Installation Guide
Part number 550-100-066/0608
77
g a s -f i r e d w at e r b o i l e r — Boiler Manual
Check-out/startup verification
Verified that the U-Control is set for the correct boiler
model?
Boiler and heat distribution units filled with water?
Water chemistry verified per
page 71?
Automatic air vents, if used, open one full turn?
Air purged from system?
Air purged from gas piping? Piping checked for leaks?
Primed condensate trap?
Propane orifice installed for propane firing and propane
conversion label affixed to jacket?
Ultra boilers are shipped ready to fire natural
gas ONLY. Exception: The Ultra-80LP is factory-
equipped to fire propane. You must install the
propane orifice or conversion kit (Ultra-80NG) if
the boiler will be connected to propane. See page 9.
Failure to comply could result in severe personal
injury, death or substantial property damage.
Thermostat circuit wiring checked to ensure there are no
stray voltages?
Followed Operating Instructions,
Figure 90, page 76
Burner ame and combustion verified per
page 74?
Verified control operation for space heating and DHW (if
used) per this manual?
Tested additional field-installed controls — If boiler has a low
water cutoff, additional high limit or other controls, tested
for operation as outlined by manufacturer? (Boiler should
be operating and should go off when controls are tested.
Verify controls cause automatic reset lockout or manual reset
lockout as desired.)
Set additional field-installed limit control(s) to system
temperature requirements? Adjusted balancing valves and
controls to provide design temperature to system?
For multiple zones, adjusted for correct ow in each zone?
Verified thermostat heat anticipator (if available) set prop-
erly?
Cycled boiler with thermostat (and with DHW aquastat, if
installed) — Raised to highest setting and verified boiler goes
through normal startup cycle? Lowered to lowest setting and
verified boiler goes off?
Measured natural gas input? (
page 75)
Checked incoming gas pressure by connecting manometer
to gas valve ahead of boiler? (Gas pressure must be at least
5 inches w.c. for natural gas, and 4 inches w.c. for propane,
with boiler operating at high fire, and no more than 13 inches
w.c. with boiler operating or boiler off.)
Observed several operating cycles for proper operation.
Set room thermostat to desired room temperature (and
DHW aquastat, if installed, to desired DHW storage tem-
perature)?
Reviewed all instructions shipped with this boiler with owner
or maintenance person?
Fill in
, below.
Fill out the warranty registration card and send to Weil-
McLain.
Return instructions to envelope and give to owner or place
inside boiler housing.
Boiler Model
Series CP Number Date Installed
BTU Input 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.
Installer
(Company) (Address) (Phone) (Installer's Signature)
Installation and Service Certificate