Sullair SAR 003 Maintenance Manual

Desiccant dryers

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MODELS:- SAR 003 TO SAR 175
DESICCANT DRYERS
MAINTENANCE MANUAL
DATE :
24Mar2000
REV:
1

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Summary of Contents for Sullair SAR 003

  • Page 1 MODELS:- SAR 003 TO SAR 175 DESICCANT DRYERS MAINTENANCE MANUAL DATE : 24Mar2000 REV:...
  • Page 2 Page 2 of 30 FOREWORD The compressed air dryer systems have been designed and manufactured to ensure that maximum safety and performance is achieved. It is expected that users of these systems will employ safe working practices and ensure that when installing, commissioning, operating or maintaining the equipment, any legal requirements are fulfilled.
  • Page 3: Recommended Routine Maintenance

    Page 3 of 30 RECOMMENDED ROUTINE MAINTENANCE Weekly 1. Ensure drain function / operation on all filters. 2. Ensure the change-over occures approximately every 2 mins. 3. Check all gaskets, control valves, pipes and fittings for air leaks. 4. Ensure moisture indicator paper is blue. Inlet / Outlet elements should be changed every 6000 / 8000 hrs.
  • Page 4 Page 4 of 30 Section Description Page No Outlet Head Assembly. Column Assembly. Inlet Head Assembly. Cam-Timer Replacement. Fault Finding Guide. Piping Schematic Diagrams.
  • Page 5 Page 5 of 30 SECTION OUTLET HEAD ASSEMBLY A1.1 Upper Gasket Replacement A1.2 Moisture Indicator Removal A1.3 Check Valve Replacement A1.4 Adjustment of variable purge...
  • Page 6: Torque Sequence

    OUTLET HEAD ASSEMBLY SECTION A1.1 UPPER GASKET REPLACEMENT Disconnect outlet pipework. Remove head bolts, lift head clear. A1.2 MOISTURE INDICATOR REMOVAL Remove two screws from sight glass. Change indicator paper and refit, ensuring gasket is in good condition and the air holes are clear. A1.3 CHECK VALVE REPLACEMENT Remove outlet head as above.
  • Page 7 OUTLET HEAD ASSEMBLY SECTION GENERAL A1.4 ADJUSTMENT OF VARIABLE PURGE The variable purge needle valves are situated in the top or rear of the outlet head on the dryer. NOTE: The dryer purge needle valves are factory set for 20% of rated flow of the dryer at 7 barg (102 psig) inlet pressure (18% actual @ 6 barg) The purge needle valves only require adjustment if the inlet pressure to the dryer is not 7 bar g (102 psig).
  • Page 8 OUTLET HEAD ASSEMBLY SECTION PURGE FLOW 5 - 10 bar CFM 5 - 10 bar L/M 10.6 12.99 17.58 21.2 26.0 35.1 Page 8 of 30...
  • Page 9 OUTLET HEAD ASSEMBLY SECTION SAR003 to SAR 013 OUTLET HEAD Page 9 of 30...
  • Page 10 OUTLET HEAD ASSEMBLY SECTION OUTLET HEAD SAR 024 to SAR 088 Page 10 of 30...
  • Page 11 OUTLET HEAD ASSEMBLY SECTION SAR 106 to SAR 175 DUPLEX OUTLET HEAD Page 11 of 30...
  • Page 12: Column Assembly

