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Cast Iron Condensing Boilers – Installation Manual
FlexCore Stainless Steel Condensing Boilers – Installation Manual
START-UP REPORT
DATE:
JOB NAME:
TECHNICIAN:
LOCATION:
COMPANY:
MODEL:
PHONE NUMBER:
SERIAL #:
PRE-STA
TT RTUP CHECK LIST
NO VISIBLE DAMAGE TO UNIT
INLET AIR FILTER INSTALLED AND CLEAN
PIPING PROPERLY CONNECTED
PROPER SERVICE CLEARANCES PROVIDED
BOILER CIRCULATOR WIRED
PUMP RUNNING, HEAT EXCHANGER FULL
VENT/STACK CONNECTED
GAS LINES PURGED, NO LEAKS, NO MISSING TEST
PLUGS
BOILER STA
TT RT UP SEQUENCE
Note: Locate the S2 Calibration Switch and low fire hold switch in the bottom-right of the electrical panel on
the main HeatNet board. Also locate the manometer test ports at the bottom of the filter box.
1. Perform pre-start up checks and set up: (follow section "Operating Instructions"; Steps 1-10).
2. Disable any external call for heat and toggle the remote/local switch to REMOTE (follow section
"Operating Instructions"; Steps 11-14).
3. Ignition and pilot adjustment: Toggle the LOW FIRE switch to cycle the boiler then hold at trial for pilot
ignition (follow section "Operating Instructions"; Steps 15-17).
4. Set pilot pressure (follow section “Checking, Adjustment & Operation”) (flame signal should read 5.0 VDC).
5. Set min VFD and low fire combustion values: (follow section "Operating Instructions"; Steps 18-25).
6. Record combustion and Delta P at low fire.
7. Set max VFD and high fire combustion values; (follow section "Operating Instructions"; Step 26).
8. Record combustion and Delta P at high firing rate.
9. Check all combustion results using a calibrated flue gas analyzer.
10. Release the LOW FIRE switch to place boiler in standby.
In addition to completing the FlexCore Series start-up report, complete the control set-up information in the
rear of the HeatNet manual.