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12. MAINTENANCE IN COLD CONDITION
In the case of Maintenance-free battery
・
In the case of a maintenance-free type battery, it is not
required to replenish the distilled water.
After starting to use it,
don't open the battery caps later.
・
Replace with new battery every 2 years.
・
Do not replenish distilled water and/or replenisher to a
maintenance-free battery.
Infuse anti-freezing fluid
・
If the temperature around the pump could be subzero, the
inside of the pump can be frozen. In this case, the water pump
or the vacuum pump may not be worked. And also the pump
unit including engine and muffler may be damaged or broken.
・
In order to prevent internal corrosion and freeze damage by the
water in the pump, drain all the water from the pump after each
use.
・
After draining the water, put antifreeze fluid into the pump and
vacuum pump.
Pump unit
1.
Open the drain valves and the air valve for drain.
Drain all the water from the pump.
2.
Close the drain valves.
Air valve for drainage
Drain valve
Close
Open
Open
Close
Air valve for drainage
Open
CAUTION
CAUTION
