Transmission Center Section (Fig. 28)
1
housings; refer to "Separating Transmission Into
Sections".
. Separatethe center sectionfrom themotor and pump
NOTE: Replace any defective parts. The slotted plugs,
valve springs, and check balls are interchangeable.
6.
If the needle bearings were removed, press new
2.
Wrap the pump side of the center section with a clean
bearings into the center section. Allow 3/32 - 1/8 inch of
the bearing to extend beyond the face of the center
section because the motor valve plate and pump valve
plate pilot on the two bearings.
rag to protect its face. Set the center section on a clean
work bench so that the motor side faces up. The rag will
protect the pump side of the center section from direct
contact with the top of the work bench.
7.
Press the locating pins into the holes in the motor side
3.
Remove the two slotted directional charge check
and pump side of the center section.
plugs from the motor side of the center section. Invert
the center section and allow the two valve springs and
check balls to fall into your cupped hand. Also remove
the two O-rings from thepumpsideof thecentersection.
8. Insert the check balls and valve springs into the two
holes in the motor side of the center section. Slide the
O-rings onto the slotted plugs and install the plugs into
the two holes in the motor side of center section. Insert
the two new O-rings into the holes in the pump side of
the center section.
4.
If the needle bearings must be serviced, press them
out of the center section.
5.
Clean and inspect the following parts:
9. Assemble the transmission sections if no other ser•
vicework is required; refer to "AssemblingTransmission
Sections".
A. Slotted plugs and O-rings - Check the slotted
plugsfordamagedthreadsandburrs.Alsocheckthe
O-ring for tears. It is a good practice to install new
O-rings whenever the slotted plugs are removed.
B. Valve Springs and Check Balls - Check the valve
springs and check balls for damage. Spring
specifications are listed in the table below.
Check Valve Spring Specifications
Free Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.550 in
Number of Coils . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Outside Diameter . . . . . . . . . . . . . . . . . 0.217 - 0.219 in.
Pounds Per Inch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.67
C. Needle Bearings - Check for free rotation and any
noticeable damage.
Figure 28
D. Dowel Pins - Check the dowel pin on the motor
side and the pump side of the center section for wear
and damage.
Groundsmaster® 300 Series
Page 5 - 37
Repairs
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Groundsmaster 300, Toro Groundsmaster 328 D, Toro Groundsmaster 92801SL |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. 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 Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(2 votes, average: 5 out of 5)
Lawn and Garden readers have rated Toro 92801SL Rev I Groundsmaster 300 Series Groundsmaster 328 D Service Manual 5.0 out of 5.0 based on 2 product reviews. Need 328D. Manual pdf. Will rate after finding manual
t has been a very reliable machine but getting parts is hard and not cheap to buy , generic parts has been cost effective and reliable , i am unable to get a wiring circut diagram for this unit as most problems are electrical problems