Procedure for Cutting Deck Circuit Pressure Test
Make sure hydraulic oil is at normal operating tem-
1.
perature by operating the machine for approximately 10
minutes. Make sure the hydraulic tank is full.
2.
lowered and off. Make sure engine is off and the parking
brake is engaged.
Parkmachineonalevelsurfacewiththecuttingdeck
CAUTION
2
1
Prevent personal injury and/or damage to equip-
ment. Read all WARNINGS, CAUTIONS and Pre-
cautions for Hydraulic Testing at the beginning
of this section.
Figure 31
Center deck hydraulic manifold
Center deck circuit pressure test port
1.
2.
3.
draulic hose attached to deck manifold test port for the
deck to be tested (Fig. 31, 32 and 33).
Install 5000 PSI (350 bar) pressure gauge with hy-
4.
at idle speed. Check for hydraulic leakage and correct
before proceeding with test.
After installing pressure gauge, start engine and run
1
CAUTION
Keep away from deck during test to prevent per-
sonal injury from the cutting blades.
5.
the cutting deck.
Operate engine at full speed (2870 RPM). Engage
Figure 32
1.
Right wing deck circuit pressure test port
6.
Watch pressure gauge carefully while mowing with
the machine.
7.
and will vary depending on mowing conditions:
Cutting deck circuit pressure should be as follows
LH Wing Deck: 1000 to 3000 PSI (69 to 207 bar)
Center Deck: 1000 to 3000 PSI (69 to 207 bar)
RH Wing Deck: 1000 to 2000 PSI (69 to 137 bar)
8.
Disengage cutting deck and shut off engine. Record
test results.
9.
When testing is completed, disconnect test gauge
1
with hose from manifold test port.
Figure 33
1.
Left wing deck circuit pressure test port
Groundsmaster 4100--D
Page 4 -- 43
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
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|
| Document Type | Service Manual |
| Language | English |
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At only 700mm wide the Mini Dumper is even at home on tight access
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mower about the yard. The US will be getting a revised 2011 Jeep Wrangler but the diesel option will not be offered in the United States.