GRACO Repair Cylinder Kit for MKV Pro - (SKU: 17H871)The GRACO 17H871 KIT, REPAIR, CYL, MKV, PRO is a replacement cylinder repair kit designed for use in GRACO spray equipment. The kit is intended to restore or maintain the performance of the pump cylinder in compatible GRACO sprayers. Material is not specified in available sources, but it is engineered for durability and reliability in demanding industrial and contractor environments. Key Features: Repair kit for pump cylinder MKV Pro (TexSpray Mark V

Ensure proper air supply (20–120 psi

Diaphragm: Buna-N

Packing Gland

Ensure the pump is depressurized and cleaned before replacing the ceramic ball

90° angle for flexible routing

Ease of maintenance (as typical for GRACO valve assemblies)

designed for secure fastening within GRACO spray foam and fluid handling equipment

HEATER is a replacement end cap designed for use with GRACO fluid heaters

Inspect for leaks after installation and during regular maintenance checks

Ensure the housing is clean and free of debris before installation

preventing leaks and ensuring reliable operation

Apply label in a visible location on the equipment