Great Plains PH-20 Predelivery Manual - Manual (Page 21)

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Section 3 Setup
2/20/2006 PFH-15 and PFH-20 Precision Fertilizer Hitch 148-365Q
Great Plains Mfg., Inc.
Other tractors: Lock lever forward in detent position.
You may need to turn up detent pressure to maximum
or use a mechanical detent holder to hold lever for-
ward. See your tractor dealer for proper means of pro-
viding constant flow to openers.
5. Connect hoses from marker cylinders to another set of
tractor outlets.
6. Connect power cord to an uninterrupted, 12-volt pow-
er source such as your tractor battery.
NOTE: To prevent circuit damage, connect the white wire
to the positive (+) battery terminal and the black wire to the
negative (-) battery terminal.
7. Connect control-box cable to back of control box.
Route cable out of tractor cab. Connect cable to hitch
wiring harness.See Figure 3-10.
12575
Figure 3-10
Coulter Command Control Box