Start Up Procedure - UTICA BOILERS SSC UBSSC-075 Installation Operation & Maintenance

NOTICE
IMPORTANT: Condensate trap must be manually
fi lled with water at initial start up.
FIGURE 9-1 Condensate Drain Assembly
1. Disconnect spring tension
clip from hose barb and fi ll
Condensate trap with water.
2. Reconnect hose to hose
barb with spring tension clip
before starting boiler.

9 - START UP PROCEDURE

9.1 Fill Boiler With Water And Purge Air
To maintain boiler effi ciency and prevent boiling
inside the heat exchanger, fl ush entire heating
system until clean.
• Flush heating system, including all heating zones.
• Fill boiler with potable water.
• Fill boiler and system piping with water (or
antifreeze-water solution, if used). See antifreeze
information page 13. Purge air from boiler using air
vent. Purge air from system piping.
• Inspect system piping and boiler connections. Repair
any leaks immediately.
• Activate all heating zones and calls for heat,
including CH calls and DHW calls (if available).
• Close manual gas shut off valve. Let system run for
30 minutes. When boiler goes into lockout, reset
boiler by pressing "Reset" button until boiler resets.
• Do not open gas shutoff valve until all air is purged Do
from system. fro
9.2 Fill Condensate Trap with Water 9.2
• Disconnect spring tension clip from condensate hose • D
b barb. See fi gure 9-1.
• Disconnect tubing below from hose barb. • D
• P • Pour approximately 2 cups (473 ml) of water into
c condensate drain.
• Reconnect tubing to hose barb with spring tension • R
c clip. See fi gure 9-1.
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NOTICE