INSTRUCTION MANUAL of Ｖ500EX
BEFORE OPERATION◎ Preparation of PAIL

Prepare a pail of 20 litre to be used as a tank.
The pail should be of thicker wall and lesser damaged,and also
its rim must be free from damage.

◎ Compressed Air of 4〜6 kg／cm2

When a compressor is used,The capacity of 5Hp or more isrecommended. If the operation pressure is higher, the pail may
be collapsed due to high vacuum.

◎ Air Hose

Used the hose of 3/8" dia. or larger.
The hose of smaller dia. causes the pressure down and lowers the suction capacity.

◎ Quick-Connection Coupling

The coupling attached to this unit is for 3/8" hose.

OPERATION PROCEDURE① Install this unit on the pail properly.
The groove of the rubber packing of this unit must be set to closely fit the rim of the pail.
If the rim of the pail is deformed to be oval or uneven, the rubber packing dose not fit it surely and the suction
capacity is lowered.
② Shut off the air valve of this unit,and then connet it with the air hose by the quick-connection coupling.
③ Open the air valve of this unit.
Then, this unit will start working. The air is exhausted from the ejector nozzle and the objects are sucked into
the suction nozzel

OTHERS① Two types (round and square) of the suction nozzle are supplied as standard.
To remove the nozzle, hold the hose with your left hand and then turn the nozzle clockwise.
② In case of sucking the liquld, please use the oil -stopper.
The float ball works to stop suction when the pail is filled up③ For powder suction, please use the filter for powder which is available as option.

WARNING !

★ In case of suction of the explosive materials,be sure to earth this unit.
★ This unit is not suitable for suction of the solvent,chemicals or the like.
★The temperature of the object to be sucked should be lower than 60 ℃.
★ Air blow from the ejector nozzle is so strong that you must pay attention to the direction of the ejector nozzle
when using.
★ Shut off the air valve before pulling suction nozzle from the surface of liquid to avoid already drawn liquid in
the container emerging through the ejector nozzle.

OIL STOPPER & FILTER SET Installation Manual
For "BLOVAC" V500EX Air Cleaner
Explanation of functiona) OIL STOPPER（Float Ball）- Standard

The rubber float ball will rise upwards according to the volume of drawn liquid. It will automatically plug thehall on top of the attachment bracket when the container is filled with liquid and stop sucking.

b) FILTER SET（Filter Bag & Filter Band）- Option

When sucking in fine particles like the powder etc., this filter prevents them from being discharged
together with the discharge air.

c) Attachment Bracket-Standard

This bracket is to be used together with above a) and b).

Installation
BV-500EX comes with attachment bracket (float ball alreadyplaced inside) firmly mounted into the main body.

a) For Liquid Suction

FILTER BAG

FILTER BAND

It is ready to use.

b) For Particle Suction

1. Remove the float ball from the attachment bracket.
(Keep it in a given place always)
2. Place the filter bag onto the attachment bracket as indicatedand firmly secure it around the rim on top of the bracket withfilter band.

OIL STOPPERFLOAT BALL

RUBBER PACKING

MAINTENANCE※ Clean the ejector nozzle regularly.
The ejector nozzle is of screw type. When setting it after cleaning, apply the grease to the O-ring foreasy setting.
※ The quick-connection coupling has a filter inside.
Clean this filter regularly.

Manufacturer

BLOVAC CO., LTD.
1-20-107 1-Chome Azabudai, Minato-Ku, Tokyo 106-0041, Japan
TEL : +81-03-3586-6341 FAX : +81-03-3582-4463

030714N3000 Printed in Japan