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EasyPro Stratus ERP Repair Instructions

EASYPRO STRATUS ERP SERIES REPAIR KIT INSTRUCITON:

Stratus ERP Series Repair Kit Instructions for:
ERP25, ERP252, ERP50, EPR502, ERP75, ERP752

 

easypro erp series stratus repair manual

ERP Repair Kit

1. Piston Cups

2. Piston Rings

3. Leaf Valves

4. Head Gaskets

5. O-ring Gaskets

*Repair kit contents may vay depending on your ERP compressor.

 

EasyPro Stratus ERP Series Air Compressor Repair Kit Instructions - Printable PDF Version

 

danger electrical symbol WARNING! Electrical shock hazard. Disconnect electrical supply before performing maintenance. Failure to follow these instructions may result in death, fire or electrical shock.

danger symbol WARNING: Injury Hazard. Product surfaces become very hot during operation, allow surfaces to cool before handling.

danger symbol WARNING: Do not use oil to lubricate parts. ERP compressors use an oil less design. Using oil may result in failure of the unit.

Before beginning, you will need:

1. #2 Philips Screwdriver

2. 4mm or 5mm Allen Wrench

3. Utility Knife

4. Clean Work Space

easypro erp series stratus repair manual figure 2
Unplug unit and remove the screws from the head of the compressor using an Allen wrench
easypro erp series stratus repair manual figure 3
Remove head of unit, note the orientation to re-install properly
easypro erp series stratus repair manual figure 4
Remove old piston rings and discard
easypro erp series stratus repair manual figure 5
Remove the two Phillips screws from the top of the piston and remove the retainer plate
easypro erp series stratus repair manual figure 6
Set new piston ring on piston, note the groved side must face upwards
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Set new piston cup onto retainer plate, these parts will sit flat against each other
easypro erp series stratus repair manual figure 8

Press retainer plate into piston ring and replace Phillips screws.

*Repeat steps 4-7 for dual piston compressors

easypro erp series stratus repair manual figure 9
Remove the o-ring gaskets from the head assembly and press a new gasket into the groove.
easypro erp series stratus repair manual figure 10
*Before reassembly, inspect the head unit for damage or wear. The repair kit includes new head gaskets and leaf valves but these parts do not often need replacement.
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Replace the head of the compressor ensuring the correct, original orientation.
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Tighten the Allen screws on the head of the unit.
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Test you compressor to ensure proper operation then reinstall the unit to your aeration system.