Great Plains Case Drain & Motor Return Tractor Connection Guide - Manual (Page 13)

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Great Plains Manufacturing reserves the right to make changes or to add improvements to this guide at any time without notice or obligation.
ba082710 r3
CDMR 08/27/10
8030 & 8030T Series
NOTE: Two possible motor return port
locations are shown.
8030 Series
8030T Series
Motor
Return
Case
Drain
Motor
Return
Case
Drain
IMPORTANT: ALWAYS connect case drain first,
motor return second, then pressure line to prevent
motor damage. ALWAYS disconnect pressure
line first, motor return second, then case drain last
to prevent motor damage.
1-1/16-12
FJIC
1-1/16-12
MORB
Case Drain
If the tractor is not equipped with a 3/8” body
size ISO 16028 zero pressure female flat face
case drain coupler, then order and install John
Deere case drain kit part number RE222721.
Motor Return
If the tractor is not equipped with a 3/4” body
size ISO 7241-1 Series A female motor return
coupler, then order and install the following
parts:
Eaton Aeroquip P/N GG108-NP12-22
Parker P/N 12M22F8OMXS
Eaton Aeroquip P/N 2266-12-12
Parker P/N 12F65OMXS
connected to fan
motor return hose
from Great Plains
M22 x 1.5
MORB
1-1/16-12
MJIC
John Deere P/N RE248312
M22 x 1.5
MORB
M22 x 1.5
FORB
}
supplied with Great Plains
planters and air drills
(p/n 811-069C)
5.7”
NOTE: Can use John Deere P/N RE248312 to
extend case drain coupler and motor return
coupler out from rear of tractor if needed.
}
connect to tractor