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100518833 – Rev. B 

 

BD550W Series Air Dryers 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

User’s Guide 

Models covered: 

BD550W     BD550WLP     BD552W     BD552WLP 

        

 

 

 

Summary of Contents for BD550W Series

Page 1: ...100518833 Rev B BD550W Series Air Dryers User s Guide Models covered BD550W BD550WLP BD552W BD552WLP ...

Page 2: ......

Page 3: ...rld com 2 Introduction PLEASE READ THIS USER S GUIDE THOROUGHLY AND SAVE FOR FUTURE REFERENCE This User s Guide is provided for the benefit of our customers and contains information and direction specific to the RFS BD550W Series Air Dryers Models covered include BD550W BD550WLP BD552W and BD552WLP This guide covers topics including safety specifications installation registration operation testing...

Page 4: ...m Pressure 42 8 9 Setting the Static Pressure 43 8 10 Setting the Outlet Pressure 43 8 11 Connecting to Common Alarm Terminals 44 8 12 Connecting to Power Fail Alarm Terminals 45 8 13 Connecting via Web Browser 46 8 14 Using the Status Screen 48 8 15 Using the Config Screen 51 8 16 Using the Event Screen 54 8 17 Using the Alarm Screen 55 8 18 Using the Firmware Screen 56 8 19 Connecting via SNMP 5...

Page 5: ...sure Alarm 91 13 8 Can t Create a High Pressure Alarm 91 13 9 Low Outlet Pressure Alarm 92 13 10 Can t Create a Low Pressure Alarm 92 13 11 High Humidity 93 13 12 Can t Create a High Humidity Alarm Shutdown 94 13 13 High Flow Rate Alarm 94 13 14 High Cabinet Temperature Alarm 94 13 15 Inconsistent Heatless Dryer Cycling 95 13 16 Compressor Doesn t Operate 95 13 17 Compressor Won t Build Pressure 9...

Page 6: ...close attention for these warnings and read them as you encounter them WARNING For your safety all the information in this User s Guide must be followed to minimize the risk of electrical shock and prevent property damage or personal injury WARNING Extreme care should be exercised to avoid contact with live electrical circuits Many procedures performed during installation operation testing and mai...

Page 7: ... installing components not supplied by RFS is NOT RECOMMENDED AND MAY VOID THE WARRANTY IMPORTANT Performing routine maintenance as outlined in the Maintaining Your Dryer section will ensure optimal performance over the lifecycle of your air Dryer CAUTION Incoming power to Dryer must be 15 amp service recommended 110 125 VAC 50 60 Hz for BD550W models 208 253 VAC 50 60 Hz 1 Phase for BD552W models...

Page 8: ... of dryer variables removable access panel allowing easier access for adjustment and maintenance and ultra quiet compressor with an industry leading maintenance interval of 8 000 hours 5 2 Key Features LCD display of all operating parameters Solid state microprocessor based circuitry eliminates costly maintenance Accurate humidity sensing within 0 1 RH Quietest Dryer on the market less than 50 dBA...

Page 9: ...8 103 4 KPa 0 3 7 5 PSI 2 52 7 KPa 2 15 PSI 13 8 103 4 KPa 0 3 7 5 PSI 2 52 7 KPa Outlet Air Humidity Less than 2 RH Compressor Type Two cylinder 1 2 HP oil less type Drying Method Heatless Desiccant Operating Temperature Range 40 to 85 F optimal 4 4 30 C Noise Level 51 dBA at 3 1m 48 dBA at 10 3m Alarms Standard alarms complete readings of all critical measurement points individual alarm indicati...

Page 10: ...lve Regulates System Pressure and prevents air from bleeding back through the Heatless Dryer 5 Humidity Sensor Measures the Humidity of the compressed air 6 Air Tank Stores dry compressed air 7 Static Pressure Regulator Regulates the Static Pressure 17 PSI 117 kPa Maintains constant pressure on the Flow Block for accurate Flow measuring 8 Flow Block Measures the Flow of compressed air 9 Outlet Pre...

Page 11: ... is highly recommended that you remove all jewelry before performing any procedures WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potential for some of these components to become hot when in operation or standby CAUTION Proper Installation Maintenance as outlined in this User s Guide is extremely important to ensure the reliability an...

Page 12: ...r installation 6 2 3 Verify the installation location of the air Dryer 6 2 3 1 Well ventilated and free from abrasive dust or chemicals 6 2 3 2 Ambient temperature is between 40 to 85 F 4 4 and 30 C NOTE Higher temperatures will decrease component lifespan 6 2 3 3 Meets the following power requirements 110 125 VAC for BD550W and BD550WLP models 208 253 VAC 1 Phase for BD552W and BD552WLP models Al...

Page 13: ...ryer 1 Installation Guide not shown Package located inside the Dryer 1 120 VAC Power Cord BD550W BD550WLP 1 220 VAC Power Cord BD552W BD552WLP 1 Tee Tube Union 1 Precision Bleed Orifice Fitting 1 User s Guide not shown 6 4 Required Tools and Materials Medium adjustable wrench Box Cutter Cup of soapy water 1 inch paint brush recommended ...

