EasyPro Stratus SRC Gen2 Repair Instructions

EASYPRO STRATUS SRC GEN2 SERIES REPAIR KIT INSTRUCTION:

Stratus SRC GEN2 Series Repair Kit Instructions for:
SRC25, SRC252, SRC50, SRC502

SRC GEN2 Compressor Repair Kit

1. Piston Cups

2. Cylinders

3. Cylinder O-Rings

4. Head O-Rings

5. Cup Retainer Screws

6. LeafValves

*Repair kit contents may vary depending on your compressor. The SRC50K contents are shown, SRC25K will have half the components shown for single cylinder repair.

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

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

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. T15 and T25 Torx driver

2. Torque driver

3. Utility Knife

4. Clean Work Space

Remove screws from the head of compressor using T25 Torx driver, remove the head

Mark the orientation of head plate(s) and re- move. Mark the orientation of valve plate(s), remove valve plate(s). Clean valve plates with water based solvent, take care not to scratch valve seats.

Remove old cylinders and discard.

Remove screws from cup retainer plate with T15 Torx driver. Discard old cups and retainer screws.

Set new cylinder(s) on piston(s).

Remove new piston cup(s) from protective cardboard packaging. Set new piston cups onto retainer plate, these parts will sit flat against each other.

Press retainer plate with piston cup into cylinder all the way to the piston. The cylinder can be rotated to align the screw holes. Apply thread locking compound (Loctite® 222) to retainer screws, torque screws to 10-13 inch-pounds.

Remove the cylinder o-ring(s) from the bot- tom of valve plate(s) and install new o-rings.

Remove and install leaf valves and valve retainers (T15 Torx driver), check that the orientation with the ports is correct. NOTE: There is one intentionally “bent” leaf valve per set that must be installed in the correct position on underside of valve plate. Torque retainer screws to 10-13 pounds.

Check that orientation of the valve plate(s) with ports is correct and place over cylinders.

Remove old and install new head o-rings in the o-ring grooves on top of valve plate

Reinstall head over valve plate(s) checking that orientation with ports is correct. Torque screws to 50 inch-pounds

Check that all external accessories such as relief valves and gauges are not damaged before re-operating product.