UNITED FIRE SYSTEMS
STANDPIPE-
PAC™ MODEL SSS-101
DESIGN, INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
REVISION 2.00
P/N 10-540101-001
Page 33
4.4.5. To Refill Standpipe With Air Pressure After Fire Department Use
Operate Compressor Disconnect Switch to OFF.
Close
STANDPIPE-
PAC™
outlet valve.
Use standpipe main drain valve to completely drain standpipe with water.
Use Auxiliary Condensate Drain Device to completely drain piping in the vicinity of the
STANDPIPE-
PAC™
of water.
It may take time for all water to migrate to drains from upper floors. DO NOT proceed until all water is
drained.
Ensure all standpipe valves and drains are CLOSED.
Operate Compressor Disconnect Switch to ON.
STANDPIPE-
PAC™
unit will fill standpipe with air.
TO REFILL STANDPIPE WITH AIR PRESSURE
INDICATOR or CONTROL
ITEM
STATUS
Visual Indicator
Pressure Gauge
Indicating less than 7 PSIG
Visual Indicator
AC POWER
ON
Visual Indicator
ACTIVE
ON
Visual Indicator
COMM. FAIL
Off
Visual Indicator
BATT. FAULT
Off
Visual Indicator
SYSTEM TRBL
Off
Visual Indicator
SUPERVISORY
Off
Visual Indicator
GND FAULT
Off
Audible Indicator
Piezo Sounder
ON
Audible Indicator
Signal Horn
ON
Control
Lockable Shutoff Valve
Open
Control
Compressor Disconnect Switch
ON
Control
Test / Service Device
Not Operated
CAUTION
After standpipe-has been filled with water for any reason, ensure that standpipe is completely empty of water
before refilling standpipe with air pressure. Use all available drain points to remove all water from the
standpipe. If, at any time, it is suspected that water has entered the
STANDPIPE-
PAC™
unit, contact UNITED
Fire Systems or your trained distributor before refilling standpipe with air pressure.
CAUTION
If fire department used standpipe during cold weather:
Drain standpipe before freezing occurs
If freezing does occur, ensure all ice within standpipe is melted, and all liquid water is drained
