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Greensmaster 3320/3420
DPA Cutting Units
Page 8 -- 3
General Information
Cutting Unit Operator’s Manual
The Cutting Unit Operator’s Manual provides informa-
tion regarding the operation, general maintenance and
maintenance intervals for the DPA cutting units on your
Greensmaster TriFlex Hybrid machine. Additionally, if
optionalkitshavebeen installedon thecuttingunits(e.g.
rear roller brush), the installation instructions for the kit
includes set--up and operation information. Refer to
those publications for additional information when ser-
vicing the cutting units.
Supporting Cutting Unit when Servicing
Wheneverthe cuttingunit hasto betipped toexpose the
bedknife or cutting reel, support the rear of the cutting
unit to makesure the lock nutson the backof thebedbar
adjusting screws are not resting on the work surface.
1. Lock nut 2. Support
Figure 2
1
1
2
Opening Electrical Circuit to Cutting Units
CAUTION
Before installing, removing or servicing the cut-
ting units, separate the cutting unit power dis-
connect. This will prevent unexpected cutting
unit operation.
Before installing, removing or working on t he cutting
units, disconnect the cutting units from the electrical
power supply by separating the cutting unit power dis-
connect couplers (Fig. 3). The couplers are located at
the base of the rollover bar onthe left side of the traction
unit.Connect the couplers togetherbefore operating the
machine.
1. Coupler 2. Stationary coupler
Figure 3
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2
DPA Cutting
Units