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27
Maintenance
Drain Seal Replacement
If the drain seal is damaged or leaking, replace the
parts using the following steps. See Figure 27-1.
1. Remove the lower drain body and remove the old
drain seal.
2. Install new drain seal.
3. Install lower drain body.
Annual Maintenance
Time, humidity, vibration, temperature, sand, and machine operation all contribute to wear on your Valley
irrigation machine. To keep the machine operating properly with a minimum amount of down time, establish
a regular preventative maintenance program using the recommended maintenance charts in this section. If
replacement parts are needed, use only genuine Valley parts.
1
Figure 27-1 1. Ball Mount
2. Lower Drain Body
3. Drain Seal
Bender160
1st Pass
2nd Pass
Pre-season
Remarks
Check all nuts and bolts. Tighten as required.
X
Check flanges for leaks and tighten as
required.
X
Check condition of hose.
X
See Hose Replacement in Maintenance section.
Check condition of belt.
X
Call your Valley dealer.
Check roller mount for excessive wear.
X
Call your Valley dealer.
Check Bender Drive Unit Anchor Hardware.
X
X
Check Anchor Pads and Barricade.
X
X
Figure 27-2
2
3
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