Emerson SZO56, SZO44, SZV44, SZV32 manual Routine Maintenance, Maintenance summary

Dual-Compressor Module Maintenance

4.0Maintenance

4.1Routine Maintenance

Perform the maintenance procedures in Table 3 at least once per year or more often if needed.

Oil consumption varies by application and during initial operation. Monitor the oil level routinely to determine a consistent pattern of actual consumption.

Table 3	Maintenance summary
Components		Maintenance	Reason	For details, see:
				4.3 - Checking
		• Monitor and check the oil level.		the Oil Level
			A low oil level or loss	(page 18)
			of oil in the system will	4.5.1 - Topping
		• Add oil as needed.	result in overheating or	Off the Oil Level
Lubrication			mechanical failure.	(page 19)
		• Change oil annually.		4.5.2 - Changing
& Cooling			A high oil level may result
		Note: Some applications may require more		the Oil
System			in excessive oil carryover
		frequent service.	and oil discharge from	(page 20)
		• Check the condition of the lubricant	the Compressor Module
		periodically. Normal color is clear or light	when the Compressors	—
		gray.	are turned off.
		• Change the oil filter (if equipped) annually		—
		or as required.
Gas Inlet		• Inspect and clean the inlet screen annually	A restricted inlet screen	4.6 - Cleaning
				the Inlet Screen
System		or more often as needed.	will result in reduced flow.
				(page 22)
			A restricted scavenge	4.7 - Servicing
		• Inspect and clean the scavenge line orifice		the Scavenge
			line orifice will result in
		annually or more often as needed.		Line Orifice
Second-			excessive oil carryover.
				(page 22)
Stage
		• Change the second-stage oil separator		4.8 - Changing
Separator			A dirty or plugged
		element annually or more often if
System			separator element will	the Second-
		contaminated.
			result in excessive oil	Stage Separator
		Note: Some applications may require more		Element
			carryover.
		frequent service.		(page 23)
Oil Heat		• Ensure heat exchanger cooling fins are clear
		of dust and debris.	—	—
Exchanger
		• Verify that the fans run freely.

See 5.0 - Troubleshooting on page 25 for additional details.

17 2006SSD-75 R4 (10/10)