Input Voltage
Charge / Start Voltage
CE Norm Rated Charging Current
Max. Charging Current
CE Norm Starting Current
Max. Starting Current (0V)
Recommended Input Fuse
Output Fuse
Charging Outputs
Weight
CONNECTION TO THE POWER SUPPLY
Check that the supply voltage is the same as the voltage required by the machine. This machine must be connected through an
isolator and fuse of the correct rating (32 amps). Not suitable for connection to a 13 amp plug, use of lower rated supplies (13Amp
plug) will reduce the capacity of the machine in "Start" mode and may lead to blown fuses, charging functions will not be affected.
Mains Lead
Wire Colour
Yellow/Green ...................
Brown ...............................
Blue ..................................
THE YELLOW / GREEN WIRE IN THE MAINS CABLE OF THIS MACHINE MUST ALWAYS BE CONNECTED TO EARTH
SAFETY
Isolate the machine from the power supply before removing any panels or carrying out any maintenance work. Electrical repairs
should only be carried out by a competent electrician.
Ensure that cables are regularly inspected and kept in good condition. If using an extension cable the conductor size should be as
great or greater than the conductor size of the cable fitted to the machine. Unreel extension cables fully to prevent heat build up.
Do not operate the machine in wet or damp conditions. Before charging ensure that the battery terminals are clean and that the
cells contain the correct level of electrolyte. Top up with distilled water if required.
Battery acid is highly corrosive. If spillage occurs wash off with plenty of cold water. Avoid contact with eyes and skin.
During charging explosive gas is formed in the battery, avoid sparks and naked flames, switch off charger before connecting to or
disconnecting from the battery. Always use in a well ventilated area and loosen battery filler caps to assist gas dispersal and
prevent pressure build up. Remember to re-tighten filler caps after charging.
Some batteries are "sealed for life". These batteries have fixed filler caps and should not require topping up. They will however
still form explosive gas and the same precautions should be taken to avoid sparks etc.
Position charger and leads carefully. Avoid accidental contact with moving or hot parts in the engine compartment ie cooling fan,
exhaust manifold.
THERMAL PROTECTION DEVICE
This machine is fitted with a thermal cut out which will switch off the mains supply to the machine if its temperature rises above a
normal operating level. This protects the machine from damage.
The cut out will re-set automatically when the machine temperature returns to normal, switching on the machine. While the cut out
is operated the mains supply light on the ON / OFF switch will not light.
FUSIBLE LINK
The machine is protected from overload by a fuse. Reverse polarity connection, incorrect charging voltage or overloaded output
may cause this fuse to blow. Always use replacement fuses of the correct type. Always tighten fuse fixing nuts carefully.
Never use other components as temporary replacements for the fuse as serious damage to the charger may result which will not
be covered by warranty.
Always disconnect the machine from the mains and the battery before replacing the fuse.
PROCEDURE FOR BATTERY CHARGING
A complete charging cycle should be carried out slowly to prevent overheating and possible damage to the battery, please consult
the battery manufacturers charging instructions to establish the correct charging current in Amps. The charging rate in amps.
should be approx. 10% of the battery capacity rating in ampere hours.
Batteries should never be over charged (heavy gassing occurs and the battery overheats) this will damage the battery.
A hydrometer or voltmeter should be used to monitor the charging process. A low charging current reading on the ammeter during
charging may indicate that the battery is either fully charged or faulty. Batteries should not be left on charge when the charging
cycle is complete.
This machine is designed to charge at 12 Volts or 24 Volts and may be used to charge 6 Volt 12 Volt or 24 Volt batteries as below.
MAYPOLE STARTER CHARGER MP725
INSTRUCTIONS AND SPECIFICATIONS
230V - 50/60 Hz.
12V or 24V
30 A
75 A
300A
450A
32A
4 x 80A
4
24.8Kg
Connection
Earth
Live
Neutral
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