The Welch 2052 Diaphragm Pump Service Kit is designed to ensure your pump operates at optimal performance. This comprehensive kit contains all the essential components required for diaphragm replacement, helping you maintain efficient pump operation.

Kit Includes:

• 4 Diaphragms (PN 400732)
• 12 O-rings (2mm EPDM) (PN 829217-3) – 9 pieces
• 25 O-rings (2mm EPDM) (PN 829250-1) – 8 pieces
• 8 Valves (PN 400656)

Instructions for Diaphragm Replacement:

1. Preparation: Begin by shutting off the pump and ensuring it's safely disconnected from any power source or system.
2. Disassembly: Carefully remove the diaphragm cover and any connected parts as per your Welch 2052 manual.
3. Replace Diaphragm: Remove the old diaphragm and install the new one from the kit, ensuring it's securely positioned.
4. Seal with O-rings: Replace the old O-rings with the new ones included in the kit to prevent any leakage.
5. Reassembly: Once the diaphragm and O-rings are replaced, reassemble the pump and perform a leak test before use.

For any questions or further assistance, refer to the user manual or contact your Welch service representative for additional support.