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Documents & Manuals

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Tensioning Guide
Belt-diagram
C-120 pulleys
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Work Order Templates

Pre-built workflows to keep your asset running smoothly.

Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
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Procedures

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Motion Industries
Applied Industrial Technologies
Electrical Brothers
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Parts

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Drive Motor
B2 Rollers
Tensioning System
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Gardner Denver Compressor ERH99E

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Maintenance Plans for Gardner Denver Compressor Model ERH99E

Integrate maintenance plans directly into your work orders in MaintainX.

Oil Addition

Warning: Ensure the unit is completely off and no air pressure is in the oil reservoir.

Unit is completely off and no air pressure in the oil reservoir?

Disconnect, lockout and tagout the power supply to the starter.

Power supply to the starter disconnected, locked out and tagged out?

Wipe away all dirt around the oil filler plug.

All dirt around the oil filler plug wiped away?

Remove the oil filler plug and add oil as required to return the oil level to the center of the green range on the gauge.

Oil filler plug removed and oil added to the center of the green range on the gauge?

Install the oil filler plug, restore power, run and check for leaks.

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8 Hourly Compressor Check

Check the reservoir oil level - add oil if required. If oil consumption is high, refer to “Excessive Oil consumption, page 71. DO NOT MIX LUBRICANTS.

Observe if the unit loads and unloads properly.

Check discharge pressure

Check discharge temperature

Check Panel LED’s for advisories.

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1000 Hourly Oil Filter Element Replacement

Unit stopped and no air pressure in the oil reservoir

Spin-on element removed

Gasket face of the filter body cleaned

New element gasket coated with clean lubricant used in the unit

New element screwed on the filter body and tightened by hand

Element over tightened?

If the element is over tightened, loosen it slightly

Unit run and checked for leaks

Sign off on the oil filter element replacement

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125 Hourly Oil, Aftercooler and Cooling Fan Check

Check for dirt accumulation on oil/aftercooler core faces and the cooling fan.

If cleaning is required, follow the steps below:

Cleaning steps

Was the cleaning operation successful in ensuring effective heat dissipation?

Sign off on the 125 Hourly Oil, Aftercooler and Cooling Fan Check

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Compressor Oil System Check

Warning: The following readings are based on ambient temperature of 80° F (27° C) for air-cooled oil cooler and 80° F (27° C) inlet water on water-cooled oil cooler, with the system in good condition.

Compressor should be at operating temperature at the time of checks. One-half hour of loaded operation is usually sufficient to reach level-out operating temperatures.

Air and Oil Discharge Temperature

Compressor Oil Inlet Temperature

Oil Inlet Pressure

Oil Cooler Oil Pressure Differential (Air-Cooled Radiator)

Oil Cooler Oil Pressure Differential (Water-Cooled Heat Exchanger)

Oil Cooler Temperature Differential (Air-Cooled Radiator)

Oil Cooler Temperature Differential (Water-Cooled Heat Exchanger)

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