Install Instructions

38
V: SYSTEM START-UP (continued)
• Device tries to restart system after
approximately 60 seconds.
• After third Recycle Mode trial, safety
switch locks out within safety switch
timing indicated on label and control
enters Restricted Mode. Ignition and
motor stop and oil valves closes.
d. Power Failure Check: After Flame is
established, turn the power off to the control/
burner. The burner should shut down safely.
When power is restored a normal ignition
sequence should be started.
WARNING
Cad Cell Jumper must be removed after this
check.
4. Check High Limit
a. Adjust system thermostat(s) to highest setting.
b. Allow burner to run until boiler water
temperature exceeds high limit setting. The
burner should shut down and circulators continue
running.
c. Allow the temperature to drop below control
setting. The burner must restart.
d. Boiler installation is not considered complete
until this check has been made.
5. Check Low Water Cut-Off Control
a. Steam Boiler
Check Low Water Cut-off Control with water
level at normal water line (see Figure 1C). Raise
thermostat setting to allow burner to operate.
Open boiler drain to allow water level to drop
to bottom of sight glass until burner operation is
shut-down by low water cut-off.
Close boiler drain and rell to normal water line.
Burner should automatically restart during ll.
Lower thermostat setting.
b. Water Boiler
Refer to Appendix "A" at the rear of this manual.
6. Check operating control on boiler applications
equipped with tankless heater(s). With burner off,
draw hot water until burner starts, then turn off hot
water and check burner shut-down.
J. IF CONTROLS MEET REQUIREMENT
outlined in Paragraph I, allow boiler to operate for
approximately 30 minute, conrm the boiler and system
have no leaks.
K. IF CONTROLS DO NOT MEET
REQUIREMENTS outlined in Paragraphs I-1 thru
I-6, replace control and repeat checkout procedures.