CHAPTER 5 OPERATION EMERGENCY SHUTDOWN
A CAUTION BEFORE starting the tractor engine and running the Disc Mower, review and comply with ALL SAFETY recommendations set forth In the SAFETY chapter of this mctnual.
be used for operating the DM160 Disc Mower. The tractor 3-point linkage should have a freely adjustable top link and swivel cranks on the lower links. A tracking width of 59-1/2" (1510 mm) is recommended to allow sufficient space for the tractor wheels. Stabilizing bars or chains are essential. to help maintain the position of the tractor and Mower with respect to the standing crop.
In an emergency or in case material or a foreign object becomes lodged in or between the Mower Discs or Blades, stop Mower operation IMMEDIATELY by disengaging the tractor PTO and stopping forward movement. When the Discs or Blades are stopped by a foreign object, the Discs or Blade will stop when the Shear Bolt in the Cutterbar Breakaway Mechanism breaks.
A CAUTION Exercise the MANDATORY SAFETY SHUTDOWN PROCEDURE before leaving the tractor seat to remedy a problem. (Page 8)
1 - Stabilizer Bars or Chains 2 - Tractor Lower Link Swivel Crank 3 - Ground 4 - Track Width of 59-1/2" (1500 mm)
Fig. 5-1
GENERAL INFORMATION ALWAYS engage the tractor PTO at idle speed, when starting-up the Disc Mower to reduce unnecessary stress on the Drive Line. The GEHL DMl60 Disc Mower is designed for mowing virtually all types of crops, whether it's down and tangled alfalfa, matted grasses or crops heavy with dew or fresh rain. It is designed for attachment to the 3-point Category II hitch of a 45 hp (34 kw) 540 RPM tractor. The Disc Mower features a six (6) triangular-shaped Discs that rotate at 3000 RPM. Each Disc has three (3) specially tempered, reversible Knives that give a clean, high impact cutting action.
NOTE:
A weI/-oiled 3-point linkage is essential to adjusting the position of the Mower.
The Transmission is Belt Driven from the PTO to an all-Gear Cutterbar Gearbox. The Cutterbar Gears operate in an oil bath for smooth,continuous Disc operation.
PREPARING TRACTOR (Figs. 5-1 & 5-2) In general, any 45 hp (34 kw) 540 RPM tractor, which is equipped with a hydraulically-operated 3-point hitch and a single remote hydraulic output connection, can
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1 - Freely Adjustable Tractor Top Link 2 - Tractor Lower Link Swivel Crank 3 - Stabilizer Bars or Chains
Fig. 5-2
