Waterway 2" Wet End for 4 HP Executive 56-Frame Pump 310-1740
Waterway
SKU: 310-1740
Waterway 310-1740 2" Wet End for 4 HP Executive 56-Frame Pump
Waterway 310-1740 is a two-inch wet end for the specified 4HP Executive 56-frame pump configuration. It replaces the water-handling assembly rather than the motor.
The wet end must match the motor frame, shaft, impeller configuration, and plumbing orientation. Confirm the exact pump requirements before using it as a replacement.
Product Features
- Waterway spa-pump wet end
- Part number / listing SKU: 310-1740
- Product Line: Executive
- Listed Rating: 4 HP configuration
- Motor Frame: 56 frame
- Connection Size: 2 in
- Component: Wet end
Product Details
| Brand | Waterway |
| Part Number / SKU | 310-1740 |
| Product Type | Spa-pump wet end |
| Product Line | Executive |
| Listed Rating | 4 HP configuration |
| Motor Frame | 56 frame |
| Connection Size | 2 in |
| Component | Wet end |
Compatibility
- Executive pump assemblies approved for Waterway 310-1740
- Confirm the exact model and part number before ordering.
Common Uses
- Replacing a damaged wet end
- Repairing a compatible spa pump
Installation Notes
- Isolate electrical power and stop circulation before opening the pump.
- Follow the model’s parts diagram for assembly order, sealing, and fastener requirements.
- Inspect adjacent parts and check for leaks and proper flow after startup.
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Maintenance Tips
- Keep the basket and filter clean to maintain circulation.
- Inspect for leaks, unusual noise, and damaged seals during routine service.
- Do not run the pump dry.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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