Parker Airtek MSC Series, User Manual

Page 1: ...MSC Refrigerated Air Dryer User Guide Models MSC4000 to MSC15000...

Page 2: ...nstruction manual for the use of the Parker Dryer Information is given not only for the user but also for the technical personnel who may repair the dryer in the event that this is ever necessary It i...

Page 3: ...Technician 33 8 1 Evaporator Leaks 33 8 2 Refrigerant Control Valves 34 8 3 Solenoid Valves 34 8 4 Drains 34 8 5 Electronic Controls 34 8 6 Factory Assistance 35 8 7 Instructions for Ordering Parts 35...

Page 4: ...6 of dryer performance is encountered with air cooled dryers The unit must not operate in an ambient of over 38 C 100 F For ambient conditions of over 38 C 100 F water cooled dryers are suggested and...

Page 5: ...power to the dryer if applicable Check for correct voltage and phase at electrical connection box Install a fused disconnect switch near the dryer Connect power to the stripped leads located in the el...

Page 6: ...from the air stream through a combination of centrifugal action and velocity reduction After removal from the air stream all contaminants are ejected from the air system by automatic solenoid or float...

Page 7: ...rt the dryer Verify correct rotation of fans on air cooled units There is no rotation that needs to be checked on water cooled units Wait until the dryer reaches cycling temperatures and pressures Not...

Page 8: ...may require additional oil added Oil level will need to be verified at the same time as the expansion tank refrigerant level within 24 to 48 hours to ensure correct system operation and adjustment For...

Page 9: ...9 MSC4000 MSC15000 USER GUIDE 4 4 Start Up Checklist...

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Page 11: ...NULL SCREEN 4 PRE SETUP STARTUP CHANGE MODES b MAIN SCREEN 5 DISPLAY ORIENTATION TYPICAL SCREEN DISPLAYS c EVENTS 6 EMERGENCY STOP STANDBY DEW POINT OPTION not installed ACTIVE ALARMS DEW POINT ALARMS...

Page 12: ...1 HIGH INLET PRESSURE P2 REHEATER PRESSURE P3 OUTLET PRESSURE P4 DISCHARGE PRESSURE P5 SUCTION PRESSURE P6 SEPARATOR DP FLOW 4 TEMPERATURE SETTINGS B Series Menus 15 T1 DRYER INLET SETPOINT T2 PRECOOL...

Page 13: ...nu Down or Decrement Value Enter Menu Selection Enter Program Mode or Save to Memory Back up Menu Level or Clear Resetable Alarm Load Un Load Mode Selector Thermal Bank Mode Selector Auto Mode Selecto...

Page 14: ...screens may be viewed at any time and at any state of operation The Main Screen of the Fan Inactive System prior to start up run mode is the NULL Screen above when returning to the Main Screen from v...

Page 15: ...K AUTO RUN MODE POWERSAVE ACTIVE DEW POINT 34 F 1 C MOTOR OVERLOAD ALARM SHUTDOWN DEW POINT 39 F 4 C ALL SYSTEMS OK SYSTEMS OFF DEW POINT 65 F 18 C COMPRESSOR WILL CONTINUE TO RUN UNTIL PUMPDOWN IS CO...

Page 16: ...h J screen shows the status of a possible alarm The UP DOWN arrow will allow scrolling through 16 different alarm conditions The number appearing next the DAYS SINCE LAST indicated the last time that...

Page 17: ...PRESSURE DAYS SINCE LAST ALARM OUT YES J10 ALARM LOG W1 LOW AIR IN PSI DAYS SINCE LAST 54 ALARM OUT YES J11 ALARM LOG W2 HIGH AIR IN PSI DAYS SINCE LAST ALARM OUT ENABLED J12 ALARM LOG W3 CHANGE FILT...

Page 18: ...ES K Series Menus The DISPLAY VALUE pushbutton is a quick way to view groupings of sensor values The UP DOWN arrows will scroll through the 7 possible groups of the K series screen NOTE IF NOT OK CHAN...

Page 19: ...ONS MENU Press SET to Select E4 DRAIN SETUP MENU Press SET to select 1 DEW POINT MENU 2 SETUP MENU Screen series E F G R and I are within the set up selections DEW POINT The dryer will attempt to deli...

Page 20: ...3 ALARM 1 E3 HI SUPERHEAT RELAY PAGER REMOTE Yes N A N A M16 ALARM 6 E4 LOW DP PUMPDOWN RELAY PAGER REMOTE Yes N A N A M19 ALARM 7 E5 DRYER OVERLOAD RELAY PAGER REMOTE Yes N A N A M22 ALARM 8 E6 LOW P...

Page 21: ...let Pressure Actual 0 psi Offset 0 psi Fullscale 200 psi H6 Outlet Pressure Actual 0 psi Offset 0 psi Fullscale 200 psi H7 Discharge Pressure Actual 3 psi Offset 0 psi Fullscale 600 psi H8 Discharge P...

Page 22: ...trols can be programmed to be either a TIMED or DEMAND drains If Timed is selected the drain will activate to the Interval time setting for the period of time indicated in the Duration time setting If...

