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INSTRUCTION MANUAL

GENERAL SAFETY INFORMATION

1. 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 ser-

vicing.

2. Electrical

This equipment requires electricity to operate.
• Install equipment in compliance with national and local

electrical codes.

• Standard equipment is supplied with NEMA 1 electri-

cal enclosures and is not intended for installation in

hazardous environments.

• Disconnect power supply to equipment before

servicing.

3. Breathing air

• Air treated by this equipment may not be suitable for

breathing without further purification. Refer to OSHA

standard 1910.134 for the requirements for breathing

quality air.

Contents

GENERAL SAFETY INFORMATION ...................................1
1.0 INSTALLATION ..........................................................2
2.0 OPERATION ..............................................................3
3.0 MAINTENANCE ........................................................4
TROUBLESHOOTING GUIDE .............................................6
SPECIFICATIONS ......................................................... 7-8
ELECTRICAL SCHEMATICS ...............................................9
DIMENSIONS AND WEIGHTS ................................... 10-12
PARTS LIST .............................................................. 13-14
WARRANTY ..................................................................16

3227486 

Rev. H 

10/18

CA18-2-635 4

th

 Edition

CRH SERIES

HIGH INLET 

TEMPERATURE

REFRIGERATED 

COMPRESSED

AIR DRYERS

Summary of Contents for CRH 100

Page 1: ...enclosures and is not intended for installation in hazardous environments Disconnect power supply to equipment before servicing 3 Breathing air Air treated by this equipment may not be suitable for breathing without further purification Refer to OSHA standard 1910 134 for the requirements for breathing quality air Contents GENERAL SAFETY INFORMATION 1 1 0 INSTALLATION 2 2 0 OPERATION 3 3 0 MAINTEN...

Page 2: ...is at system pressure Drain line should be anchored to prevent whipping 1 4 Electrical connections A Dryer is designed to operate on power supply voltage listed on serial number tag located on the back of the dryer B Dryer is supplied with an electrical cord Install in recep tacle of proper voltage NOTE Models 50 and 75 115v only Install plug in receptacle rated for 20 amps Units are supplied with...

Page 3: ...ssure drop 60 HZ Inlet Pressure psig kgf cm2 175 12 3 150 10 6 125 8 8 100 7 0 Model 20 23 0 65 22 0 62 20 0 57 18 0 51 25 29 0 82 27 0 76 25 0 71 23 0 65 35 41 1 16 38 1 08 35 0 99 32 0 91 50 58 1 64 54 1 53 50 1 42 45 1 27 75 87 2 46 81 2 29 75 2 12 68 1 93 100 116 3 29 108 3 06 100 2 83 91 2 58 125 145 4 12 135 3 82 125 3 54 114 3 23 50 HZ Inlet Pressure psig kgf cm2 175 12 3 150 10 6 125 8 8 1...

Page 4: ...s sive A Shut off compressed air supply to the dryer and depres surize Turn off power to the dryer B Remove top panel C Remove two screws holding side panel and remove side panel by sliding upwards D Disconnect drain tube from bulkhead fitting in cabinet base To remove press the plastic collar in toward the fitting while pulling the tube out of the fitting E Remove bowl push bowl up turn bowl 1 8t...

Page 5: ...off power to the dryer B Remove top panel C Remove two screws holding side panel then remove side panel by sliding upwards D Disconnect drain tube from bulkhead fitting in cabinet base To remove press the plastic collar in toward the fitting while pulling the tube out of the fitting E Remove bowl push bowl up turn 1 8th turn to your left and pull bowl straight down F Remove drain tube fitting from...

Page 6: ...3 Separator filter clogged 4 Freezing of moisture in evapora tor because of refrigeration system improperly functioning Clean inlet air strainer Check flow rate Replace filter sleeve See D below C Fault Alarm 1 Dryer overloaded resulting in high air outlet temperature 2 Refrigeration system not func tioning properly resulting in high air outlet temperature 3 Unit functioning normally but thermosta...

Page 7: ...12 5 kgf cm2 Condenser Fan Switch Setting in out 240 180 psig 16 9 12 7 kgf cm2 Air Flow Across Condenser cfm m3 min 60 50 Hz 60 50 Hz 280 235 7 9 6 7 620 515 17 6 14 6 Electrical Data Unit VAC phase Hz 115 1 60 115 1 60 Minimum maximum volts 104 127 Full Load Amps FLA 8 7 12 6 Branch Circuit Fuse Size amps 15 20 Compressor Volts phase Hz 115 1 60 Rated Load amps RLA 7 5 11 0 Locked Rotor amps LRA...

