Storing Pump For Winterization; Shaft Seal Change Instructions; Removing The Motor Assembly; Removing The Impeller - Hayward SP2305X7 Owner's Manual

CAUTION
toxic and will not damage plastic system components; other anti-freezes are highly toxic and may damage
plastic components in the system.
Drain all water from pump and piping when expecting freezing temperatures or when storing pump for a long time
(see instructions below). Gravity drain system as far as possible.
Keep motor dry and covered during storage. To avoid condensation/corrosion problems, do NOT cover or wrap pump
with plastic film or bags.
6.1.

Storing Pump For Winterization

WARNING
draining pump. Failure to disconnect power may result in serious personal injury or death.
1. Drain water level below all inlets to the pool.
2. Remove drain plugs and strainer cover from strainer housing. (See "Parts Diagram" in section 8.1 of this manual
for pump component locations.)
3. Disconnect pump from mounting pad, wiring (after power has been turned OFF), and piping.
4. Once the pump is fully drained of water, re-install the strainer cover and drain plugs. Store pump in a dry area.

7. Shaft Seal Change Instructions

When servicing electrical equipment, basic safety precautions should always be observed including the following.
Failure to follow instructions may result in injury.
WARNING
– To reduce risk of injury, do not permit children to use this product.
•
Disconnect all electrical power service to pump before beginning shaft seal replacement.
•
Only qualified personnel should attempt rotary seal replacement. Contact your local authorized Hayward Dealer or
service center if you have any questions.
•
See "Parts Diagram" Figure 8.1-1 for pump component locations.
•
Exercise extreme care in handling both the rotating and the stationary sections of the two-part replacement seal.
Foreign matter or improper handling will easily scratch the graphite and ceramic sealing surfaces.
7.1.

Removing the Motor Assembly

1. Remove the four (4) 5/16" x 1 3/4" hex head bolts (item #6) which hold the motor assembly to the pump/strainer
housing (item #4), using a ½" wrench or socket.
2. Slide the motor assembly out of the pump/strainer housing (item #4), exposing the diffuser(item #9). Remove
the three (3) diffuser screws (item #7) and pull the diffuser off of the seal plate (item #13) to expose the impeller
(item #10).
7.2.

Removing the Impeller

3. Remove the motor end cover/canopy by removing the two (2) screws and pulling off the cap/canopy away from
the motor.
4. To prevent motor shaft from turning, carefully slide a 7/16" open-end wrench between the capacitor and the
centrifugal switch (the wrench fits over the two (2) flats on the motor shaft).
5. Rotate the impeller (item #10) counterclockwise and remove. The spring portion of the seal assembly (item #12)
is now exposed. Note carefully the position of the spring seal, and remove it. NOTE - Replace motor cover to
protect delicate motor parts.
7.3.

Removing the Ceramic Seat

6. Remove the seal plate (item #13) from the motor by removing the four (4) 3/8" x 1" (item #14) that secure it to the
motor, using a 9/16" wrench or socket.
7. Press the ceramic seat with rubber cup out of the seal plate. If tight, use a small screwdriver to tap seal out.
See Fig 7.3.1
STOP - Clean all recesses & parts to be reassembled. Inspect gaskets & replace if necessary.
– Use ONLY propylene glycol as antifreeze in your pool/spa system. Propylene glycol is non-
– To avoid dangerous or fatal electrical shock hazard, turn OFF power to motor before
IMPORTANT SAFETY INSTRUCTIONS
PLEASE READ AND FOLLOW ALL INSTRUCTIONS
USE ONLY HAYWARD GENUINE REPLACEMENT PARTS
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