Battery Tender 030-0004 Instruction Manual Download Page 5

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7. Maintenance and Care

Routine maintenance is required to keep your Motomaster Booster Pack operating 
properly. Occasionally clean the exterior of the unit to remove dust and dirt. 

SHOCK HAZARD.

Disconnect all sources of AC power and DC power before performing any type of 
maintenance.

Battery Maintenance

You need to recharge the battery periodically to maintain maximum battery capacity and to 
avoid gradually discharge when left standing. 

INTERNAL BATTERY DAMAGE.

Due to inherent self-discharge, lead-acid batteries must be charged at least every 3 
months, especially in a warm environment. Leaving a battery in a discharged state, or 
failing to recharge every 3 months, may result in permanent battery damage and poor 
performance. 

INTERNAL BATTERY DAMAGE.

Gradually warm the frozen battery to 0°C (32°F) before recharging to avoid battery 
damage.

Battery Recycling

The jumpstarter is designed to provide years of service. However, the internal battery is not 
designed to be user replaceable. 

        Because the internal batteries contain lead, which can be hazardous if exposed to the 
environment, the battery should be recycled or safely disposed of at your local recycling 
depot. Do not dispose of the battery and the jumpstarter with common household waste. 
Please ask your local authorities about recycling services that are available in your area. 

8. Troubleshooting

9. Specifications

Problem

The engine being 
jumpstarted will not 
start.

Battery Booster 
Pack does not 
recharge.

The appliance 
plugged into the 
outlet does not work.

The Battery Booster Pack battery
is not fully charged.

Charge it for at 40 hours.

Mechanical Problem

Auto Shop

Bad Connection

Reconnect and rock back and 
forth

Battery Booster Pack battery has
been damaged.

Replace the unit.

Accessories are connected to the
12V DC socket.

Disconnect the accessories.

120V AC charger may be 
damaged.

Replace 120V AC charger

Not charged after previous use.

The battery may be damaged 
as it may not have been 
recharged after previous use.

Battery has  discharged to 10V.

Recharge the Booster Pack.

Fuse might be blown.

Replace fuse.

The appliance power is over 
standard.

Use an appliance where the 
power is lower than 15A. 

Cause

Solution

Internal battery (Capacity/Type)

Jump start cables (Size/Length)

Adapter

Cigarette lighter plug maximum current

Dimensions  L x W x H

Operating  temperature  range

6G*30”

15V DC@800 mA 

15A

11½ x 7½ x 9½

0°C 

 40°C(32 

 104 °F )

18Ah (AGM) sealed lead-acid battery

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