Emerson OCX 8800 instruction manual Htr Relay Failed Heater relay failure

Instruction Manual

IM-106-880, Rev 1.0 January 2007

OCX 8800

Line Voltage High (AC power line voltage above maximum, > 278 VAC)

Probable Cause

Recommended Corrective Action

High noise or voltage fluctuations in power	Check power supply for line noise or voltage fluctuations. Install power line filter kit
supply	(PN 6A00171G01) or high quality line filter for input power.
	Check power supply voltage and compare with line voltage. Replace electronics
Electronics package failure
	package if they do not agree within 5%.

Htr Relay Failed (Heater relay failure)

Probable Cause

Recommended Corrective Action

High noise or voltage fluctuations in power	Check power supply for line noise or voltage fluctuations. Install power line filter kit
supply	(PN 6A00171G01) or high quality line filter for input power.
Electronics package failure	Replace electronics package.

Out Brd Failure (Output board failure)

Probable Cause

Recommended Corrective Action

Electronics package failure Replace electronics package.

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