The GRACO 17B488 GH 933ES Hi Flo Big Rig Gas Hydraulic Sprayer is a heavy-duty, gas-powered hydraulic sprayer designed for high-performance spraying of heavy-bodied materials such as silicone, elastomerics, fire retardants, and more. It is constructed with robust materials for industrial use and is intended for contractors needing maximum flow and pressure for challenging applications.

Key Features:

• Gas Hydraulic Sprayer
• GH 933ES Hi Flo Big Rig, Big 250
• Heavy-duty frame, durable hydraulic lines, Xtreme pump lower with Tuff-Stack packings
• 2.5 GPM (9.5 LPM)
• 7250 PSI (500 bar)
• Optimized for silicone and other heavy-bodied materials; compatible with various industrial coatings and sealants
• Oversized outlets and filter-less design for maximum flow
• Lockable pressure control knob
• Grounding wire for safety with solvent materials
• Large diameter siphon hose
• No hydraulic reset button needed
• Durable hydraulic lines for long life
• QuikChange pump mount
• Chromex pump rod
• Large 4-gallon hydraulic reservoir
• Return line hydraulic filter extends life
• No special hydraulic fluid needed

Applications:
Ideal for spraying heavy-bodied materials such as silicone, elastomerics, fire retardants, and industrial coatings. Suitable for nuts, bolts, piping, doors, man-ways, holidays, small parts, cut-in, punch-list items, and more.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the equipment.
• Ensure all hoses and fittings are securely connected before operation
• Follow manufacturer guidelines for hydraulic fluid and maintenance intervals
• Regularly inspect hydraulic lines and packings for wear
• Use grounding wire when spraying solvent-based materials for safety
• Store equipment in a clean, dry environment when not in use
• Regularly check and replace packings as needed
• Clean filters and inspect hoses for damage
• Monitor hydraulic fluid levels and quality
• Perform routine checks on engine and pump components