Page 14: ...shipping materials NOTE If ANY SHIPPING DAMAGE is detected file a claim with the shipping company prior to continuing the installation procedures 6 5 2 Open panel locking latches and remove the front panel 6 5 3 Check for loose parts hoses or wiring NOTE If ANY SHIPPING DAMAGE is detected file a claim with the shipping company prior to continuing the installation procedures ...

Page 15: ...e plug upward 6 5 6 Install the Plug into the included Precision Bleed Orifice Fitting and then into the dryer Outlet Port For 4 Port Outlet dryers 6 5 7 Remove four 4 Outlet Port plugs 6 5 8 Install four 4 Outlet Port Connectors 6 5 9 Place the Dryer at the desired operating location Place the Dryer on a leveled surface For rack install use Universal Rack Mounting Kit P011674 section 11 6 For wal...

Page 16: ... Cord to Dryer 6 5 12 Wire or plug the power cord into 110 125 VAC power outlet for BD550Wand BD550WLP models 208 253 VAC 1 phase power outlet for BD552W and BD552WLP models o Line Black Brown o Neutral White Blue o Ground Green Green Yellow 6 5 13 Power the Dryer ON NOTE The compressor and heatless Dryer will start creating air flow through the Outlet Port ...

Page 17: ...unning 6 5 14 1 Pull the Capacity Control Valve knob out 6 5 14 2 Turn the knob until the reading on the pressure gauge is 60 PSI 414 KPa 6 5 14 3 Push the knob in to lock 6 5 15 Let the Dryer run until the Humidity drops below 2 may take up to 15 minutes Press the RESET button if the Dryer goes into SHUTDOWN mode 6 5 16 Power the Dryer OFF ...

Page 18: ...e Outlet Port by pressing the ferrule down then pulling the fitting upward NOTE Save this fitting for use in low flow applications 6 5 18 Connect the air supply line s For SINGLE Outlet dryers 6 5 18 1 Connect a 3 8 air supply line to the Outlet Port For 4 Port Outlet dryers 6 5 18 2 Connect up to four 4 3 8 air supply lines to the Outlet Ports Open Outlet Ports as required ...

Page 19: ...ch may require extended run time and dryer cycling to reduce or eliminate Ambient moisture in the downstream system may result in high humidity alarms and shutdowns 6 5 19 When connecting to a completely depressurized system a high compressor run time alarm may be triggered This alarm will need to be manually reset until the system is pressurized and humidity levels have reached their defined leve...

Page 20: ... 5 22 Set the Outlet Pressure 6 5 22 1 Pull the Outlet Pressure Regulator knob out or loosen the retaining nut LP Models 6 5 22 2 Turn knob until Outlet Pressure OUTP reading is at the desired setting 6 5 22 3 Push knob in to lock or tighten the retaining nut LP Models 6 5 23 Check for air leaks NOTE This is a general procedure that can be applied to any fitting or hose that has air pressure in it...

Page 21: ...on If any leaks are detected take steps to seal them off as necessary Tighten the fitting Re connect the hose end Replace the fitting hose component 6 5 24 It is recommended to observe the air dryer for a minimum of 30 minutes 1 hour preferred and or through multiple run and dwell cycles to ensure there are no issues e g humidity flow compressor run time etc which may result in alarms and or dryer...

Page 22: ...detected Dryer location meets the following requirements o Well ventilated o Free from abrasive dust or chemicals o Ambient temperature is between 40 and 85 F optimal 4 4 and 30 C System Pressure is set to 60 PSI 414 KPa Static Pressure is set to 17 PSI 117 2 KPa No air leaks are present in the system No alarms are present on the Display Panel ...

Page 23: ...essary to activate the Limited Warranty on your product Once you register you are eligible to receive free technical support as well as updates concerning your RFS products Register Online at www AltecAIR com registration Or by Phone 1 800 521 5351 option 2 Have the following information available Model Serial Company Name Location Name Shipping Address City State Zip Code Contact Name Phone ext E...

Page 24: ...Dryer require the equipment to be running creating a situation for potential electrical shock It is highly recommended that you remove all jewelry before performing any procedures WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potential for some of these components to become hot when in operation or standby IMPORTANT Performing procedu...

Page 25: ... Disconnect air hose from the quick disconnect connector located on top of Outlet Pressure Regulator 8 2 2 To prevent pressure from building back up power the Dryer OFF See section 8 3 8 2 3 Reconnect air hose 8 3 Powering the Dryer ON OFF CAUTION Incoming power to Dryer must be 15 amp service recommended 110 125 VAC 50 60 Hz for BD550W models 208 253 VAC 50 60 Hz 1 Phase for BD552W models ...

Page 26: ...zes the current information screen on the display When pressed again it will allow the information screens to begin cycling again 8 4 4 Arrow Buttons Used to navigate screens and set values 8 4 5 Display Screen Shows the current Dryer readings Will cycle between the following information screens unless the HOLD button has been pressed CAUTION The Display Screen is covered by a clear protective lay...

