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)

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