Page 23: ...1 On Delay m s 0 05 Auto Test h m 12 00 I7 Drain 1 On Delay m s 0 05 Duration 12 00 I8 Drain 2 Type TIMED Interval m s 10 00 Duration 2 sec I9 Drain 2 Type TIMED Interval m s 10 00 Duration 2 sec I10...

Page 24: ...arm Set 350 psi C4 P5 SUCTION Value 100 psi Alarm Set 30 psi C5 FLOW SENSOR Enabled NO VALUE OPEN Alarm Set 0 scfm C6 FLOW SENSOR Enabled NO VALUE FAULT Alarm Set 0 scfm C7 AUX 1 SENSOR Enabled NO VAL...

Page 25: ...y m s 00 05 TEMPERATURE SETTINGS Press SET to select C13 AUX 2 ALARM Low Alarm 0 High Alarm 100 Delay m s 00 05 C14 AUX 2 ALARM Low Alarm 0 High Alarm 100 Delay m s 00 05 B1 T1 DRYER INLET Value 72 F...

Page 26: ...MS E1 DP PROBE SHORT Press RESET to Clear A4 ACTIVE ALARMS MOTOR OVERLOAD Press RESET to Clear A5 ACTIVE ALARMS E3 SUPERHEAT HIGH Press RESET to Clear A5 ACTIVE ALARMS E3 SUPERHEAT LOW Press RESET to...

Page 27: ...ESET to Exit A11 ACTIVE ALARMS W2 HIGH AIR IN PSI Self Resetting Press RESET to Exit A12 ACTIVE ALARMS W3 COALESCER PSID Press RESET to Clear A13 ACTIVE ALARMS W4 HIGH AIR IN F Self Resetting Press RE...

Page 28: ...BLED COMPR 3 ENABLED COMPR 4 DISABLED R5 AUTO SWITCH TIME 24 Hrs R4 COMPR 1 ENABLED COMPR 2 ENABLED COMPR 3 ENABLED COMPR 4 DISABLED ACTIVE ALARMS No Active Alarms Press RESET to EXIT COMPRESSOR MENU...

Page 29: ...e MRD is virtually trouble free energy efficient and easy to operate A MRD should be installed at any condensate collection point in your compressed air system MRD Technical Data Model MRD4080 MRD4085...

Page 30: ...m the system Also make sure that personnel performing the maintenance have read the maintenance section of the manual Some of the maintenance tasks will require the refrigeration system to run but whe...

Page 31: ...denser is not clean after it is blown out with compressed air or vacuumed contact the factory for assistance Condenser Water Cooled Units The water cooled condenser should be checked and cleaned annua...

Page 32: ...sing the appropriate oil pump add the proper oil POE for R134 and R404 refrigerant using the Schrader valve on the suction side of the compressor Add oil until there is a visible level in the sight gl...

Page 33: ...e migration with the freon If a compressor is replaced remove the drain plug from the evaporator shell to drain any excess oil trapped If that isn t possible it may be necessary to remove oil from the...

Page 34: ...enoids operate with greater differentials and so are more likely to fail Parker Airtek uses valves with a rated life of more than two million operations When they finally wear out the usual symptom is...

Page 35: ...ooting guide see pages Remember that the easiest way to distinguish between control and solenoid malfunction is to hold a steel object like a pocket screw driver over the top of the valve s enclosing...

Page 36: ...ends into the 9 and 3 o clock positions If the digital display then changes to E2 the break is in the probe 4 If the display remains at E1 disconnect power from the unit and disconnect the cable prob...

Page 37: ...again in 40 minutes Reset the unit once more Wait 5 minutes and check your superheat To check the superheat press the hidden button located between the two mode selection buttons If the temperature is...

Page 38: ...are two things you must check Test the coil electrically for continuity to ensure it is not shorted If it is shorted replace the coil If the coil is not shorted you need to check the K3 relay on the b...

Page 39: ...connections against schematic Tighten loose connections 5 Starter coils open or contact burnt Replace coils and or contact C Compressor will not start hums trips overload protector 1 Loose or imprope...

Page 40: ...giving a false low pressure indication Again the best way to determine this is to contact a refrigeration service house With their gauges they can check the system pressure and the settings of the pr...

Page 41: ...take a temperature reading on the suction accumulator it should be extremely cold if it is not your expansion valve is stuck closed or is dirty Check to make sure that the capillary tube from the pow...

Page 42: ...Non Condensable in the Refrig System If due to a leak or improper recharging air or water was introduced into the refrigeration system this would cause high head pressure To check this examine sight g...

Page 43: ...cause enough of a restriction to cause high pressure problems H Faulty Expansion Valve This is a very rare situation however there is means of testing this theory Test by applying heat hair dryer to T...

Page 44: ...44 MSC4000 MSC15000 USER GUIDE 10 Maintenance Charts MAINTENANCE LOG SERVICE PERFORMED DATE PARTS REPLACED INITIALS...

Page 45: ...45 MSC4000 MSC15000 USER GUIDE 11 Warranty and Product Registration...

Page 46: ...46 MSC4000 MSC15000 USER GUIDE 12 Drawings Spare Parts...

Page 47: ...dules Etten Leur Netherlands 31 76 508 5300 www parker com gsfe Hiross Zander Essen Germany 49 2054 9340 www parker com gsfe Padova Italy 39 049 9712 111 www parker com gsfe Engine Filtration Water Pu...