Page 27: ...idity level of the system CABINET Temperature of the Dryer cabinet compartment 8 4 5 2 System Stat Screen SYSTEM STAT Running Status of the system ON RUN System is Online SHUTDOWN System has been shut down as a result of either a Humidity or High Cabinet Temperature alarm LAST RUN How many minutes the compressor ran during the last Air Tank pressurization cycle TTL TIME How many hours the compress...

Page 28: ... Outlet Pressure Alarm Occurs when the Outlet Pressure OUTP drops below the alarm set point for more than one 1 minute Default setting is 2 0 PSI 13 8 KPa for Standard models 0 30 PSI 2 1 KPa for LP models See section 13 9 for troubleshooting information 8 5 3 High Humidity Alarm Occurs when the Humidity level rises above the alarm set point for more than one 1 minute Default setting is 10 0 If th...

Page 29: ...r troubleshooting information 8 5 5 High Compressor Last Run Time Alarm Occurs when the compressor takes longer to pressurize the air tank than the set point for the alarm Default setting is 3 00 minutes See section 13 19 for troubleshooting information 8 5 6 Compressor Total Hour Alarm Occurs when the compressor has reached an 8 000 hour maintenance interval Perform the required maintenance See s...

Page 30: ...faults Press the Up Arrow Button to access the Set Point Adjust screens Press the Up Down Arrow Buttons to navigate through the available Set Point Adjust screens To change a specific Set Point 8 6 1 High Flow Rate Alarm Set Point default setting is 500 SCFD 14 2 SCMD 8 6 1 1 Press the Right Arrow Button to access the Change Value Screen 8 6 1 2 Press the Right Left Arrow Buttons to move the under...

Page 31: ... Arrow Buttons to move the underscore beneath the digit to change 8 6 2 3 Press the Up Down Arrow Buttons to change the value of the selected digit 8 6 2 4 Press the Right Arrow Button until the underscore disappears 8 6 2 5 Press the Right Arrow Button until the underscore appears under the correct setting YES or NO 8 6 2 6 Press the Up Arrow to confirm This will lock in the new setting value 8 6...

Page 32: ...Arrow Buttons to move the underscore beneath the digit to change 8 6 3 3 Press the Up Down Arrow Buttons to change the value of the selected digit 8 6 3 4 Press the Right Arrow Button until the underscore disappears 8 6 3 5 Press the Right Arrow Button until the underscore appears under the correct setting YES or NO 8 6 3 6 Press the Up Arrow to confirm This will lock in the new setting value ...

Page 33: ... 8 6 4 2 Press the Right Left Arrow Buttons to move the underscore beneath the digit to change 8 6 4 3 Press the Up Down Arrow Buttons to change the value of the selected digit 8 6 4 4 Press the Right Arrow Button until the underscore disappears 8 6 4 5 Press the Right Arrow Button until the underscore appears under the correct setting YES or NO 8 6 4 6 Press the Up Arrow to confirm This will lock...

Page 34: ...Value Screen 8 6 5 2 Press the Right Left Arrow Buttons to move the underscore beneath the digit to change 8 6 5 3 Press the Up Down Arrow Buttons to change the value of the selected digit 8 6 5 4 Press the Right Arrow Button until the underscore disappears 8 6 5 5 Press the Right Arrow Button until the underscore appears under the correct setting YES or NO 8 6 5 6 Press the Up Arrow to confirm Th...

Page 35: ... is it time for maintenance 8 6 6 1 Press and Hold the Left Right Arrow Buttons to access the Change Value Screen 8 6 6 2 Press the Right Left Arrow Buttons to move the underscore beneath the digits to change to zero 0 8 6 6 3 Press the Up Down Arrow Buttons to change the value of the selected digit 8 6 6 4 Press the Right Arrow Button until the confirmation screen appears 8 6 6 5 Press the Right ...

Page 36: ...ermine the units that are displayed Models that begin with W2 will display Metric units while units that begin with W will display Imperial Units 8 6 7 4 Using the Right arrow select your model with your desired units To confirm your model selection press the Up Arrow 8 6 8 Reset to Factory Values 8 6 8 1 Press the Left Right Arrow Buttons at the same time 8 6 8 2 Press the Right Arrow Button unti...

Page 37: ...he correct setting OFF or ON 8 6 9 3 Press the Up Arrow to confirm This will lock in the new setting value 8 6 10 Startup Delay Set Point default setting is 0 sec The Startup Delay keeps the compressor from turning on immediately when the dryer is powered on for up to 10 seconds This allows multiple dryers to power on in separate intervals in case of a power loss 8 6 10 1 Press the Right Arrow But...

Page 38: ...Pressure Gauge This is an information screen only and will not time out returning to the cycling information screens It also masks air Dryer alarms while in use This screen can be used during air Dryer troubleshooting In the Setup Menu 8 6 12 Press the and hold the Left Arrow While holding the Left Arrow press and release the Down arrow This will open the Set Model Number menu 8 6 12 1 Press the U...

