![background image](http://html1.mh-extra.com/html/valley/center-pivot-7000-series/center-pivot-7000-series_owners-manual_851146065.webp)
Center Pivot 7000, 8000, 8120 Series 65
MAINTENANCE
Center Drive Gearmotor 7000 Series
After EACH season of operation, change the oil in all
of the helical gearmotor gearboxes.
1. Remove the drain plug and the fill plug. Drain the
oil and install the drain plug. See Figure 65-1.
NOTE
• Use only Valley Gear Lube. Other brands of
lubricants may contain corrosive extreme
pressure additives, which may damage
bronze worm gears.
• The oil in worm gear cases may reach tem-
peratures up to 200˚ F (94˚ C) without alarm.
2.
Fill the gearbox 1-7/8 in (48 mm) from the
bottom of fill plug hole with Valley Gear Lube.
The capacity of the gearbox is approximately 44
oz (1.3 liter). See Figure 65-1.
NOTE
• OIL LEVEL SHOULD BE 1-7/8 IN (48 MM) BE-
LOW FILL PLUG WHEN FULL.
Special Dipstick for Checking Oil Level:
• The dipstick is not part of the gearmotor plug.
• Remove gearmotor plug and insert dipswitch
to check oil level.
»
Low oil condition would be no oil on stick.
»
High oil condition would be oil above the
indicator hole.
• Dipstick part number is 0998886.
!
WARNING
• INPUT SEAL FAILURE CAN OCCUR IF OIL
CAPACITY IS EXCEEDED.
2
1
Figure 65-1 1. Drain Plug
2. Fill Plug
3. Oil Level
4. Bottom of Fill Plug Hole
1-7/8 in
(48 mm)
3
4
Summary of Contents for Center Pivot 7000 Series
Page 2: ...2 Center Pivot 7000 8000 8120 Series ...
Page 18: ...18 Center Pivot 7000 8000 8120 Series SAFETY Safety Decals WARNING WARNING WARNING WARNING ...
Page 30: ...30 Center Pivot 7000 8000 8120 Series OVERVIEW ...
Page 36: ...36 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 40: ...40 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 46: ...46 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 62: ...62 Center Pivot 7000 8000 8120 Series OPERATION Towing Option ...
Page 102: ...102 Center Pivot 7000 8000 8120 Series MAINTENANCE ...