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49Part number 550-141-850/0699
• Installation • Start-Up • Parts • Maintenance
return to 0 VAC. Control will attempt ignition two more times, increasing igniter
time to 30 seconds for these attempts. The control will then lockout, flashing the
POWER and FLAME lights.
e. To restart system, follow Lighting instructions on boiler or in manual Section IX.
(Control will reset after power has been off for at least 45 seconds.)
! Set limit control(s) to system temperature requirements. Adjust balancing valves and
controls to provide design temperature to system.
! For multiple zones, adjust flow so it is about the same in each zone.
! Verify thermostat heat anticipator (if available) set properly? Refer to Field wiring, manual
Section
VI, Thermostat(s).
! Cycle boiler with thermostat — Raise to highest setting and verify boiler goes through
normal start-up cycle. Lower to lowest setting and verify boiler goes off.
! Measure natural gas input:
a. Operate boiler 10 minutes.
b. Turn off other appliances.
c. At natural gas meter, measure time (in seconds) required to use one cubic foot of
gas.
d. Calculate gas input:
3600 x 1000
number of seconds from step c
= Btuh
e. Btuh calculated should approximate input rating on boiler rating label.
! Observe several operating cycles for proper operation.
! Set room thermostat to desired room temperature.
! Fill in Installation and service certificate below?
! Review all instructions shipped with this boiler with owner or maintenance person. Return
instructions to envelope and give to owner or place in pocket inside front panel in boiler.
Check-out procedure — checklist (cont.)VIIIb
Installation and service certificate
Boiler model __________________ Series __________ CP number ___________ Date installed _______________
Measured Btuh input ____________
Installer ________________________ ________________________________ ______________________________
(company) (address) (phone)
_____________________________________
(installer’s signature)
! Installation instructions have been followed.
! Check-out sequence has been performed.
! Above information is certified to be correct.
! Information received and left with owner/maintenance person.