SAMUEL JACKSON HG-1-1401A, Руководство по обслуживанию

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PAGE 16 of 41 HG-1-1401A GAS-FIRED HEATER
© SAMUEL JACKSON, INCORPORATED 2005 ALL RIGHTS RESERVED
ERROR 177
POWER FAULT DURING OPERATION: This ERROR means that electrical power was
disconnected while the burner was on. Check for faulty supply wiring connections.
ALERT 270
LOW PLC BATTERY: This ALERT means that the PLC battery needs to be replaced
soon. A dead PLC battery will prevent the display from working (except to display E042
NO CPU BATT) and the ERROR LOGGING SYSTEM will lose the log history. The
burner can continue to operate with a dead battery. ALERTS are not entered into the error
logging system.
ALARM 271
PLC BATTERY BACKUP DISABLED. Replace PLC battery.
* Indicates an ERROR condition that can be temporarily bypassed. To bypass the
ERROR, perform the following steps. These steps will have to be performed in order
to bypass the ERROR each time the heater is started
until the condition is fixed. Some problems will require the bypass of
multiple errors before operation can occur. Before
the SELECT button is pressed to clear the ERROR, do the following:
- Use the START/STOP switch at the LOCAL PANEL in the heater. Turn it to
the left ( O ) 3 times.
- Press the SELECT button to clear the ERROR and attempt to restart the heater.