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Vacuum switch
Vacuum switch 09-45053
• For automatic shut off operation.
• To prevent pump damage.
The vacuum switch works with all self-
priming impeller pumps and should be
used for e.g. bilge pumping/emptying of
tanks to prevent the pump from running
dry.
The vacuum switch automatically shuts
the pump off when the bilge/tank is dry.
With the switch fitted, you can start the
pump by remote push button or manu-
ally by depressing lever on the switch.
The vacuum switch should be placed on
the suction side of the pump.
The switch is not igni-
tion protected
4
WARNING
This switch is not ignition protected
and does not meet the demands ac-
cording to ‹‹Recreational Craft Directive
94/25/EEC››.
That means that the switch may not
be installed in places in boats as
follows:
• engine room for gasoline engines
• spaces containing gasoline tanks or
gasoline pipes
• spaces containing LPG (Liquid
Petroleum Gas) cylinders, valves,
pipes, pressure regulators, fittings,
connections, or other unattended
equipment for LPG systems.
Exeptions to the above regulations:
Open spaces which have a minimum of
0,34 m
unobstructed opening to the
2
outside air, outside the boat, per cubic
meter of the space's volume.
The swith may not be used in pump sys-
tems handling gasoline or other inflam-
mable liquids.
To be used only with pump units supp-
lied with DC engines, max
16 A or Johnson Pumps clutch pumps
in -5000 eller -5001-series.
Installation
See page 9-10
A Wheel house
B Engine room
1 Indicator lamp
2 Start button
3 Fuse
4 Vacuum switch
5 Magnetic clutch
Original instructions