Toro MultiPro 1750 - Adjusting the Section Bypass Valves; Adjusting the Agitation and Master Bypass Valves; Calibrating the Agitation-Bypass Valve

5.SetthepumpswitchtotheONposition,andturn
ontheagitation.
6.Pressdownontheacceleratorpedaluntilyou
reachthemaximumenginespeed,andtoggle
thethrottlelockswitchtotheONposition.
7.OntheInfoCenter,navigatetotheCalibration
menuandselectTESTSPEED.
Note:SelectingtheHomeScreeniconatany
timecancelsthecalibration.
8.Usingtheplus(+)andminus(-)symbols,enter
atestspeedof5.6km/h(3.5mph),thenselect
theHomeicon.
9.Turnthesupervisor(rate-lockout)switchtothe
UNLOCKposition,andturnthemaster-section
switchtotheONposition.
AdjustingtheSectionBypassValves
1.Usingtheapplication-rateswitch,adjustthe
applicationrateaccordingtothetablebelow.
NozzleColorSI(Metric)
English
Turf
Yellow
159L/ha
17gpa0.39gpk
Red
319L/ha
34gpa0.78gpk
Brown
394L/ha
42gpa0.96gpk
Gray478L/ha
51gpa1.17gpk
White
637L/ha
68gpa1.56gpk
Blue
796L/ha
85gpa1.95gpk
Green1,190L/ha
127gpa2.91gpk
2.Turnofftheleftsectionandadjustthe
section-bypassknob(Figure22)untilthe
pressurereadingisatthepreviouslyadjusted
level(typically2.75baror40psi).
Note:Thenumberedindicatorsonthebypass
knobandneedleareforreferenceonly.
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Figure22
1.Section-bypassadjustmentknobs
3.Turnontheleftsectionandturnofftheright
section.
4.Adjusttherightsection-bypassknob(Figure22)
untilthepressurereadingisatthepreviously
adjustedlevel(typically2.75baror40psi).
5.Turnontherightsectionandturnoffthecenter
section.
6.Adjustthecentersection-bypassknob(Figure
22)untilthepressurereadingisatthepreviously
adjustedlevel(typically2.75baror40psi).
7.Turneachsectionoff.
8.Turnthepumpoff.
Note:Calibrationisnowcomplete.
AdjustingtheAgitationandMaster
BypassValves
Agitation-BypassValveKnobPosition
•Theagitation-bypassvalveisinthefullopen
positionasshowninFigure23A.
•Theagitation-bypassvalveisintheclosed(0)
positionasshowninFigure23B.
•Theagitation-bypassvalveisinanintermediate
(adjustedrelativetothepressuregaugeforthe
sprayersystem)positionasshowninFigure23C.
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Figure23
1.Open
3.Intermediateposition
2.Closed(0)
CalibratingtheAgitation-BypassValve
ServiceInterval:Yearly
Important:Wheneverpossible,donotuse
reclaimedwater(graywater)inthespraytank.
Selectanopenatareatoperformthisprocedure.
1.Fillthespraytankwithcleanwater.
2.Verifytheagitation-controlvalveisopen.Ifithas
beenadjusted,openitcompletelyatthistime.
3.Settheparkingbrakeandstarttheengine.
4.SettherangeselectortoNEUTRAL.
5.SetthepumpswitchtotheONposition.
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