DC CONNECTION PRECAUTIONS – CONTINUED
e. For negative-grounded vehicle, connect POSITIVE (RED) clip from battery charger to POSITIVE (POS, P, +)
ungrounded post of battery. Connect NEGATIVE (BLACK) clip to vehicle chassis or engine block away from bat-
tery. Do not connect clip to carburetor, fuel lines, or sheet-metal body parts. Connect to heavy gauge metal part of
the frame or engine block.
f. For positive-grounded vehicle, connect NEGATIVE (BLACK) clip from battery charger to NEGATIVE (NEG, N, -)
ungrounded post of battery. Connect POSITIVE (RED) clip to vehicle chassis or engine block away from battery. Do
not connect clip to carburetor, fuel lines, or sheet-metal body parts. Connect to a heavy gauge metal part of the
frame or engine block.
g. When disconnecting charger, turn switches to off, disconnect AC cord, remove clip from vehicle chassis, and then
remove clip from battery terminal.
h. See operating instructions for length of charge information.
INTRODUCTION AND FEATURES
Thank you for selecting the Vector® Model VEC074 2/10/55 Battery Charger. With proper care and use, it will give you
years of dependable service. Please read all safety warnings and cautions, and this entire User's Manual, before using this
device. The manual should then be retained for easy reference whenever the unit is used.
This model battery charger has a high charge rate of up to 10 amps, and low charge rate of up to 2 amps. It is intended
for charging only 12 volt lead-acid batteries - maintenance-free, conventional automotive, marine deep cycle - that are usu-
ally used in cars, trucks, farm equipment, boats, RVs and SUVs, lawn mowers and garden tractors, motorcycles, personal
watercraft, snowmobiles, ATVs, and various light commercial applications. This charger can assist in engine starting by
delivering up to 55 amps for up to five minutes.
Charges 12 Volt automotive batteries in only 4-6 hours. Three settings,with sliding power selector:
a) 2 amps: 12-volt motorcycle, lawn mower, and Jet Ski type batteries.
b) 10 amps: 12-volt automotive, truck and marine deep-cycle batteries.
c) 55 Amps for up to five minutes for Engine Start Assist.
Built-in meter displays charge rate and battery charge level on color-coded, easy-to-read display.
• Automatically taper charges and stops charging when battery is fully charged
• Heavy-duty transformer and rectifier for dependability
• Built-in circuit protection guards against overcharging or short circuit
• Automatically checks for correct polarity (requires a minimum of 4.0 volts at the battery terminals)
• Heavy-duty cables and copper clamps are corrosion-resistant for better connections
• Connect to side- or top-mount battery terminals
• Rugged steel case with baked-on finish, plus sturdy handle
• Ideal for charging or boosting during winter season when the starting performance of vehicle batteries is lowered by
cold or extreme weather conditions. See Figure 1.
1. AMMETER
2. HANDLE
3. CHARGE RATE SWITCH
4. GROUNDED PLUG
5. CHARGE/ASSIST SWITCH
6. CHARGING COMPLETE LED
7. REVERSE CONNECTION LED
8. BATTERY CLAMPS
1
2
3
4
8
5
6
7
FIGURE 1
3
