Operating and Maintenance Manual
©
HOFFMANN PP2- NCF
• Version 7.267 • 12-2017
31
15.3 Compressed air connections
Compressed air in proper Quality and
Quantity is to be supplied by plant
owner
– see technical data section.
The air regulator-filter-lubricator
assembly is installed on the left side of
the machine base frame.
Hoffmann PP2-NCF requires approx.
1.5 cubic feet per cycle.
Supply pressure must be 90 psi +/- 7
psi
Maximum supply pressure 115 psi.
Connect compressed air supply line with a quick-
connect hose fitting (fitting supplied by customer)
Verify air pressure is set to 90 psi
– 6 bar (check
gauge )
If necessary, adjust air pressure by raising the
adjustment knob and turning clockwise to increase
pressure or counterclockwise to decrease pressure.
Push know down to lock aftr adjusting pressure.
Drain condensate (water) form condensate bowl in
regualr intervals as needed.
Refill oil reservoir bowl with quality oil tool lubricant
as needed.
For service and maintenance work, always
disconnect compressed air supply line.
Check Connections
Check all electrical and pneumatic
connections again prior to initial startup.
Verify that all wires are connected to the
correct electrical terminals and that no
stray wire strands are present.
Check all air pressure lines and hoses for
tightness and leak-proof fittings.
Correct any problems prior to initial start-
up!
WARNING!
Shutting off machine or disconnecting
electrical power supply will not disconnect
compressed air supply.
Pneumatic circuit remains under pressure
even when main power switch is switched-off
and locked!