Page 39: ...pears 8 6 13 5 Press the Right Arrow Button to Select the correct choice Yes or No 8 6 13 6 Press the Up Arrow to confirm the selected choice This will lock in the new setting 8 6 14 Set Subnet Mask default is 255 255 255 000 8 6 14 1 Press the Right Arrow Button to access the edit screen 8 6 14 2 Press the Left Right Arrow Buttons to Select the digit to change 8 6 14 3 Press the Up Down Arrow But...

Page 40: ...0 000 000 8 6 15 1 Press the Right Arrow Button to access the edit screen 8 6 15 2 Press the Left Right Arrow Buttons to Select the digit to change 8 6 15 3 Press the Up Down Arrow Buttons to Change the value of the selected digit 8 6 15 4 When desired value is displayed press the Right Arrow Button until the confirmation screen appears 8 6 15 5 Press the Right Arrow Button to Select the correct c...

Page 41: ...ress the Left Right Arrow Buttons to Select the digit to change 8 6 16 3 Press the Up Down Arrow Buttons to Change the value of the selected digit 8 6 16 4 When desired value is displayed press the Right Arrow Button until the confirmation screen appears 8 6 16 5 Press the Right Arrow Button to Select the correct choice Yes or No 8 6 16 6 Press the Up Arrow to confirm the selected choice This will...

Page 42: ...Open panel locking latches and remove the front panel 8 8 Setting the System Pressure With Compressor running 8 8 1 Open Panel see section 8 7 8 8 2 Pull the Capacity Control Valve knob out 8 8 3 Turn the knob until the reading on the Pressure Gauge is 60 PSI 414 KPa 8 8 4 Push the knob in to lock 8 8 5 Close Panel ...

Page 43: ... see section 8 7 8 9 2 Pull the Static Pressure Regulator knob out 8 9 3 Turn knob until the reading on the Pressure Gauge is 17 PSI 117 2 KPa 8 9 4 Push knob in to lock 8 9 5 Close Panel 8 10 Setting the Outlet Pressure 8 10 1 Open Panel see section 8 7 8 10 2 Pull the Outlet Pressure Regulator knob out or loosen the retaining nut LP Models ...

Page 44: ... knob in to lock or tighten the retaining nut LP Models 8 10 5 Close Panel 8 11 Connecting to Common Alarm Terminals 8 11 1 Open Panel see section 8 7 8 11 2 Locate the external Common Alarm pins on the Control Board 8 11 3 Wire the Common Alarm wire pair to the Control Board as required COMMON NO for CLOSE ON ALARM operation NC COMMON for OPEN ON ALARM operation 8 11 4 Close Panel ...

Page 45: ...ing to Power Fail Alarm Terminals 8 12 1 Open Panel see section 8 7 8 12 2 Locate the external Power Fail pins on the Control Board 8 12 3 Wire the Power Fail Alarm wire pair to the Control Board as required PWR FAIL NO for CLOSE ON ALARM operation NC PWR FAIL for OPEN ON ALARM operation 8 12 4 Close Panel ...

Page 46: ... Web Browser If the Air Dryer IS NOT connected to an IP network and has not been configured with IP information Use the default IP Address 192 168 1 100 of the air dryer to connect Use an IP Cable may require Cross over cable plugged directly into a Laptop PC and the other end plugged into the UTP Port on the control board of the Air Dryer Configure the network card on the Laptop PC to use the IP ...

Page 47: ...gurations of Set Points Setups and Keyword can be made in this screen Event Screen Displays all events such as alarms changes made and alarm resets registered by the BD550W Series Air Dryer This screen is informational only Alarm Screen Displays all the Alarms registered by the BD550W Series Air Dryer This screen is informational only Firmware Screen Allows the user to upload any software updates ...

Page 48: ...readings and alarms monitored in the BD550W Series Air Dryer Provides remote ALARM RESET Readings are displayed in BLACK unless an alarm is present Alarms are displayed in RED next to the parameter in alarm Alarm Status will display Alarm if any alarms are present Keyword validation is required for ALARM RESET and RESET TOTAL RUN TIME ...

Page 49: ...er s Guide Page 49 of 104 100518833 Rev B 8 14 1 Resetting an Alarm 8 14 1 1 Click on the ALARM RESET Button to remotely reset Air Dryer alarms displayed on Status Screen 8 14 1 2 Enter Keyword default is 123456 8 14 1 3 Click on SUBMIT Button when done ...

Page 50: ... of 104 100518833 Rev B 8 14 2 Resetting Compressor Total Run Time 8 14 2 1 Click on the RESET TOTAL RUN TIME Button to remotely reset Compressor Total Run Time displayed on Status Screen 8 14 2 2 Enter Keyword default is 123456 8 14 2 3 Click on SUBMIT Button when done ...

Page 51: ... and Keyword can be made in this screen NOTE Reference Appendix section 14 4 for Limits Defaults and Formats Values in BLUE represent the current setting The ACCEPT Button is used to change values The CHANGE KEYWORD Button allows you to configure a new Keyword Keyword validation is required for the following o Changing a Set Point value o Changing the Keyword ...

