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AIR CLEANERS
Model OM 500
OWNER'S MANUAL
CAUTION
Read complete instructions before operating.
Please file for future reference.

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Summary of Contents for MICRO-AIR OM 500

  • Page 1 ® AIR CLEANERS Model OM 500 OWNER’S MANUAL CAUTION Read complete instructions before operating. Please file for future reference.
  • Page 2 Inspect unit for shipping damage and report any damage to freight carrier. Position the OM 500 wall mount bracket holes over the holes located on the structure in Step 4. Use 3/8” x 2” lag bolts or 3/8” bolts and nuts to secure INSTALLATION INSTRUCTIONS the OM 500 to structure.
  • Page 3 One of the drain systems shown in Fig. The OM 500 is equipped with variable diameter pulleys on the motor and blower to 4 should be used. Drain connection and lines are not provided.
  • Page 4 CAUTION: Always make sure that the unit is turned off before changing filters or servicing the unit. The OM 500 is equipped with a filter change light, or an optional Magnehelic Gauge, which indicates when a filter needs to be replaced. If the differential pressure has been set properly, the light signals the need for examination of the filters.
  • Page 5 OM500 TROUBLESHOOTING CHART CAUTION: Before disassembling the unit or doing any inspection of the parts, make certain that the power has been cut off and the blower has come to a complete stop. Never run the unit with the access door open or removed. PROBLEM POSSIBLE CAUSE REMEDY...
  • Page 6 OM500 OM 500 - WIRING DIAGRAM FIG. 6...
  • Page 7 OM500 OM 500 - PARTS LIST FIG. 7 ITEM PART NO. DESCRIPTION ITEM PART NO. DESCRIPTION 34126-01 Cabinet Weldment P1954 Strain Relief (not shown) 34142-03 Inlet Plenum (3”-8” collars) 34150-01 Control Box Cover 34094-02 Wall Bracket (2 ea. required) P1372 Door Latch (2 ea.
  • Page 8 OM500 NOTES: ® AIR CLEANERS Products of Metal-Fab Inc. P.O. BOX 1138, WICHITA, KS 67201 Litho in U.S.A. ©1998 Metal-Fab, Inc. Form No. L1142 11/02 7051...

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