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Dunkirk EXCELSIOR Series Installation, Operation & Maintenance Manual page 45

High efficiency oil fired hot water boiler
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Beforestarting or resettingcontrolfrom restricted
lockoutstate, troubleshootheatingsystemfor root
cause(s)of lockout.
.
A.
Genisys
Control
- Resetting
From
Restricted
or Hard
Lockout.
Make necessary
repairs
or adjustment
to ensure
safe start
condition.
B.
Ensure appliance
is free of oil and oil vapors
before
starting
or resetting
burner
C.
If control continues to lock out without satisfied call for
heat, or fails motor relay check, control enters Hard
(restricted)
Lockout in order to limit accumulation
of
unburned oil in combustion chamber.
D. To reset, hold button down for 15 seconds until red
light turns off and yellow light turns on.
E. Always verify control functions according to
specifications
before leaving installation
site.
F.
Replace control if it does not operate as specified.
9.
Genisys
Control
- Disable
Function
Anytime burner is running, press and hold reset button to
disable burner,
Burner will remain off as long as button is
held,
Remove jumper
after following
check.
16,10
Check
High
Temperature
Limit
Control.
Jumper thermostat
terminals,
Allow burner to operate until
shut down by limit.
Installation
is not considered complete
until this check has been made,
C,
D,
After installing nozzle, reassemble nozzle line
electrode assembly and set electrode tip spacing.
Electrode tip spacing may need to be set prior to
reassembling
nozzle line electrode assembly. Refer
to figures on following pages for setting electrode tip
spacing on Beckett.
16.14
Check
Thermostat
Operation:
Thermostat
location has important effect on operation of boiler system.
A.
Follow instructions
included with your thermostat.
Typically, thermostat
is located about five feet above
floor on inside wall.
B. Thermostat
should be located to sense average room
temperature.
C,
Behind
doors
Corners &
alcoves
Concealed pipes
Fireplace
TV sets
Radios
Lamps
Direct sunlight
Kitchens
Concealed pipes
or ducts
Stairwell drafts
Door drafts
Unheated room
on other side of
wall
Verify room temperature
reaches selected
temperature
setting, thermostat
should turn boiler's
burner off, and once room temperature
falls few
degrees boiler starts operating again.
16.11
Test
Low Water
Cut=Off
Operation.
See
Figure 36, Page 41.
16.12
If Controls
Do Not
Meet
Requirements
replace control and repeat checkout procedures.
16,13
Nozzles
And
Electrodes"
Use proper size,
spray angle, and spray pattern nozzle.
A,
B,
Refer to "17 - Oil Burner, Nozzle, & Air Settings" on
page 44.
To install nozzle, remove nozzle line electrode
assembly, if necessary remove retention ring
assembly, install and tighten nozzle. Be careful not to
damage electrode insulators or bend electrode tips.

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