Page 52: ...33 Rev B 8 15 1 Changing a Set Point or Setup value 8 15 1 1 Click on the value to change 8 15 1 2 Type in the new value 8 15 1 3 Click the ACCEPT Button when done 8 15 1 4 Enter Keyword default is 123456 8 15 1 5 Click on SUBMIT Button when done This will lock in the new setting value ...

Page 53: ...18833 Rev B 8 15 2 Changing the Keyword 8 15 2 1 Click on CHANGE KEYWORD Button to change the keyword 8 15 2 2 Type the Old Keyword 8 15 2 3 Type the New Keyword 8 15 2 4 Type the Confirm New Keyword 8 15 2 5 Click on SUBMIT Button to confirm This will lock in the new setting value ...

Page 54: ...Using the Event Screen Displays all events such as alarms changes made and alarm resets registered by the BD550W Series Air Dryers This screen is informational only Click on the column headings to sort data according to that column Click the Arrow Buttons to navigate through all the event log pages ...

Page 55: ...100518833 Rev B 8 17 Using the Alarm Screen Displays all the Alarms registered by the BD550W Series Air Dryers This screen is informational only Click on the column headings to sort data according to that column Click the Arrow Buttons to navigate through all the event log pages ...

Page 56: ...version and date of the BD550W Series Air Dryers Current Version Displays the current firmware version of the BD550W Air Dryer New Version File Displays the new location and new firmware version chosen The BROWSE Button allows you to locate the new firmware file The ACCEPT Button is used to change values Keyword validation is required to update firmware ...

Page 57: ...the Firmware 8 18 1 1 Click on BROWSE Button to locate the firmware file 8 18 1 2 Navigate and select the correct bin file Press the OK Button 8 18 1 3 Click the ACCEPT Button when done 8 18 1 4 Enter Keyword default is 123456 8 18 1 5 Click on SUBMIT Button when done This will lock in the new firmware version ...

Page 58: ...on your network This software requires a SNMP Definition Configuration File MIB file in order to properly communicate with the Air Dryer The files for the BD550W Series Air Dryers can be downloaded from our website AltecAIR com under the Product Support section SNMP Files link It is necessary to import this file into your SNMP operating software NOTE Reference Appendix section 14 5 for a list of S...

Page 59: ...g creating a situation for potential electrical shock It is highly recommended that you remove all jewelry before performing any procedures WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potential for some of these components to become hot when in operation or standby CAUTION Depressurizing the air Dryer may be necessary before perform...

Page 60: ...ter to measure the running amps With the compressor running the running amps should measure 5 0 amps or below for 120V units or 2 5 amps or below for 240V units If the compressor measures over 5 0 2 5 running amps see section 13 18 for troubleshooting information 9 2 4 Close Panel WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potentia...

Page 61: ... board inside the air Dryer 9 3 3 Slide off clear plastic terminal block cover With the Compressor running 9 3 4 Use a Voltmeter to measure across the board terminals where wires 5 and 6 are connected The voltage should measure 120 VAC 10 WARNING Extreme care should be exercised to avoid contact with live electrical circuits It is highly recommended that you remove all jewelry before performing an...

Page 62: ... across the board terminals were wires 5 and 6 are connected The voltage should measure 0 VAC 10 9 3 6 Replace the clear plastic terminal block cover 9 3 7 Close Panel If any of the voltage measurements are different than indicated above the Control Board is defective and should be replaced See sections 11 1 for part detail and 11 7 for ordering information ...

Page 63: ...so that they touch the metal contacts for BLACK BROWN wire and WHITE BLUE wire The voltage should measure 110 125 VAC for the BD550W and BD550WLP or 208 253 VAC for the BD552W and BD552WLP If the incoming voltage measures less than indicated above it is recommended that steps be taken at your facility to increase the power to the recommended level of voltage 9 4 4 Close Panel WARNING Extreme care ...

Page 64: ...anel see section 8 7 9 5 2 Place a piece of insulating material over the compressor for this test i e piece of cardboard 9 5 3 Locate the heatless Dryer purge solenoids inside the air Dryer WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potential for some of these components to become hot when in operation or standby ...

Page 65: ...s to feel for purging air Air should Purge from Tower 1 side Purge from Tower 2 side 30 Seconds later Purge from Tower 1 side 30 Seconds later and so on 9 5 5 Remove insulating material from top of the compressor 9 5 6 Close Panel If the Heatless Dryer is not cycling consistently as described see section 13 15 for troubleshooting information ...

Page 66: ...ide of the heatless Dryer 9 6 2 Place your hand over the Unloader Valve to feel for air flow Air should NOT flow from this fitting continuously Air should only be released in a short burst when the compressor shuts off If air flows from this valve continuously the Unloader Valve is defective and should be repaired or replaced See sections 11 3 for part detail and 11 7 for ordering information ...

Page 67: ... VALVE Left solenoid IN Incoming power VALVE Right solenoid 9 7 2 Use a Voltmeter to measure the DC voltage across each set of VALVE terminals Continue to measure for up to 45 seconds if no voltage is initially measured The voltage should measure 53 VDC for 110V units and 106 VDC for 240V units If the voltage is incorrect this is an indication that the Cycle Timer is defective and should be replac...

