12
6a.
Pull up on the auto drain knob, and confirm that water
is flowing through the Series 79N.
6b.
Replace the protective cap over the auto drain knob.
7.
Close the piston charge line ball valve.
8.
Charge the system with air by turning on the compres-
sor or by opening the fast-fill ball valve on the air mainte-
nance device (fast-fill ball valve is shown above). You will
need to charge the system to between 13-psi (90-kPa)
minimum and 18-psi (124-kPa) maximum.
8a
. Confirm that the system is charging by observing the
air pressure gauge. If the gauge is not showing an
increase in air pressure, there is a leak or an opening in
the line.
8b.
If air is leaking out of the drip check on the alarm line,
close the alarm line ball valve.
8c.
While the system is charging, remove the protective
cap from the Series 79N auto vent.
Auto Drain
Knob
Auto Drain
Protective
Cap
Piston
Charge Line
Ball Valve
Fast-Fill
Ball Valve
Alarm Line
Ball Valve
Auto Vent
Protective
Cap
DISCONTINUED
PRODUCT
