FScurtis RNH20 Operator's Manual

High temperature refrigerated dryers rnh series
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RNH
HIGH TEMPERATURE REFRIGERATED DRYERS
OPERATOR
MANUAL
RNH20
RNH50
RNH125
SERIES
RNH25
RNH35
RNH75
RNH100
3227484
Rev. F
AUGUST 2012

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Summary of Contents for FScurtis RNH20

  • Page 1 3227484 Rev. F AUGUST 2012 SERIES HIGH TEMPERATURE REFRIGERATED DRYERS OPERATOR MANUAL RNH20 RNH25 RNH35 RNH50 RNH75 RNH100 RNH125...
  • Page 2: General Safety Information

    GENERAL SAFETY INFORMATION Pressurized devices This equipment is a pressure containing device. • Do not exceed maximum operating pressure as shown on equipment serial number tag. • Make certain equipment is depressurized before servicing. Electrical This equipment requires electricity to operate. •...
  • Page 3: Installation

    1.0 INSTALLATION 1.1 Location 2. Location in the compressed air system A. Air compressor intake - Locate air compressor so that Maximum working pressure - 250 psig, contaminants potentially harmful to the dryer are not 17.6 kgf/cm . Do not exceed unit’s Maximum Working drawn into the air system.
  • Page 4: Operation

    2.0 OPERATION D. Maximum flow capacity 1. For dryers without an aftercooler installed upstream. NOTE: Installations above 6000 feet, 1825 meters Flow capacity in scfm (m /min) @ 180°F, 82°C inlet Unit is adjusted to operate in altitudes up to 6000 feet, temperature, 160°F, 71°C inlet pressure dew point, 1825 meters.
  • Page 5: Maintenance

    3.0 MAINTENANCE DRYER IS A PRESSURE CONTAINING DEVICE. 3.3 Replace separator/filter element yearly or DEPRESSURIZE BEFORE SERVICING. more often if pressure drop across the dryer is excessive. 3.1 Ambient air filter - Clean accumulated dust and dirt from ambient air filter monthly or more of- A.
  • Page 6 H. After making sure that O-ring and wave spring inside 3.4 Automatic condensate drain top of bowl are in place, reassemble bowl to head. • Check daily to be sure automatic drain is discharg- NOTE: Make certain O-ring is generously lubricated ing.
  • Page 7: Troubleshooting Guide

    TROUBLESHOOTING GUIDE SYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTION A) Water downstream of dryer 1. Residual free moisture remaining in Blow out system with dry air 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 8 SPECIFICATIONS - Models 20 thru 75 Model Description Operating Conditions Rated Capacity 60 / 50 Hz 20 / 17 25 / 21 35 / 27 50 / 50 75 / 61 scfm /min 60 / 50 Hz @125 psig, 8.8 kgf/cm 0.57 / 0.48 0.71 / 0.59 0.99 / 0.76...
  • Page 9 SPECIFICATIONS - Models 100 and 125 Model Description Operating Conditions Rated Capacity 60 / 50 Hz 100 / 83 125 / 104 scfm /min @125 psig, 8.8 kgf/cm 60 / 50 Hz 2.83 / 2.35 3.54 / 2.95 Maximum Working Pressure 250 psig (17.6 kgf/cm Maximum Inlet Temperature 180°F (82°C)
  • Page 10: Electrical Schematics

    ELECTRICAL SCHEMATICS Models 20, 25, and 35 Models 50 and 75 LINE REFRIGERANT COMPRESSOR HIGH TEMPERATURE CONDENSER FAN MOTOR WIRING SCHEMATIC Models 100 and 125 LEGEND SW - On/Off Switch LINE OLT - Thermal Overload - Compressor Motor - Run Capacitor HTS - High Temperature Switch REFRIGERANT COMPRESSOR...
  • Page 11: Dimensions And Weights

    DIMENSIONS AND WEIGHTS Models 20, 25, 35 257 mm 6 mm Model Weight 79 lbs (36 kg) 80 lbs (36 kg) 81 lbs (37 kg) 5.1/16 " 128 mm 718 mm 317 mm 1.9/16 " 1" 25 mm 40 mm 21 mm 5 mm 105 mm...
  • Page 12 DIMENSIONS AND WEIGHTS Models 50 and 75 425 mm Model Weight 6 mm 150 lbs (68 kg) 155 lbs (70 kg) 933 mm 8 7/16" 213 mm 419 mm 1.1/2" 25 mm 38 mm 15 1/4" 387 mm 21 mm 5 mm 117 mm 429 mm...
  • Page 13 DIMENSIONS AND WEIGHTS Models 100 and 125 Model Weight 187 lbs (85 kg) 189 lbs (86 kg) 1" 1"...
  • Page 14: Parts List

    PARTS LIST PARTS DESCRIPTION Separator CE9-16 CE9-16 CE9-16 CE9-20 CE9-24 *Separator/Filter Cartridge Filter Sleeve CS9-16 CS9-16 CS9-16 CS9-20 CS9-24 *Drain Mechanism 3152270 3152270 3152270 3152270 3152270 Bowl 3240333 3240333 3240333 3223457 3241108 *O-ring Bowl 3154585 3154585 3154585 3162913 3162913 Inlet (Compressed Air) Strainer 4009634 4009634 4009634...
  • Page 15 PARTS LIST PARTS DESCRIPTION Separator CE9-24 CE9-24 *Separator/Filter Cartridge Filter Sleeve CS9-24 CS9-24 *Drain Mechanism 3152270 3152270 Bowl 3241108 3241108 *O-ring Bowl 3162913 3162913 Strainer, inlet 4009636 4009636 *Screen, strainer 3230662 3230662 Electrical 3230775 3230775 Switch on/off Light, Fault 230v 3227424 3227424 Cord Set...
  • Page 16: Warranty Period

    AUTHORIZATION FROM THE SERVICE DEPARTMENT IS NECESSARY BEFORE MATERIAL IS RETURNED TO THE FACTORY OR IN-WARRANTY REPAIRS ARE MADE. SERVICE DEPARTMENT: (724) 746-1100 Curtis-Toledo, Inc. 1905 Kienlen Avenue, St. Louis Missouri 63133 phone: 314-383-1300 fax: 314-381-1439 email: info@curtistoledo.com WWW.FSCURTIS.COM...

This manual is also suitable for:

Rnh35Rnh25Rnh50Rnh75Rnh100Rnh125

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