Batteryless Jump Starter M+S BOOSTER – 400A – LED
WE ARE THE GOOD GUYS
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SPECIFIC SAFETY INDICATION
• Put vehicle gear in PARK position or idle and engage the emergency brake.
• Turn off ALL electronic devices in your vehicle (lights, seat heater, rear-window
defroster, van etc.) to ensure the best performance of M+S Booster.
• Ensure ignition key is in “OFF” position before M+S Booster is connected to
battery. For smart-key vehicles (push-to-start vehicles), make sure the vehicle is
completely “OFF” before M+S Booster is connected.
1. USE AS A JUMP STARTER
1.1 Standard mode
In most situations, the weak battery can fully recharge the M+S Booster so that it is able to
start the vehicle.
Follow fi ve simple steps to get your vehicle unassisted started even with weak battery.
WARNING
Only jumpstart the engine when M+S Booster is secured against slipping or falling
down. Watch out ahead rotating or hot engine parts.
1. Turn OFF ALL electronic devices.
2. Connect black battery terminal clamp of M+S Booster with MINUS
terminal of vehicle battery and red battery terminal clamp with PLUS
terminal of vehicle battery. M+S Booster turns on automatically.
LED indicators will show voltage of vehicle‘s battery.
3. Press ON/OFF button. M+S Booster starts to recharge itself on the
weak battery. Indicators show M+S Booster‘s voltage during charging.
4. After 14V indicator stops blinking, turn ON engine.
5. Disconnect battery terminal clamps and remove M+S Booster.
As soon as external power supply is connected, M+S Booster turns
on automatically and indicators show M+S Booster‘s voltage during
charching.
After 14 V indicator stops blinking, disconnect external power supply.
If pre-charge mode with external charged battery M+S Booster also fails, please use bypass
mode as fi nal option.
NOTE:
Not for diesel engines which must be glowed at low temperatures!
WARNING! Due to hazards caused by short circuit and running engine, this mode
is only recommended for experts! Watch out right polarity. During bypass mode
NO protection against short circuit or reverse polarity!
If the battery is too weak to fully recharge the M+S Booster, FAULT LED will glow
during charching. In this case follow six simple steps to get your car unassisted started.
1. Turn OFF ALL electronic devices.
2. Fully pre-charge the M+S Booster with an
external power supply. You have following possibilities:
a. Via battery terminal clamps at another good charged battery.
b. Via enclosed charging cable from 12 V socket of another vehicle.
c. Via USB-cable and grid adapter or powerbank
(Optional accessory).
1.2 Pre-charge mode:
WEAK
1.3 Bypass mode
3. Connect black battery terminal clamp of pre-charged M+S Booster
with MINUS terminal of weak vehicle battery and red battery terminal
clamp with PLUS terminal of weak vehicle battery. The display now
shows voltage of the weak battery.
4. Press ON/OFF button to activate M+S Booster.
5. Turn ON engine.
6. Disconnect battery clamps and remove M+S Booster.
