Freeze protection (if used)
Follow these guidelines to prevent pos-
SIBILITYOFSEVEREPERSONALINJURYDEATH
or substantial property damage:
5SE ONLY THE PRODUCTS LISTED BY
7ILLIAMSON4HERMOmOFORUSEWITH
THISBOILER3EEPAGE for infor-
mation.
4HOROUGHLYmUSHANYSYSTEMTHAT
HASUSEDGLYCOL
BEFOREINSTALLINGTHE
new
FreeStyle
®
boiler.
2EVIEW THE MATERIAL SAFETY DATA
SHEETS -3$3
are available online.
4HE-3$3CONTAINSINFORMATIONONPO-
tential hazards and first aid procedures
FOREXPOSUREORINGESTION
#HECKANTIFREEZEINHIBITORLEVELAT
least annually
. Glycol concentration
and inhibitor levels may change over
TIME!DDANTIFREEZETOINCREASE CON-
CENTRATIONIFNECESSARY!DDINHIBITOR
as needed to bring to acceptable level,
USINGINHIBITORTESTKITTOVERIFY
)NADDITIONTOANTIFREEZEANDINHIBITOR
USEAND MAINTAIN MINIMUMLEVELOF
Sentinel X100 inhibitor as directed on
this page.
)F USING FREEZEPROTECTIONFLUID WITH
automatic fill,
install a water meter to
MONITORWATERMAKEUP
. Freeze pro-
TECTIONmUIDMAYLEAKBEFORETHEWATER
begins to leak, causing concentration
TODROPREDUCINGTHEFREEZEPROTECTION
level.
$/ ./4EXCEED ANTIFREEZE
by volume
!NTIFREEZEMOVESMORE
SLUGGISHLYTHANWATERANDCANINTERFERE
WITHHEATTRANSFER!TANTIFREEZECONCEN-
trations higher than 50%, sludge can
develop in the boiler, potentially causing
damage to the heat exchanger.
Clean the system before filling.
!LWAYSDRAIN AND FLUSHTHESYSTEM
THOROUGHLYBEFORElLLINGWITHANTIFREEZE
Sludge, iron oxide deposits and other
sediment in the system inhibit flow and
CANCAUSE RAPIDBREAKDOWN OFINHIBI-
tors.
5SEONLYANTIFREEZERECOMMENDEDBY
Williamson-Thermoflo.
7ILLIAMSON4HERMOmOPROVIDESINFOR-
MATIONFORAPPLICATIONOFTHEANTIFREEZE
products listed in this document only
FORUSE IN BOILERS$O NOT APPLY THESE
PRODUCTSORINSTRUCTIONSFOROTHERAP-
plications. Local codes may require a
backflow preventer or actual disconnec-
TIONFROMCITYWATERSUPPLY
Part number 550-142-850/0716
68
FreeStyle
®
WALL MOUNT GAS-FIRED WATER BOILER — Boiler Manual
27 Startup (continued)
8. !FTERTHESYSTEMHASOPERATEDFORAWHILEELIMINATEANYRESIDUALAIRBY
using the manual air vents located throughout the system.
9. )FPURGEVALVESARENOTINSTALLEDINSYSTEMOPENMANUALAIRVENTSIN
system one at a time, beginning with lowest floor. Close vent when
water squirts out. Repeat with remaining vents.
10. Open automatic air vent (diaphragm-type or bladder-type expansion
tank systems only) one turn.
11. Starting on the lowest floor, open air vents one at a time until water
squirts out.
12. Repeat with remaining vents.
13. Refill to correct pressure.
Use of X100 inhibitor is REQUIRED
1. The FreeStyle® boiler is shipped with Sentinel X100 inhibitor and
3ENTINEL81UICK4EST+IT3EE2EPAIR0ARTSFigure 153, page 113
FORREORDERINGINFORMATION
2. !FTERlLLINGTHESYSTEMASDIRECTEDINTHISMANUALANDTHEAIRPURGEHAS
been completed, release the system water pressure to 0 psi. Drain a small
AMOUNTOFWATEROUTOFACONVENIENTBOILERDRAINTOINSURETHESYSTEM
water pressure is at 0 psi. Use a (field supplied) Dishwasher elbow /
hose 3/4 to 3/8 compression adapter (See Figure 93 below) to the white
3ENTINELHOSEANDSCREWITTOTHETUBEOF3ENTINEL8)NSERTITINTO
your caulk gun, and fit the washing machine hose adapter to a boiler
DRAINCONNECTION/PENTHEDRAINANDINJECTTHECOMPLETETUBEOF8
to the system. Close the drain valve, and remove the injection fitting.
3. Fill system water to required pressure, and start a heating zone to
CIRCULATESYSTEMWATER!LLOWTIMEFORTHEWATERTOCIRCULATEANDMIX
4HENCHECKTHEINHIBITORLEVELWITHSUPPLIEDTESTKIT!DDADDITIONAL
INHIBITORIFNECESSARY
Check/verify water chemistry
1. 4HESYSTEMMAYHAVERESIDUALSUBSTANCES THAT COULDAFFECT WATER
chemistry.
2. !FTERTHESYSTEMHASBEENlLLEDANDLEAKTESTEDVERIFYWATERP(AND
chloride concentrations are acceptable.
3. 6ERIFYANTIFREEZECONCENTRATIONIFUSED
4. Follow the instructions on the Sentinel test kit to sample the system
WATERANDVERIFYINHIBITORCONCENTRATION
Figure 93 (ARDWARElTTINGSTOADD3ENTINELTOBOILER
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