOU READ
THIS MANUAL AND FOLLOW THE INSTRUCTIONS EXACTLY.
GENERAL BATTERY SAFETY
1. Before you use your battery charger, be sure to read all in-
structions and cautions printed on:
 Battery Charger
 Battery
 Vehicle or unit using battery
2. Use battery charger on LEAD ACID type rechargeable bat-
teries only, such as used in autos, trucks, tractors, airplanes,
vans, RV's trolling motors, etc. Charger is not intended to
supply power to low-voltage electrical system other than in
an automotive application.
WARNING: Do not use battery charger for charging dry-cell
batteries that are commonly used with home appliances.
These batteries may burst and cause injury to persons
and damage to property.
3. Use only attachments recommended or sold by manufac-
turer. Use of non-recommended attachments may result in
fire, electric shock, or injury.
4. When disconnecting the battery charger, pull by the plug
not by the cord. Pulling on the cord may cause damage to
cord or plug.
5. Locate battery power cord so it cannot be stepped on,
tripped over, or subjected to damage or stress.
6. Do not operate charger with damaged cord or plug. Have
cord replaced immediately.
7. Do not operate charger if it has received a sharp blow,
been dropped, or otherwise damaged in any way. Take it to
a qualified professional for inspection and repair.
8. Do not disassemble charger. Take it to a qualified profes-
sional when service or repair is required. Incorrect reas-
sembly may result in electric shock or fire.
9. To reduce risk of electric shock, unplug charger from outlet
before attempting any maintenance or cleaning.
10. Do not use an extension cord unless absolutely neces-
sary. Use of an improper extension cord could result in fire
• IMPORTANT SAFETY INSTRUCTIONS •
• SAVE THESE INSTRUCTIONS •
OWNER'S MANUAL
Read Rules for
Safe Operation
and Instructions
Carefully
Model 9275A-PE
Automatic and Manual Battery Charger
2 and 12 Amp Continuous Charge Rates
75 Amp Engine Start
For 12 Volt Lead-Acid Batteries
801 BUSINESS CENTER DRIVE • MOUNT PROSPECT, ILLINOIS 60056-2179
Send Warranty Product Repairs to: 1025 E. Thompson Avenue, Hoopeston, IL 60942-0280
Call Customer Service if you have questions: 1-800-621-5485
ELECTRIC CORPORATION

Summary

General Battery Safety

Ventilation and Location Requirements

Always charge in a well-ventilated area, away from heat and rain.

Hot Charger Operation Warning

Battery chargers get hot; ensure proper ventilation around the unit.

Personal Precautions and Safety

Emergency Preparedness and First Aid

Metal Item and Tool Safety

Remove metal items; avoid dropping tools to prevent sparks/shorts.

Fire and Explosion Prevention

Operate in open area; never smoke or allow sparks near battery.

Preparing to Charge

Battery Charger Controls

Selector Switch and Charge Rates

Touch-Pad Function Indicators

Charge Complete Indicator

Ammeter Functionality

Engine Starting Procedure

Use Engine Start mode for 5 seconds to crank engine; follow rest period.

Battery Status Indicators

Charger may abort if battery fails criteria; sulfated battery mode is available.

Manual vs. Automatic Charging

Deep Discharge and Sulfation Modes

Use Manual mode for low voltage batteries; Desulfation mode for sulfated batteries.

Operating Instructions: Charging Battery Out of Vehicle

Safety Precautions for Removal

Reduce spark risk; disconnect grounded post first; ensure accessories are off.

Operating Instructions: Charging Battery in Vehicle

Connecting Charger to Battery (Negative Grounded)

Connect RED clamp to POSITIVE post; BLACK clamp to chassis away from battery.

Connecting Charger to Battery (Positive Grounded)

Connect BLACK clamp to NEGATIVE post; RED clamp to chassis away from battery.

Finalizing Charge and Disconnection

Troubleshooting

No Meter Reading Issues

Vehicle Not Starting in Engine Start Mode

Check connections, wait rest time, or try 12A manual rate for severe discharge.

Charging Not Taking Place

Ensure correct mode for battery voltage; use Manual mode for low voltage.

Schumacher 9275A-PE Specifications

General

Type	Automatic Battery Charger
Voltage	6V/12V
Input Frequency	60Hz
Battery Types Supported	AGM, Gel
Features	reverse hook-up protection, LED indicators