Page 68: ...an will turn OFF when the cabinet temperature is below 80 F 27 C If the fan is not blowing air outwards as described Verify the cabinet temperature is above 90 F 32 C Check for loose wiring Refer to the Wiring Diagram section 14 3 Replace defective fan see sections 11 1 for part detail and 11 7 for ordering information Replace defective control board if fan does not respond properly to temperature...

Page 69: ...hen the Unit Screen 8 4 5 1 appears on the display press the HOLD Button on the Front Panel to freeze that screen With Compressor running 9 9 2 Verify the compressor shuts down when the tank pressure TANK reaches 50 0 PSI 344 7 KPa If the tank pressure TANK fails to reach 50 PSI 344 7 KPa see section 13 15 for troubleshooting information ...

Page 70: ...pressurized 9 9 3 Depressurize air Dryer see section 8 2 1 9 9 4 Verify the compressor turns on when the tank pressure TANK falls to 20 0 PSI 137 9 KPa 9 9 5 Reconnect air hose If the Compressor Cycling fails either test described it indicates a problem with the Control Board which will need to be replaced See sections 11 1 for part detail and 11 7 for ordering information ...

Page 71: ...t timing when the compressor turns on 9 10 2 Depressurize air Dryer see section 8 2 1 This prevents the compressor from shutting down When the compressor runs for 3 00 minutes unless adjusted to a different Set Point by the user a High Compressor Last Run Time LAST RUN alarm should appear on the System Screen 9 10 3 Reconnect air hose 9 10 4 Press the RESET Button If you are unable to create a Hig...

Page 72: ...B 9 11 Testing Humidity Alarm and System Shutdown CAUTION Be careful when removing Air hose System is pressurized 9 11 1 Power the air Dryer OFF 9 11 2 Depressurize air Dryer see section 8 2 1 9 11 3 Unscrew and remove the Humidity Sensor from the Humidity Block 9 11 4 Power the air Dryer ON ...

Page 73: ... 9 11 5 After three 3 minutes verify that a Humidity Alarm appears and the Dryer goes into SHUTDOWN mode 9 11 6 Replace the Humidity Sensor into the Humidity Block 9 11 7 Press the RESET Button to clear the Humidity alarm If you are unable to create a Humidity Shutdown alarm as described see section 13 12 for troubleshooting information ...

Page 74: ...Outlet Pressure OUTP reading climbs over 10 0 PSI 68 9 KPa over 7 50 PSI 51 7 KPa LP Models After one 1 minute the High Pressure Alarm should appear on the display 9 12 4 Turn Outlet Pressure Regulator knob counterclockwise until Outlet Pressure OUTP reading lowers to the reading recorded in step 9 12 1 9 12 5 Push knob in to lock or tighten the retaining nut LP Models 9 12 6 Press the RESET Butto...

Page 75: ...e until Outlet Pressure OUTP reading drops below 2 0 PSI 13 8 KPa below 0 30 PSI 2 1 KPa LP Models After one 1 minute the Low Pressure Alarm should appear on the display 9 13 4 Turn Outlet Pressure Regulator knob clockwise until Outlet Pressure OUTP reading rises to the reading recorded in step 9 13 1 9 13 5 Push knob in to lock or tighten the retaining nut LP Models 9 13 6 Press the RESET Button ...

Page 76: ...HE SENSOR MAY OCCUR With Compressor NOT running 9 14 1 Listen for any hissing sounds which may indicate a fitting or hose air leak With Compressor running 9 14 2 Use a 1 inch paint brush to dab soapy water on the air fitting or hose connection to be tested If air bubbles appear at the connection this indicates that air is leaking from the connection If any leaks are detected take steps to seal the...

Page 77: ...heets and record all completed maintenance for historical tracking and reference purposes The log sheets include a Section reference column which indicates the User s Guide section containing the information about the specific procedure Please refer to these sections for detailed procedural information NOTE When operating at higher ambient temperatures it is recommended that maintenance be perform...

Page 78: ...ended that you remove all jewelry before performing any procedures WARNING Internal surfaces may be hot Use care when coming into contact with internal components as there is a potential for some of these components to become hot when in operation or standby CAUTION SHUT DOWN IMMEDIATELY FOR REPAIRS if the air compressor shows any evidence of overheating or presents excessive noise CAUTION Depress...

Page 79: ...onents not supplied by RFS is NOT RECOMMENDED AND MAY VOID THE WARRANTY IMPORTANT Performing routine maintenance as outlined in the Maintaining Your Dryer section will ensure optimal performance over the lifecycle of your air Dryer IMPORTANT After performing any maintenance always soap test pressure fittings to check for air leaks Also check for any loose or disconnected wiring ...

