Irrigation System Maintenance

Rely on Us for Your Irrigation Maintenance Needs

Choose Grand Irrigation Inc for your irrigation system maintenance needs and get top-quality services without spending a fortune. We offer numerous maintenance programs that you can use to make sure your irrigation system is up to the task. Call us today and learn more about these programs. Breathe easy knowing that we have over 50 years of experience in this field.

One-Star Program

Pivot Points / Incoming Power Checks

• Grease pivot swivel
• Collector ring electrical connections and drainage
• Drain pivot and spans
• Anchor bolts or chains
• Pivot point nuts and bolts for proper tightness
• Running light operation
• Ground rod at each tow location
• Air pressure in towable pivot tires
• Proper equipment grounding
• Electrical connections
• Proper size fuses
• Proper installation of incoming power wires
• Proper operation of auxiliary contacts on the main disconnect
• Operation of a pump shutdown circuit
• Relays are securely seated in socket bases
• Cables are securely seated in connectors

Spans / Alignment Checks

• Span pipe drains inspected / flip seals over
• Pull sand trap, drain, clean and re-install
• Drain booster pump
• Grounding between towers
• Safety shutdown
• Tower box for loose wire connections and cord connectors

Drive Unit Checks

• Drain the water in wheel and center drive gearboxes
• Oil in gearboxes
• Drive shaft shield placement
• Tire air pressure
• Grease towable hubs

Price- ($75.00 / Drive Unit)

Two-Star Program

Includes all one-star program checks plus-

Pivot Point / Incoming Power Checks

• Pivot contactors for arcing
• Placement of screens / shields on generator, pump panel and electric pump motors

Spans / Alignment Checks

• Nuts / bolts and structural and output seals
• Control arm clear of obstacles
• Visually inspect tower box contactors
• Tower box covers for damage and proper latching

Drive Unit Checks

• Wheel gearbox input and output seals
• Proper tightness of gearbox mounting bolts
• Gear motor seals
• Motor lead cable condition and properly secured
• Span ball and socket joints
• Proper tightness of wheel lug nuts
• Towable base beams for structural integrity
• Towable hubs for wear
• U-Joints

Price-($85.00 / Drive Unit)

Three-Star Program