Beckett 7556 12V GeniSys Control - Manual (Page 7)

7 GeniSys 12V Control Installation and Operation Manual
Priming the Pump To reset, interrupt power for at least 2
seconds.
Always verify the control functions
according to all specifi cations before
leaving the installation site.
Replace the control if it does not operate
as specifi ed.
1.
2.
3.
Prepare the burner for priming by
attaching a clear plastic hose over
the bleed port fi tting and fully opening
the pump bleed port. Use a suitable
container to collect purged oil.
Initiate a call for heat.
Bleed the pump until all froth and
bubbles are purged. If desired,
terminate the call for heat to return to
Standby.
If prime is not established during the
valve on delay and the trial for ignition
times, repeat Step 3 until the pump
is fully primed and the oil is free of
bubbles.
Terminate the call for heat, and the
control will resume normal operation.
Resetting From Lockout
1.
2.
3.
4.
5.
Maintenance
Oil heating systems require annual service
performed by a qualifi ed, professional service
agency. The 7556 primary control should
be inspected during this service routine
according to the following checklist:
The 7556 control has no
serviceable internal parts.
NOTICE
Hot Gas Puff-Back &
Heavy Smoke Hazard
Failure to bleed the pump properly could result
in unstable combustion, hot gas puff-back and
heavy smoke.
Do not allow oil to spray into a hot combustion
chamber while bleeding air from the pump.
Install a gauge in the nozzle discharge port
tubing or fully open the pump bleed valve to
prevent oil spray from accumulating in the
combustion chamber during the air bleed
procedure.
Insure that all bubbles and froth are purged
from the oil supply system before tightening
the pump bleed valve.
Insure that the equipment is free of oil and oil
vapor before starting or resetting the burner.
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WARNING
Fire & Smoke
Hazard
Before starting or resetting
the control from lockout state,
troubleshoot the heating system for
the root cause(s) of the lockout.
Make necessary repairs or adjustment
to ensure a safe start condition.
Insure that the equipment is free of
oil and oil vapors before starting or
resetting the burner.
1.
2.
WARNING
Inspect the exterior of the control.
Replace the control if there is any
sign of impact damage.
Use a multimeter to test the input
voltage at the control. It should read
11 to 16 Vdc.
Inspect all external wiring for secure
connections and verify insulation
integrity.
Verify the control lockout and
operation sequence, (Reference
Startup/Checkout section).
Observe a full operating cycle to
prove the sequence and timings are
correct.
Replace any control that does not
meet listed specifi cations. Always
replace with the parts specifi ed by the
equipment manufacturer.
Replace a blown fuse with an
equivalent fast-acting automotive
blade style fuse (refer to Figure 1 for
fuse ratings and locations).
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