Page 80: ...be 110 125 VAC for BD550W and BD550WLP models and must be 208 253 VAC for BD552W and BD552WLP models 9 3 Test High Low Outlet Pressure Alarms 9 12 9 13 Set System Pressure 60 PSI 414 KPa 8 7 Set Static Pressure 17 PSI 117 2 KPa 6 5 21 Set Outlet Pressure 6 5 14 Test Consistent Heatless Dryer Cycling 9 5 Test Fan 9 8 Test Compressor ON OFF Cycling 9 9 Test High Compressor Last Run Time Alarm 9 10 T...

Page 81: ...Section 8 000 16 000 24 000 32 000 40 000 Install 8 000 Hour Maintenance Kit 11 6 Read Record Flow Rate FLOW 8 4 Measure Record Compressor Amp Draw 9 2 Set System Pressure 60 PSI 414 KPa 8 7 Set Static Pressure 17 PSI 117 2 KPa 6 5 21 Set Outlet Pressure 6 5 14 Test Consistent Heatless Dryer Cycling 9 5 Test Compressor ON OFF Cycling 9 9 Test Air Fittings for Leaks 9 14 Reset TTL TIME Reading to Z...

Page 82: ...1 2021 will use 120VAC parts Description Part Number Quantity Recommend Spare Power Switch M038428 1 Fan 120VAC 220VAC P4080 P40801 1 Static Pressure Regulator P010279 1 Air Tank 1 Control Board Section 11 3 Standard Pressure Type A Standard Pressure Type B Low Pressure Type A P011816 P013708 RFS P011862 1 1 Heatless Dryer Assembly See section 11 3 for detail System Pressure Gauge P010695 1 Heater...

Page 83: ...ill use 120VAC parts Description Part Number Quantity Recommend Spare Precision Bleed Orifice Fitting P013349 1 Outlet Pressure Regulator Standard Pressure Low Pressure P010279 P012316 1 Flow Block 1 Humidity Sensor Section 11 4 Type 1 Type 2 Type 3 Type 4 P5000647D P011380 P013403 P013401 Static Pressure Gauge 0 30 PSI P8345 1 Capacity Control Valve P010492 1 1 Air Compressor Assembly 120VAC 220V...

Page 84: ...yer Parts Cont Humidity Sensor Selection TYPE 1 TYPE 2 TYPE 3 TYPE 4 Blue Label Type 4 sensor can ONLY be used with Type B circuit board Type 1 2 and 3 sensors can ONLY be used with Type A circuit board Sensors MUST be replaced with identical sensor however Type 2 and 3 are interchangeable E g Type 1 replaced with type 1 Type 2 and 3 replaced with either type 2 or 3 Type 4 replaced with type 4 TYP...

Page 85: ...pare Heatless Dryer 120VAC 220VAC P011738 P018262 1 Desiccant Chamber P2004036 2 Cycle Timer 120VAC 220VAC P010530F1 P010530F2 1 Unloader Valve 120VAC 220VAC P011839 P017481 1 Solenoid Valve In 8 000 Hour Maintenance Kit See section 11 6 for detail 552 units with serial numbers after 10 21 2021 will use 220VAC parts 552 units built before 10 21 2021 will use 120VAC parts ...

Page 86: ...e kit and compressor maintenance kit P013479 1 Kits for units with Type C Compressor See detail comparison on next page to determine Compressor Type Six Month Maintenance Kit Includes air intake filter and compressor muffler 100518517 2 8 000 Hour Maintenance Kit Includes heatless Dryer maintenance kit and compressor maintenance kit 100518515 1 Additional Accessories Universal Rack Mounting Kit In...

Page 87: ...dentified your required parts and accessories contact the ALTEC AIR Inside Sales Service department to order 800 521 5351 option 2 Fax 303 657 2205 sales AltecAIR com parts AltecAIR com IMPORTANT Instruction for the replacement of individual listed components goes beyond the scope of this User s Guide and will not be covered Please refer to the information included with the specific replacement pa...

Page 88: ... Rebuild o Replace desiccant o rings check valves springs and complete solenoid assembly o Test proper component operation Desiccant Tower Repack o Clean out tower and replace desiccant filter and o ring Circuit Board Repair Limited to current model boards only Complete Dryer Repair 12 4 Initiating a Service Transaction Contact our Parts Service Department at 1 800 521 5351 option 3 to obtain a Re...

Page 89: ... Each section begins with the most likely cause s of the issue Otherwise they start from the simplest possibilities and progress to more complicated ones This troubleshooting guide is designed to be easy to follow and very effective when used properly It is suggested to always start at the beginning of the specific problem section and continue in sequence following the procedures indicated 13 4 Sa...

Page 90: ... operation testing and maintenance of this air Dryer require the equipment to be running creating a situation for potential electrical shock It is highly recommended that you remove all jewelry before performing any procedures CAUTION Depressurizing the air Dryer may be necessary before performing certain procedures NEVER remove pressure sensing tubes from the Control Board without depressurizing ...

Page 91: ...Pressure Alarm set point Raise High Outlet Pressure Alarm set point 13 8 Can t Create a High Pressure Alarm Possible Cause Check Corrective Action Defective Outlet Pressure Regulator Verify that the Outlet Pressure Regulator can be adjusted Replace Outlet Pressure Regulator if unable to adjust pressure section 11 2 High Outlet Pressure Alarm set point higher than default setting Verify High Outlet...

