Installation - Deprag MINIMAT 346-237U Operating Instruction Booklet

Pneumatic screwdriver
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5

Installation

• Before connecting the air supply line to the screwdriver, clean the air pipe and the air
hose by slightly blowing air into the pipe/hose in order to remove any dirt particles.
Wear safety goggles!
• Make sure, that all air lines have a sufficient cross-section (
and that there are no throttle areas, bends or kinks.
• If the air supply line is longer than 2 meters, the next larger hose I.D. should be in-
stalled in order to avoid a loss of power.
• This pneumatic screwdriver may be operated either with or without lubricated air. The
best performance is achieved by adding 1 – 2 drops of oil per 1 m³ of air consumption.
When operating with oil-free air, a performance reduction of up to 20% occurs and
maintenance requirements increases.
• The air supply to the screwdriver has to be filtered.
• The maintenance unit, the valves and the silencers have to be selected according to
the air consumption of the screwdriver (
which have a measurement that will limit the pressure drop – when measured from the
maintenance unit to the screwdriver – to less than 0.5 bar (7.25 PSI).
• Use only lubricants approved by the manufacturer. We recommend:
special oil „DEPRAGOL", order no. 790081 E (250 cm³ = 8.45 fl. oz).
• Check flow-pressure at directly on the machine. The pressure regulator needs to be
adjusted to an airflow between 5.0 (71 PSI) and 6.3 bar (90 PSI). A higher pressure
leads to increased wear and tear. A lower pressure may lead to clutch not being able to
correctly shut-off the motor i.e. the preset torque will not be reached.
• Connect the screwdriver as follows:
a) For standard operation, connect to a maintenance unit consisting of filter with water
separator, pressure regulator and oiler.
Air Consumption
0,05 - 0,5 m³/min
0,15 – 1,5 m³/min
0,8 – 6,0 m³/min
b) For the use with minimal lubrication, connect to a filter-regulator consisting of filter
with water separator and pressure regulator, in connection with a point-of-use oiler
(order no. 378077 A, 1-fold)
Air Consumption
0,05 - 0,5 m³/min
0,15 – 0,9 m³/min
0,15 – 1,5 m³/min
0,8 – 6,0 m³/min
c) For oil-free operation, connect to a filter-regulator consisting of filter with water se-
parator and pressure regulator.
Air Consumption
0,05 - 0,5 m³/min
0,15 – 0,9 m³/min
0,15 – 1,5 m³/min
0,8 – 6,0 m³/min
Recommendation: The preferred lubricating method for screwdrivers mounted in fixtures,
brackets, machines etc. (in connection with controller) is method b) with point-of-use oiler.
We recommend attaching the screwdriver to a balancer (
chapter Technical Data). Install components,
Thread Size
G 1/4
G 1/2
G 3/4
Thread Size
G 1/4
G 3/8
G 1/2
G 3/4
Thread Size
G 1/4
G 3/8
G 1/2
G 3/4
6
chapter Technical Data)
Order No.
820454 A
820455 A
821608 A
Order No.
822408 A
826981 A
822409 A
826982 A
Order No.
822408 A
826981 A
822409 A
826982 A
Recommended Equipment).

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