Slant/Fin EC-10 Installation - Manual (Page 10)

EUTECTIC EC-10 10
when indirect water heaters are used. When anti-freeze
must be used, inhibited propylene glycol is recommended.
Useful information on the characteristics, mixing propor-
tions, etc. of glycol in heating systems is given in Technical
Topics No. 2A, available from the Slant/Fin website, go to
http://slantfin.com. Go to library, select current literature,
select boiler model. See related topics and select
antifreeze and hydronic systems. Consult glycol manufac-
turers for sources of propylene glycol.
DO NOT USE ETHYLENE GLYCOL BECAUSE IT IS TOXIC.
III. OIL BURNER
All service to the oil burner, oil filter, oil strainer, etc.,
should be performed by a professionally trained service
person. Inspect and clean annually and following any
period of improper operation. Recheck and adjust settings
as specified for burner model and nozzle size. Set burner
air and draft regulator, using test instruments to obtain
recommended CO
2
and draft without smoke. See the
Burner Data page in this manual that corresponds to the
burner installed.
IV. GENERAL MAINTENANCE
These operations are recommended to be performed at
regular intervals:
A. BOILER HEATING SURFACES: clean off all coatings
found. Reseal covers.
B. BOILER CONTROLS: check contacts, settings, correct
functioning.
C. PIPING: check piping and accessories for leaks.
D. CHIMNEY or STUB VENT and BREECHING: check for
obstructions and leaks.
E. COMBUSTION AIR TO BURNER: check for continued
POSITIVE supply of air as required. Air needs are
greatest in coldest weather. Refer to AIR SUPPLY,
page 3.
F. WATER SYSTEM: check
1.System to be full of water and pressure to remain sta-
ble (between 12 psi and 25 psi).
2.Air-control system: noise and air binding in radiation
should not occur.
3.Water lines: slightest leaks should be corrected.
G.BOILER ROOM AIR SUPPLY: air vents should be open
and free of obstruction. See page 3.