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Section: ® MOYNO 500 PUMPS Page: 1 of 6 Date: March1, 1998 SERVICE MANUAL ® MOYNO 500 PUMPS 600 SERIES 60301, 61001, 62201, 63301, 65501, 60311, 61011, 62211 , 63311, AND 65511* MODELS DESIGN FEATURES Housing: Cast iron Pump Rotor:...
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Page 2 TROUBLE SHOOTING Insufficient mounting: Mount to be secure to firm WARNING: Before making adjustments, base. Vibration induced noise can be reduced by disconnect power source and using mount pads and hose on suction and thoroughly bleed pressure from discharge ports.
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Page 3 PUMP DISASSEMBLY PUMP ASSEMBLY WARNING: Before disassembling pump, Press radial bearing (29) and thrust bearing (30) on shaft (26), and locate slinger ring (77) on the disconnect power source shaft near the radial bearing. thoroughly bleed pressure from Note: When replacing bearings, always press on the system.
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Page 4 Lubricate rotor (22) surface assist installation of stator (21). Slide stator on rotor, using stator support(s) (38) as a guide, and screw into suction housing (2) by turning clockwise (RH threads). An additional assist in installing stator is to lock the shaft from turning and rotate the stator counterclockwise while pushing towards suction housing.
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