Van Air Systems AC-50 Installation Operation & Maintenance

Air-cooled aftercooler for compressed air systems

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INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS
BEFORE STARTING INSTALLATION OR MAINTENANCE PROCEDURES, TURN OFF ELECTRICAL POWER AND COMPLETELY
DEPRESSURIZE THE UNIT. FAILURE TO HEED THIS WARNING MAY RESULT IN SERIOUS PERSONAL INJURY AND/OR DAMAGE TO
THE UNIT.
NEVER REMOVE, REPAIR, OR REPLACE ANY ITEM ON THIS UNIT WHILE IT IS UNDER PRESSURE.
WHEN INSTALLING THIS UNIT, ALWAYS COMPLY WITH THE NATIONAL ELECTRICAL CODE AND ALL OTHER APPLICABLE FEDERAL,
STATE AND LOCAL CODES.
NEVER OPERATE THIS AFTERCOOLER IF THERE IS A LEAK IN THE CORE. IMMEDIATELY TAKE THE UNIT OUT OF SERVICE AND FIX
OR REPLACE THE CORE.
NEVER OPERATE THE AFTERCOOLER ABOVE THE MAXIMUM RATED OPERATING CONDITIONS, AS OUTLINED IN SECTION 3.1.
NEVER REMOVE THE FAN GUARD WHILE THE AFTERCOOLER IS OPERATING. CONTACT WITH THE ROTATING FAN BLADE(S) MAY
RESULT IN SERIOUS PERSONAL INJURY.
DURING NORMAL OPERATION, THE INLET PIPING MAY REACH TEMPERATURES OF 150
RESULT IN SERIOUS PERSONAL INJURY.
HANDLING INSTRUCTIONS
1.1 HANDLING THE AFTERCOOLER
NEVER LIFT THE AFTERCOOLER BY THE CORE OR INLET
AND OUTLET.
WHEN MOVING OR LIFTING THE UNIT, PROTECT THE
CORE FROM ACCIDENTAL DAMAGE.
Take extreme care when unpacking, moving or installing. The core is
exposed. Damage to the core or fins may render the unit inoperable.
PRINTED IN THE U.S.A.
AIR-COOLED AFTERCOOLER
FOR COMPRESSED AIR SYSTEMS
MODELS
CAUTION
AC-50
AC-130
thru
(
ALL VOLTAGES)
WARNING
1.2 EQUIPMENT CHECK
Inspect the aftercooler for any damage that may have occured
during shipment. Inspect all items shipped with the unit.
IF THE UNIT HAS BEEN DAMAGED DURING SHIPMENT:
(1) Notify carrier immediately
(2) DO NOT operate the unit before consulting factory
F TO 400
F. CONTACT WITH THE PIPING MAY
o
o
JULY 2005
REV. A
P/N 32-0225
SECTION 1
PAGE 1

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Summary of Contents for Van Air Systems AC-50

  • Page 1 JULY 2005 REV. A P/N 32-0225 INSTALLATION, OPERATION & MAINTENANCE INSTRUCTIONS AIR-COOLED AFTERCOOLER FOR COMPRESSED AIR SYSTEMS AC-50 AC-130 MODELS thru ALL VOLTAGES) WARNING BEFORE STARTING INSTALLATION OR MAINTENANCE PROCEDURES, TURN OFF ELECTRICAL POWER AND COMPLETELY DEPRESSURIZE THE UNIT. FAILURE TO HEED THIS WARNING MAY RESULT IN SERIOUS PERSONAL INJURY AND/OR DAMAGE TO THE UNIT.
  • Page 2: Installing The Legs

    CABINET ......Galvanized steel ELECTRICAL REQUIREMENTS FAN GUARD ....Steel with baked enamel finish AC-50-1 thru AC-130-1 ..115-1-60 w/ ODP motor FAN ......... Heavy gauge aluminum with steel hub AC-50-2 thru AC-130-2 ..115-1-60 w/ TEFC motor CORE ......Aluminum fins on copper tubes AC-50-3 thru AC-130-3 ..
  • Page 3: Installation

    SPECIFICATIONS AND DIMENSIONS SECTION 3 3.2 DIMENSIONS AND COMPONENT LOCATIONS MODEL IN/OUT AC-50 30.50" 46.50" 50.50" 22.50" 22.00" 14.75" 19.09" 10.75" 4.00" 28.12" 18.29" 2.17" 1" NPT AC-60 30.50" 46.50" 50.50" 22.50" 22.00" 14.75" 19.09" 10.75" 4.00" 28.12" 18.29" 2.17"...
  • Page 4: Piping Installation

    FIGURE 2 FLEXIBLE HOSE DETAILS MAXIMUM WORKING PRESSURE DIMENSIONS MODEL WEIGHT HOSE PART NO. 525 PSIG 460 PSIG 435 PSIG AC-50 & AC-60 FH-1 83-0735 12" 1" NPT 2.0 LBS AC-70 THRU AC-110 450 PSIG 395 PSIG 370 PSIG FH-1-1/2 16"...
  • Page 5: Electrical Connections

    PART NO. DRAIN PART NO. If a set of auxiliary contacts is not available, use a properly sized contactor. Wire the contactor s holding coil in parallel AC-50 thru AC-90 S-10-AD 83-0744 FD-1 83-0751 with the air compressor starter holding coil. Make the AC-100 &...
  • Page 6: Repairing Leaks

    5.3 REPAIRING LEAKS INSTALLATION SECTION 4 FIGURE 5 WIRING DIAGRAM PAGE 6 PRINTED IN THE U.S.A.
  • Page 7: Operation

    Replacement 12" Dia. Fan Blade aftercooler. AC-50 through AC-80 P/N 26-5906 Normal accumulation of dirt can be removed by blowing off the core with compressed air. If the core becomes contaminated with oil-laden Replacement 14"...
  • Page 8: Troubleshooting

    TROUBLESHOOTING SECTION 7 7.0 TROUBLESHOOTING 1. FAN MOTOR NOT OPERATING Motor failure - Check electrical power source. If power supply is okay, check the motor. Replace if necessary. Power supply failure - Check electrical power source. Check contactors, fuses, or disconnects. Check incoming wiring for damage.

This manual is also suitable for:

Ac-70Ac-60Ac-80Ac-90Ac-100Ac-110 ... Show all

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