    Page 12 of 30 SECTION COLUMN ASSEMBLY A2.1 Column/Desiccant Removal A2.2 Desiccant Replacement A2.3 General...
  • Page 13 COLUMN ASSEMBLIES SECTION SAR 003 TO SAR 013 SAR 024 TO SAR 088 A2.1 COLUMN / DESICCANT REMOVAL Remove outlet head assembly and upper gasket. Remove upper column pads and remove desiccant by either inverting dryer or by means of an industrial vacuum cleaner. The bottom column bolts can be removed and the column lifted clear although complete removal of the column is not always necessary.
  • Page 14 Page 14 of 30 SECTION INLET HEAD ASSEMBLY A3.1 Bottom Gasket Replacement A3.2 Silencer Replacement (SAR003 to SAR 013) A3.3 Control Valve Replacement A3.4 Exhaust Valve Replacement (SAR 024 to SAR 175)
  • Page 15 This will give access to the column bolts, remove these from sub plate and lift column clear. A3.2 SILENCER REPLACEMENT (SAR 003 TO SAR 013) Remove control box as above, this will give access to exhaust silencer.
  • Page 16 INLET HEAD ASSEMBLY SECTION SAR 003 TO SAR 013 INLET HEAD Page 16 of 30...
  • Page 17 INLET HEAD ASSEMBLY SECTION SAR 024 TO SAR 088 INLET HEAD Page 17 of 30...
  • Page 18 INLET HEAD ASSEMBLY SECTION SAR 106 TO SAR 175 INLET HEAD Page 18 of 30...
  • Page 19 Page 19 of 30 SECTION CAM-TIMER REPLACEMENT A4.1 SAR 003 TO SAR 013 A4.2 Pressure Gauge Replacement SAR 024 TO SAR 175...
  • Page 20 SECTION A4.1 CAM TIMER REPLACEMENT ISOLATE ELECTRICAL SUPPLY SAR 003 TO SAR 013 Disconnect inlet and outlet pipework and invert dryer, remove base plate, disconnect wires from terminal block and earth wire. Remove cam profile and locating bolts, lift cam motor/gearbox free.
  • Page 21 CAM TIMER ASSEMBLY SECTION SAR 003 TO SAR 013 CAM TIMER ASSEMBLY Page 21 of 30...
  • Page 22: Fault Finding Guide

    Page 22 of 30 SECTION FAULT FINDING GUIDE...
  • Page 23 Page 23 of 30 SAR 003 TO SAR 013 AND SAR 024 TO SAR 175 FAULT FINDING GUIDE Problem Action Air leaks Check pipe connections. - Check / change gasket and seals in Inlet & Outlet heads and column. Continuous exhaust - Inspect check valve discs, springs, valve stems, valves.
  • Page 24: Schematic Diagrams

    (SAR 003 TO SAR 013) Piping Schematic A6.2 Piping Schematic A6.3 ( SAR 106 TO SAR 175 ) Piping Schematic A6.4 ( Pneumatic SAR 024 TO SAR 088 ) Electric Wiring Diagram A6.5 ( SAR 003 TO SAR 013 )
  • Page 25 6.1 - PIPING SCHEMATIC - SAR 003 TO SAR 013 Page 25 of 30...
  • Page 26 6.2 - PIPING SCHEMATIC - SAR 024 TO SAR 088 Page 26 of 30...
  • Page 27 6.3 - PIPING SCHEMATIC SAR 106 TO SAR 175 Page 27 of 30...
  • Page 28 6.4 - PIPING SCHEMATIC (PNEUMATIC SAR 024 TO SAR 088) Page 28 of 30...
  • Page 29 6.5 - ELECTRIC WIRING DIAGRAM (SAR 003 TO SAR 013) Page 29 of 30 220/380v WIRING DIAGRAM- ELECTRIC CAM TIMER (SAR 003 TO SAR 013) It can be used as 220v or 380v. For 220v connect the BLUE wire to a neutral supply, and the BLACK wire to a 220/240v supply. Insulate the GREEN.
  • Page 30: Worldwide Sales And Service

    FAX: 33-78907168 FAX: 755-6694313 SULLAIR CORPORATION Subsidiary of Sundstrand Corporation 3700 East Michigan Boulevard Michigan City, Indiana 46360 U.S.A. Telephone: 1-800-SULLAIR (USA Only) or 1-219-879-5451 FAX:(219) 874-1273 FAX:(219) 874-1835 (Parts) FAX:(219) 874-1805 (Service) Specifications Subject To Change Without Prior Notice...

This manual is also suitable for:

Sar 175

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