Weil-McLain 550-141-826/1201 - Manual (Page 28)

SERVICE TECHNICIAN ONLY — read and follow completely.
Check off steps as completed
❏ ❏ Boiler and heat distribution units filled with water?
❏ ❏ Automatic air vent, if used, opened one full turn?
❏ ❏ Air purged from system? Piping checked for leaks?
❏ ❏ Air purged from oil piping? Piping checked for leaks?
❏ ❏ Flue cap in place and tightened? Burner door closed, sealed
and nut tight? Burner plugged in and service switch on?
Obtain gas-tight seal to prevent possible flue gas
leakage and carbon monoxide emissions, leading
to severe personal injury or death.
❏ ❏ Proper draft and burner flame? Final adjustment made with
combustion test equipment?
❏ ❏ Test limit control: While burner is operating, move indica-
tor on limit control below actual boiler water temperature.
Burner should go off while circulator continues to operate.
Raise setting on limit control above water temperature and
burner should re-ignite.
❏ ❏ Test additional field-installed controls: If boiler has a low
water cutoff, additional high limit or other controls, test
operation as outlined by the manufacturer. Burner should be
operating and should go off when controls are tested. When
controls are restored, burner should re-ignite.
❏ ❏ Limit control set to system temperature requirements (max.
220°F)?
❏ ❏ For multiple zones, flow adjusted to distribute heat in all
zones?
❏ ❏ Thermostat heat anticipator setting (if available) set properly?
Refer to “Connect wiring,” page 22.
❏ ❏ Boiler cycled with thermostat? Raise to highest setting and
verify boiler goes through normal start-up cycle. Lower to
lowest setting and verify boiler goes off.
❏ ❏ Observed several operating cycles for proper operation?
❏ ❏ Set room thermostat(s) to desired room temperature?
❏ ❏ Completed Installation and Service Certificate below?
❏ ❏ Reviewed pages 1–7 with owner or maintenance person and
instructed person to keep for future reference?
❏ ❏ Returned all instructions provided with boiler to its envelope
and placed with boiler for future reference?
Check-out procedure
Date Installed: ____________________________
Boiler Model Number: _______ Series: ____________
CP Number(s): ___________________________
Measured Btu or GPH Input: ________________
❏ ❏ Installation instructions have been followed.
❏ ❏ Check-out procedure has been performed.
❏ ❏ Above information is certified to be correct.
❏ ❏ Information received and left with owner/maintenance
person.
Installation and service certificate
Installer: ________________________________________________________________________________________________
(Company) (Address) (Phone)
_________________________________________
(Installer’s Signature)
Part number 550-141-826/1211 28
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OIL-FIRED NATURAL DRAFT WATER BOILER — SERIES 3 —
Boiler Manual