Toro 04130SL Rev C Service Manual Multi Pro 5700 D Preface Publication

Steering Circuit Relief Pressure Test
1.
Make sure hydraulic oil is at normal operating  tem•
perature by operating the machine for approximately 10
minutes. Make sure the hydraulic tank is full.
2.
Park machine on  a level surface,  stop engine, en•
gage parking brake, and  remove key from the ignition
switch. After  turning  engine off,  operate all  hydraulic
controls to relieve hydraulic system pressure.
CAUTION
1
2
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 17
1.
2.
Steering circuit pressure hose
Spray motor circuit pressure hose
3.
Clean  hose fitting  and disconnect  lower  pressure
hose from the left side of the gear pump (Fig. 17).
4.
Install T–connector with 5,000 PSI pressure  gauge
in series with the pump and the disconnected hose.
5.
After installing pressure gauge, start engine and run
at idle speed. Check for hydraulic leakage and  correct
before proceeding with test.
2
6.
(3050
Start engine  and adjust  engine speed to  high idle
– 3150 RPM).
IMPORTANT: Hold  steering wheel at  full lock only
long  enough  to  get  a  system pressure  reading.
Holding the steering wheel against  the stop for an
extended period will damage the steering motor.
1
Figure 18
7.
steering wheel completely in one direction (full steering
lock) and holding momentarily.
Watch  pressure gauge  carefully while  turning  the
1.
Steering relief valve
2.
Gear pump suction hose
8.
System pressure should be approximately 1000 PSI
as the relief valve lifts. Return steering wheel to the cen•
ter position.
9.
Slow engine speed and turn off machine. Record test
results.
10.If
relief pressure is incorrect, inspect for worn, stuck,
or out of adjustment relief valve. Steering relief valve is
located under the suction hose on the right  side of the
gear pump (Fig. 18). For adjustment procedure, see Ad•
just Relief Valve in the Adjustments section of this Chap•
ter. After adjustment, retest relief valve pressure.
11.
Disconnect T–connector and  pressure gauge from
gear pump and hose. Reconnect hose to the pump.
Hydraulic System
Page 4 – 20
Multi Pro 5700–D
Product Specification
CategoriesLawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals
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- 212 pages
Document TypeCatalog
LanguageEnglish
Product BrandToro. Customer Service Representatives are available by phone: Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower
Document File TypePDF
Publishertoro.com
Wikipedia's PageToro Company
CopyrightAttribution Non-commercial
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