Gunson VMS48 Instructions Manual

Vehicle Memory Saver VMS48

Plug to 220volt 1ph
50hz wall socket.

LED Light

Plug to

Cigarette

Lighter
Socket

Many memory controlled facilities on modern vehicles are lost

when the vehicle’s battery has to be disconnected.
provides a convenient and safe way to avoid this disruption

VMS48

and can also be used for maintaining a charged battery

in good condition during vehicle storage.

Avoids loss of memory in………..

•

Electronic Control Units (engine computer )

♦

Radio Security Codes or Station Settings

♦

Vehicle Security, Clocks & Seat Settings

♦

Uses 220volt 1ph 50hz main power transformed

•

to 12volt DC Supply

•

1.9 meter electric wire cord

•

Cigarette lighter socket connector ( with 3 amp fuse )

•

Full Instructions

still illuminate during use and the led will dim due to

ariestools

load - prepare in advance to avoid excessive delays.

Switch off ignition operated items - Radio, Screen
Heater, Alarm (disconnect automatic alarms).

VEHICLE MEMORY SAVER

INSTRUCTIONS

Provides standby power and safe memory

backup from a main ac power supply

Avoid loss of radio codes, engine electronic control
unit (ECU) memory and similar stored data.
This product may also be used for maintaining a
charged battery in good condition during
vehicle storage, (except on vehicles where the lighter
socket only works with ignition ?on?)
Maximum terminal voltage 12.8v.

PRECAUTIONS. Use an extension lead to access
a main ac power supply if required but take precau­tions and do not allow this product or the power sock­et to become damp / wet. When Memory Saver is
connected to power, OVERLOAD IS INDICATED if the
led indicator goes off! The 3A fused plug protects
against short circuit but can not give total protection
to the product so observe the output of led indicator.

INSTRUCTIONS - General.
This unit is not intended for recharging flattened bat­teries. Switch off all vehicle accessories before use .
Check your lighter socket is a good connection, the
Memory Saver led must stay on continuously Some
lighter sockets only operate in ?auxiliary? ignition
switch position, switch to ?aux? as instruction(b).
Some lighter sockets only operate with the ignition
switch ?on? and the ignition load may be excessive .
If in doubt, for this type, remove the ignition coil low
tension lead before proceeding (modern ECU systems
have no ignition load until engine is rotating).
Note: in this case the instrument ?ignition ? lights will

INSTRUCTIONS. - Normal Procedure

Just follow (1), (2), (3). - For more help see (a), (b), (c).

PROCEDURE

(1) Plug in Memory Saver to a main ac power supply.

Does the led illuminate brightly.

YES GO TO (2) NO GO TO (a)

(2) Disconnect from supply and connect to the vehicle
socket

Led illuminates (perhaps dimmer)

YES GO TO(3) NO GO TO (b)

(3) Check that the led is still on and reconnect to the
ac power supply. Disconnect vehicle battery earth.

Led stays on

YES- CONTINUE NO GO TO (c)

YOU MAY NOW FINISH REMOVING THE BATTERY

Leave Memory Saver connected, data will not be lost

.

Protects even with accidental operation of door /

interior lights.

Operating other electrical items may cause overload a

nd memory / code loss.

INSTALL A CHARGED BATTERY WHEN CONVENIENT.

HELP

(a) Check the electrical supply, try another electrical
appliance in the socket. Is there a fault, has unit been
seriously overloaded on previous use? Check the 3A
plug fuse

(b) Is the battery flat, see NOTE below. Perhaps there
is no connection, switch ignition to auxiliary position

- if o.k. go to (c). If not o.k. perhaps lighter socket
only works with ignition ?on?
see INSTRUCTIONS-General (above).

(c) Reconnect battery now! Find the electrical load
and switch off or disconnect circuit. Now try again.

NOTE If the battery has been totally discharged,
memory will be already lost - do not try to use
Memory Saver.
If the battery has some life find / remove any electrical
load and allow at least 10 minutes battery recovery or
battery charge before attempting to use Memory
Saver. Memory Saver can be used on batteries down
as low as 8 Volts (95% discharged) but is not a
battery charger!