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Table of Contents
7610.721.73
INTERNAL USE ONLY
CA18-2-645, 1st Ed.
7610.478.39/040103
INSTRUCTION MANUAL
Models:
CRN25, CRN35, CRN50,
CRN75, CRN100
CONTENTS
GENERAL SAFETY INFORMATION ............................ 2
RECEIVING, MOVING, UNPACKING .......................... 2
1.0 INSTALLATION ................................................... 3
2.0 OPERATION ....................................................... 4
3.0 MAINTENANCE ................................................. 6
SIZING ...................................................................... 6
ENGINEERING DATA ................................................. 7
DIMENSIONS / WEIGHTS .......................................... 9
TROUBLESHOOTING ...............................................10
PARTS LIST .............................................................11
WARRANTY ............................................................12
1/04
SERVICE DEPARTMENT: (724) 746-1100
®
CRN SERIES
REFRIGERATED
COMPRESSED
AIR DRYERS
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Summary of Contents for Champion CRN25
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Page 1: Table Of Contents
7610.721.73 1/04 INTERNAL USE ONLY CA18-2-645, 1st Ed. 7610.478.39/040103 INSTRUCTION MANUAL Models: CRN25, CRN35, CRN50, CRN75, CRN100 ® CONTENTS CRN SERIES GENERAL SAFETY INFORMATION ......2 RECEIVING, MOVING, UNPACKING ......2 REFRIGERATED 1.0 INSTALLATION ........... 3 2.0 OPERATION ............4 3.0 MAINTENANCE .......... -
Page 2: General Safety Information
RECEIVING, MOVING, AND UNPACKING GENERAL SAFETY INFORMATION A. RECEIVING PRESSURIZED DEVICES: This shipment has been thoroughly checked, packed This equipment is a pressure and inspected before leaving our plant. It was re- containing device. ceived in good condition by the carrier and was so acknowledged. -
Page 3: Installation
1.2 Mounting IMPORTANT: Mount the dryer on a level solid surface. Holes are READ PRIOR TO STARTING THIS EQUIPMENT provided in the dryer base to permanently mount the dryer to the floor. 1.0 INSTALLATION 1.1 Location A. For typical placement in a compressed air system, see drawing. -
Page 4: Operation
1.4 Electrical connections 2.0 Operation A. Dryer is designed to operate on the voltage, phase, 2.1 Minimum/Maximum operating conditions and frequency listed on the serial number tag. A. Maximum inlet air pressure: refer to dryer serial B. If dryer is supplied with a cord and plug, install in a number tag receptacle of proper voltage. - Page 5 2.2 Start-up For minimum inlet air pressures that fall between column values, the setting for the lower pressure is recommended. (i.e. select the 100 psi column values Confirm On/Off Switch is in the “Off” position. Energize dryer. Green power-on light will illuminate. for 124 psi inlet pressure listed in Table 1.) 2.3 Timer Drain Option Where the dryer is consistently operating at less than...
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Page 6: Maintenance
3.0 Maintenance Sizing Determining dryer capacity at actual operating 3.1 Condenser coil— Clean off accumulated dust and dirt monthly or as conditions necessary in dirty environments. To determine the maximum inlet flow capacity of a dryer 3.2 Moisture separator/Filter and optional Oil at various operating conditions, multiply the rated Removal Filter—... -
Page 7: Engineering Data
ENGINEERING DATA Minimum – Maximum Operating Conditions 25 scfm 35 scfm 50 scfm 75 scfm 100 scfm Min.-Max. Inlet Air Pressure (compressed air at inlet to dryer) 30 psig (2.1 kgf/cm ) - 232 psig (16.3 kgf/cm Max. Inlet Air Temp. (compressed air at inlet to dryer) 110°F Min.-Max. -
Page 8: Electrical Schematic
Electrical Schematic Models 25, 35, 50, 75 - 115V/60 Hz Model 50 - 208-230V/60Hz Model 75 - 208-230V/60 Hz; 220-240V/50 Hz Models 100 - All Voltages Legend Optional Notes: SW - On/Off Switch OL - Overload 1. IC1-Includes IC1 Instrument Panel and TB - Terminal Block CAP - Start Capacitor Pneumatic Pilot operated Drains. -
Page 9: Dimensions/Weights
DIMENSIONS/WEIGHTS Dimensions inches Flow (scfm) 33-1/8 33-1/8 18-1/2 18-1/2 181/2 25-5/16 25-5/16 20-1/2 20-1/2 20-1/2 3-3/16 3-3/16 3-3/16 4-1/8 4-1/8 9-7/16 9-7/16 4-1/2 4-1/2 18-3/16 18-3/16 18-3/16 20-11/16 20-11/16 21-3/16 21-3/16 21-3/16 24-3/16 24-3/16 18-1/2 18-1/2 18-1/2 16-1/2 16-1/2 16-1/2 21-13/16 21-13/16 Inlet/Outlet... -
Page 10: Troubleshooting
TROUBLESHOOTING GUIDE POSSIBLE CAUSE(S) CORRECTIVE ACTION SYMPTOM 1. Residual free moisture remaining Blow out system with dry air A. Water downstream of dryer in downstream pipelines 2. Air by-pass system is open Check valve positions 3. Inlet and Outlet connections are Check for correct connection reversed 4. -
Page 11: Parts List
PARTS LIST 115/1/60 208-230/1/60 220-240/1/50 115/1/60 208-230/1/60 220-240/1/50 115/1/60 208-230/1/60 220-240/1/50 PARTS DESCRIPTION 100/1/50 100/1/50 100/1/50 Condensing Unit (Air-cooled) C41301205 C41301208 C41301209 C413012111 C41301219 C41301219 C413012210 C413012211 C413012215 Compressor (Only) C413010834 C413010861 C413010835 C413010838 C413010839 C413010840 C413010841 C413010842 C413010843 Overload C59255702 C592557824 C59255703... -
Page 12: Warranty
Fax: 815/872-0421 E-mail: Champion@championpneumatic.com 2004 Gardner Denver, Inc. © Plants in Princeton, IL, and Manteca, CA Litho in U.S.A. Due to Champion’s continuing product development program,specifications and 7610.721.73 1/04 materials are subject to change without notice or obligation. CA18-2-645, 1st Ed.
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