902 PINE ST NORTH SOUND BEHAVIORAL HEALTH TREATMENT CENTER 2025-11-04

APPLY EVEN PRESSURE TO SEAL FACE. 4. Remove the screws holding the motor to The seal is seated to its full depth when the the seal chamber. rubber seating cup is flush with the surface of 5. Separate the seal chamber from the motor(the the seal chamber. rotor with bearings will remain attached to the 4. Slip tool 2 shown in Figure 2 over the end of the seal chamber)and remove the upper bearing shaft,lubricate the rubber bellows inside the wave spring. upper rotating seal ring and install over tool 2 6. Using internal retaining ring pliers,remove with seal face away from threaded end of shaft the retaining ring from the groove in the seal until seal faces touch. chamber and carefully slide the shaft with ring 5. Install spring. spacer and bearing out of the seal chamber. 6. Lubricate the lower rotating seal ring and slide 7. Remove tool 2 from the shaft. on to the shaft so that the seal ring face is facing 8. Using external retaining ring pliers,remove the the threaded end of the shaft. DO NOT retaining ring from the shaft. Remove the DAMAGE THE SEAL FACE. bearings from the shaft using a three jaw 7. Lubricate the outside surfaces of the rubber cup bearing puller. on the lower stationary seal ring. ASSEMBLY-BALL BEARING 8. Using tool 1 press the seal ring into the (Refer to Parts View) mounting seat in the end plate with the seal face away from the end plate. 1. Check the replacement bearings to ensure 9. Carefully place the end plate over the shaft that they are the same size and type as the and slide it gently into contact with the seal originals. chamber. 2. Use a hand press to assemble bearings to shaft. 10. Install and tighten the round head machine Assemble the upper bearing(18)to shaft. Place screws and remove tool 2. internal ring and ring spacer over shaft before 11. Refill seal chamber with oil(Mobil EAL assembling lower bearing(16)to shaft.APPLY 224H or equivalent)up to plug opening and NO FORCE TO THE OUTER RACE OF reinstall the two pipeplugs. EITHER BEARING. PRESS ONLY ON THE p p INNER RACE. 12. Assemble the impeller and case as described under"CLEANING OR REPLACEMENT OF 3. Insert the shaft with bearing and ring spacer into IMPELLER." the bearing bore into the seal chamber. DISASSEMBLY-BALL BEARINGS 4. Replace the upper bearing wave spring and hold (Refer to Parts View) in place with a dab of grease. 1. Disassemble the case and the impeller as 5. Make sure that all mating flanges are clean described in"REPLACEMENT OF and that the o-ring is properly positioned. Carefully lower the motor shell over the rotor IMPELLER." assembly so that the upper bearing slides into 2. Drain the oil from the seal chamber and remove the bore of the upper bearing support and the the mechanical seals as described in flanges contact. "REPLACEMENT OF MECHANICAL 6. If the unit is equipped with moisture sensors, SEALS." Use great care when removing the remove the motor cover cap screws and prop up mechanical seals if they are to be reused. The the motor cover(207)to"fish"the moisture stationary seals should not be removed from sensor wires through the channel in the motor their seats in the end plate and the seal chamber. shell. The shaft should be wiped clean and lightly 7. Reconnect the moisture sensor leads to the lubricated with lubricating oil or glycerin before moisture sensor cable leads. the rotating seal rings are removed from the 8. Place the o-ring in position.Install and shaft. Tool 2 should be used to cover the end of tighten the screws holding the motor cover to the shaft while the rotating seals and the end the motor and upper bearing support. plate(with stationary seal ring seated)are 9. Install and tighten the screws securing the motor removed. to the seal chamber. 3. If the unit is equipped with moisture 10. Assemble the mechanical seals,impeller,case sensors,remove the cap screws holding the and suction cover as previously described. motor cover(207)to the motor. Slightly raise 11. Rotate shaft several times by hand to ensure that the motor cover and disconnect the moisture it turns smoothly. probe leads from the leads of the sensor cable. DO NOT DISCONNECT THE POWER CABLE LEADS TO THE STATOR.Replace NOTE the screws fmger-tight to prevent movement of See separate submersible Sump Pump sheet for general the motor cover. Installation Operation and Maintenance instructions. WEIL PUMP COMPANY INC EM-2516-4