Page 8: ...oz grams 60 Hz See Dryer Serial Tag Suction Pressure Setting 67 psig 4 7 kgf cm2 Factory Test design Pressure high side low side 330 178 psig 23 2 12 5 kgf cm2 Condenser Fan Switch Setting in out 240 180 psig 16 9 12 7 kgf cm2 Air Flow Across Condenser cfm m3 min 60 Hz 60 Hz 830 23 5 Electrical Data Unit VAC phase Hz 230 1 60 230 1 60 Minimum maximum volts 207 253 Full Load Amps FLA 15 75 Branch C...

Page 9: ...al Overload M Compressor Motor RC Run Capacitor HTS High Temperature Switch LT Fault Light FPS Fan Pressure Switch FM Fan Motor TB Terminal Block CT Contactor w 115V Coil SC Start Capacitor PR Potential Relay Models 50 and 75 G G LINE L2 L1 A 4 3 SC RC PR 4 5 1 2 M FM FPS C S 11 12 R 9 10 8 4 SW HTS LT 4 3 L2 3 L1 4 TB 3 4 3 7 S R C COMPONENT LOCATIONS COMPONENT LOCATIONS FPS TB HTS FM OLT LT SW M...

Page 10: ...217 mm 13 16 21 mm TYP 28 1 4 718 mm 12 1 2 317 mm 5 1 16 128 mm DE BRIS INDICATEUR DE FALLA INDICADOR INDICATOR FAULT ON OFF SWITCH FAULT INDICATOR LIGHT AIR FLOW 1 4 6 mm 10 1 8 257 mm 11 5 16 287 mm 4 1 8 105 mm 1 11 16 41 mm 1 1 2 38 mm 5 1 8 130 mm 8 1 2 216 mm 6 5 8 168 mm 10 1 8 257 mm AIR INLET 1 2 NPT F REPLACEABLE AMBIENT AIR FILTER 12 7 8 327 mm AIR OUTLET 1 2 NPT F SERIAL NUMBER TAG LE...

Page 11: ...FLOW 1 4 NPT F DRAIN CONNECTION REPLACEABLE AMBIENT AIR FILTER FAULT INDICATOR LIGHT ON OFF SWITCH SERIAL NUMBER TAG DRAIN CONNECTION CONEXION DEL DREN VIDANGE AUTOMATIQUE 15 1 4 TYP 387 mm 13 16 TYP 21 mm 3 16 5 mm 1 25 mm 16 1 2 419 mm 8 7 16 213 mm 16 7 8 425 mm 1 4 6 mm 4 5 8 117 mm 1 1 2 38 mm 36 3 4 933 mm 5 1 16 129 mm 1 9 16 39 mm 16 7 8 429 mm 2 15 16 59 mm 6 7 8 175 mm 6 5 16 160 mm 9 1 ...

Page 12: ... 9 16 39 mm 1 4 NPT F DRAIN CONNECTION 8 7 16 214 mm 17 5 16 440 mm FAULT INDICATOR LIGHT ON OFF SWITCH 1 8 4 mm 15 1 4 TYP 388 mm FRONT VIEW 16 7 8 429 mm REPLACEABLE AMBIENT AIR FILTER 5 1 16 129 mm 1 1 2 38 mm 5 20 AMP POWER CORD RIGHT SIDE VIEW BACK VIEW AIR INLET 1 NPT F AIR OUTLET 1 NPT F SERIAL NUMBER 13 16 21 mm AIR FLOW CONEXION DEL DREN DRAIN CONNECTION VIDANGE AUTOMATIQUE DE BRIS INDICA...

Page 13: ...0878 C3220878 C3220878 C3220878 Capacitor Run 220 240 1 50 C3220872 C3220872 C3220872 C3220878 C3220878 Switch fault light w conn C3240331 C3240331 C3240331 C3240597 C3240597 Condenser Fan Fan Motor 115 1 60 C3228001 C3228001 C3228001 C3227992 C3227992 Fan Motor 220 240 1 50 C3228002 C3228002 C3228002 C3227986 C3227986 Fan Blade 115 1 60 C3219394 C3219394 C3219394 C3219395 C3219395 Fan Blade 220 2...

Page 14: ...pacitor Run 230 1 60 C7439986 C7439986 Capacitor Start 230 1 60 C7439985 C7439985 Relay Potential 230 1 60 C7439984 C7439984 Switch Fault Light w conn C3240597 C3240597 Condenser Fan Fan Motor C3227986 C3227986 Fan Blade C3219404 C3219404 Refrigeration System Compressor 230 1 60 C7426401 C7426401 Condenser C3221325 C3221325 Hot Gas By Pass Valve C3232526 C3232526 Filter Dryer C3223814 C3223814 Fan...

Page 15: ...15 NOTES ...

Page 16: ...subsequent claim will not be paid Products repaired or replaced under warranty shall be warranted for the unexpired portion of the warranty applying to the original product The foregoing is the exclusive remedy of any buyer of the manufacturer s product The maximum damages liability of the manufacturer is the original purchase price of the product or part THE FOREGOING WARRANTY IS EXCLUSIVE AND IN...

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