Honeywell DC6, DC2, DC3, DC4, DC5 manual Gearset components

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Figure 14, gearset components

7.Loosen the set screw (Item 9) on the worm gear (Item 8) and remove it along with its shaft key (Item 10).

If you have the DC2 or 3 models go to step 8. If you have the DC4, 5, or 6 models go to step 9.

8. Remove the Thrust Washers and Bearing (Item 11 & 12) from the housing.

If the Thrust Washers show signs of excessive wear or scoring, replace them during re-assembly.

9. Clean grease from the gear cavity.

10. Examine the Worm Shaft Grease Seal (Item 3) in the pump housing on the DC 2 and 3 model or in the motor adaptor on the DC 4, 5, and 6 models.

If the Grease Seal shows excessive wear or damage, replace it during re-assembly.

Figure 15, worm shaft

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Contents

Models DC2, 3, 4, 5, Installation, Operation Maintenance InstructionSafety Considerations Pulsafeeder Factory Service PolicyTable of Contents 14.1 Principles Of Operation IntroductionReagent Head Assembly Control AssemblyGear Ratio Assembly Equipment Inspection InstallationStorage LocationPiping System Discharge Pressure Requirements Suction Pressure RequirementsOutput Adjustment Equipment StartupFastener Inspection Process flow Priming the Reagent HeadSample flow calibration curve CalibrationLubrication MaintenanceWet end components Wet End Removal, Inspection, & ReinstallationDiaphragm Removal & Reinstallation General Description Check Valves Check valves, DC3 and DC Check Valve Removal & Reinstallation, Cartridge type DC5 and 6 check valves, metal construction Gearset Removal Motor Removal & ReinstallationGearset components Gearset Replacement Replacement Parts KOPkit ProgramOrdering KOPkits or Parts Pump Model Wetted Material Connection Type KOPkit number KOPkit numbers by modelNPT Model Number IdentificationPvdf Wet End Materials ReferenceDifficulty Probable Cause Remedy Pump does not start TroubleshootingDifficulty Probable Cause Remedy Noisy gearing Pressure Relief Valves Piping AccessoriesLetters reference dimensional table on next Dimensional DrawingDC5 PP/PVDF Parts diagram, DC2 Parts Diagrams and Parts ListsDescription QTY Part Number Bill of Materials, DC2Name TAG Bill of Materials, DC3 4 7 0 0 4 1 S T L This page intentionally left Blank Parts Diagram, DC4, 5, Bill of Materials, DC4 DC4/5 Gearbox Bill of Materials, DC5 Tiebar Bill of Materials, DC6 DC4/5/6 Gearbox Page Standard Pump Operations