Great Plains Case Drain & Motor Return Tractor Connection Guide - Manual (Page 35)

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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
MT800C Series
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 the following
case drain kit with flush face coupler through a
Challenger dealer.
Kit P/N
Case Drain 502682D1
Location of the case drain varies depending on
model, year manufactured, and tractor options.
Installation instructions are included with the kit.
Consult a Challenger dealer for more information.
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:
Motor
Return
Load
Sense
Power
Beyond
Pressure
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
FORB
1-5/16-12
MORB
Eaton Aeroquip P/N FF1010-1612S
Parker P/N 16-12F5OG5-S
Eaton Aeroquip P/N 2229-1212S
Parker P/N 12F5OHAO-S
1-1/16-12
FORB
1-1/16-12
MORB
supplied with Great Plains
planters and air drills
p/n 811-069C
connected to fan
motor return hose
from Great Plains
}
}
connect to tractor