Page 92: ...n 9 14 Tighten any loose connections as required 13 10 Can t Create a Low Pressure Alarm Possible Cause Check Corrective Action Defective Outlet Pressure Regulator Verify that the Outlet Pressure Regulator can be adjusted Replace Outlet Pressure Regulator if unable to adjust pressure section 11 2 Low Outlet Pressure Alarm set point lower than default setting Verify Low Outlet Pressure Alarm set po...

Page 93: ... acceptable levels Raise High Humidity Alarm set point Over 10 not recommended Defective Humidity Sensor Perform the Testing Humidity Alarm and System Shutdown test section 9 11 Troubleshoot Can t Create a High Humidity Alarm Shutdown condition section 13 12 Heatless Dryer not cycling between towers Verify consistent Heatless Dryer cycling section 9 5 Troubleshoot Inconsistent Heatless Dryer Cycli...

Page 94: ...r 15 for more than 1 minute Replace Control Board if no alarm is created and system does not shut down section 11 1 13 13 High Flow Rate Alarm Possible Cause Check Corrective Action Air leak in downstream cable outside of Dryer Verify Flow Rate FLOW reading is not higher than expected Fix downstream problem Air leak inside of Dryer Test fittings and hoses for leaks section 9 14 Reconnect or replac...

Page 95: ...Doesn t Operate Possible Cause Check Corrective Action Defective compressor Measure compressor voltage section 9 3 If voltage is good replace compressor section 11 2 or send it in for repair section 12 Defective control board Measure compressor voltage section 9 3 If measurements are incorrect replace control board section 11 1 System is in Shutdown state On the Display Panel verify that the syste...

Page 96: ...sor hose to the heatless Dryer Re measure Compressor AMP Draw section 9 2 If measurement is still above the recommended amps replace the compressor section 11 2 or send it in for repair section 12 13 19 High Compressor Last Run Time Alarm Possible Cause Check Corrective Action Low System Pressure Verify System Pressure Adjust System Pressure to 60 PSI 414 KPa 2 PSI 13 8 KPa High Flow condition Ver...

Page 97: ...igher that the default of 3 00 minutes Verify High Compressor Last Run Time Alarm set point Allow the compressor to run longer than the verified set point section 9 10 Defective Control Board Verify that the compressor has run longer than the verified High Compressor Last Run Time Alarm set point above Replace Control Board section 11 1 if the compressor runs longer than the verified High Compress...

Page 98: ...ce you have exhausted all the potential problems and solutions covered in the Troubleshooting Your Dryer section and you still require further assistance to correct a problem contact ALTEC AIR Technical Support 800 521 5351 option 1 Have the following information available Trouble Ticket if following up on a previous call Technician Name Phone Model Serial Company Name Location Name City State ...

Page 99: ...Radio Frequency Systems BD550W Series Air Dryers User s Guide Page 99 of 104 100518833 Rev B 14 Appendix 14 3 Wiring Diagram ...

Page 100: ...19 9 137 2 7 49 51 6 2 0 13 8 0 30 2 1 PSI KPa High Humidity Alarm 3 15 10 YES High Compressor Last Run Time Alarm 2 00 5 00 3 00 Minutes High Cabinet Temperature Alarm 120 48 9 Deg F Deg C YES Compressor Total Run Time Alarm 8000 Hours 14 4 3 System Operations Description ON Value OFF Value Default Value Unit of Measurement Compressor 20 0 137 9 50 0 344 7 PSI KPa Fan 90 32 80 26 6 Deg F Deg C De...

Page 101: ... Total Run Time Reading Numeric Hours Compressor Last Run Time Reading Numeric Seconds System Status ON SHUTDOWN Compressor Status ON OFF Fan Status ON OFF Heater Status Outdoor Unit Only ON OFF Alarm Readings Read Only High Flow Alarm OK Alarm High Outlet Pressure Alarm OK Alarm Low Outlet Pressure Alarm OK Alarm High Humidity Alarm OK Alarm High Cabinet Temperature Alarm OK Alarm High Compressor...

Page 102: ...nsit will be borne by the user and the user in turn should file any damage claim against the carrier All warranty items are F O B Broomfield Colorado Freight charges are the responsibility of the user This warranty shall not apply to any RFS product which shall have been repaired or altered in any way by anyone other than RFS or authorized personnel so as to affect in our judgment its proper funct...

Page 103: ... LLC 226A Commerce Street Broomfield Colorado 80020 parts AltecAIR com 800 521 5351 Fax 303 657 2205 16 3 Technical Support Radio Frequency Systems ApplicationsEngineering rfsworld com 800 659 1880 Fax 203 634 2057 Altec AIR LLC 226A Commerce Street Broomfield Colorado 80020 support AltecAIR com 800 521 5351 Fax 303 657 2205 DON T FORGET TO REGISTER YOUR DRYER See Section 7 for details on Register...

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