Champion CRNMK4 Refrigerated Air Dryer Maintenance Kit – CRN75 & CRN100 Service Kit

Maintain clean, dry, and reliable compressed air performance with the Champion CRNMK4 Refrigerated Air Dryer Maintenance Kit, designed specifically for Champion CRN75 and CRN100 air dryers (75–100 CFM models manufactured after June 15, 2006). This OEM-quality service kit includes all essential wear components required to keep your air treatment system operating at peak efficiency.

Engineered for industrial, automotive, and commercial compressed air systems, the CRNMK4 kit helps prevent moisture contamination, reduce system wear, and ensure consistent air quality for downstream tools and equipment. Ideal for routine preventative maintenance, this kit supports long-term system reliability while minimizing downtime and repair costs.

Complete Kit Includes

• Separator element
• Automatic drain valve
• Drain tube and hose fastener
• Wave spring
• Head O-ring
• Lubrication packet
• Service reminder decal
• OEM service components for full maintenance cycle

Key Features & Benefits

OEM-Quality Replacement Kit

Designed for a direct fit on Champion CRN75 and CRN100 refrigerated air dryers manufactured after 06/15/2006, ensuring accurate compatibility and reliable performance.

Complete Preventive Maintenance Solution

Includes all critical wear items required for a full service cycle, reducing the need for additional parts or downtime.

Moisture Removal & Air Protection

Helps maintain dry, clean compressed air by improving moisture separation and drainage efficiency.

Protects Downstream Equipment

Reduces water contamination that can damage air tools, paint systems, CNC equipment, and production machinery.

Easy Installation & Service

Plug-and-play design allows for quick maintenance with minimal tools and reduced service time.

Extends System Lifespan

Regular maintenance with OEM-quality components helps extend the life of your refrigerated air dryer and compressed air system.

Technical Specifications

Part Number: CRNMK4

Compatible Models:

• Champion CRN75 (75 CFM)
• Champion CRN100 (100 CFM)
• Units manufactured after 06/15/2006

Application: Refrigerated Air Dryer Preventive Maintenance Kit

Included Components:

• Separator Element
• Auto Drain Valve
• Drain Tube & Fastener
• Wave Spring
• Head O-Ring
• Lubrication Packet
• Service Reminder Decal

System Type: Compressed Air Drying System

Ideal Applications

• Industrial manufacturing facilities
• Automotive repair and service shops
• Fleet maintenance operations
• Body shops and paint facilities
• CNC machining and fabrication shops
• Compressed air system maintenance programs
• Rental equipment fleet servicing
• Preventive maintenance schedules for air dryers

Why Choose the Champion CRNMK4 Kit?

Moisture in compressed air systems can lead to equipment damage, corrosion, and costly downtime. The CRNMK4 maintenance kit provides a complete, reliable solution for keeping Champion refrigerated air dryers operating efficiently and consistently.

By replacing key wear components on a scheduled basis, this kit ensures optimal air separation, dependable drainage, and long-term system protection.

For help confirming compatibility with your Champion air dryer model or maintenance schedule, contact SoTex Tools for expert assistance and bulk pricing options.