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24
D. BURNER SHORT CYCLES
CAUSE
1.
Thermostat heat anticipator set too low.
2.
Excessive pressure drop due to excess venting system.
3.
Blockage or restriction in venting system.
4.
Defective air flow switch (out of adjustment).
E. FUMES AND GAS ODORS
CAUSE
1.
Leaks in gas piping or accessories.
2.
Gas leaks in service line or meter connections.
3.
Condensation trap is not full of water.
4.
Venting system is physically damaged.
5.
Over - firing
IF REPLACEMENT PARTS ARE NEEDED
When parts are needed, refer to boiler model and serial number
shown on the boiler name/rating plate. Refer to publication num-
ber VSPH/NDV-10PL replacement parts for part numbers.
Whenever possible refer to the original order by number and
date.
Control identification and replacement should not be attempted
by unskilled personnel. Only, simple easily - identified controls
and parts may be obtained locally. All other controls and parts
should be identified by and ordered from Slant/Fin. Relief/Safety
valves must be ASME rated for the pressure and gross output of
the boiler.
For replacement parts, heating contractors should contact their
©Slant/Fin Corp. 2009.
REMEDY
1.
Reset anticipator.
2.
System must be corrected.
3.
Check and Repair
4.
Replace. DO NOT adjust.
REMEDY
1.
Locate leaks and repair.
2.
Close service supply valve - shut down boiler and notify
utility
3.
Check and fill with water.
4.
Check carefully and repair. Also, see "Venting System
Regular Inspection".
5.
Adjust gas input to that shown on boiler rating plate.
Slant/Fin boiler distributor.
SLANT/FIN CORPORATION, Greenvale, N.Y. 11548 • Phone: (516) 484-2600
FAX: (516) 484-5921 • Canada: Slant/Fin
V
ICTORY VSPH/NDV Models
, Mississauga, Ontario
LTD/LTEE
www.slantfin.com
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