Disassembly of Reel Control Valve Assembly
5. Inspect seats in body for wear.
1.
2.
3.
4.
5.
6.
Plug all outlets and thoroughly clean outside of valve.
Remove plug (4) and O−ring (3).
Reassembly of Reel Control Valve Assembly
1. Thoroughly clean and dry all parts. Metal parts should
be lightly oiled prior to assembly.
Remove relief valve components (8, 7, 6, & 5).
Remove screws (22) and lock washers (23).
Remove detent block (25).
NOTE: All O−rings and back−up washers should be re-
placed as new parts.
2.
Position O−rings (5, 32, & 33) in body bore.
Remove detent plug (9), spring (10), and pawls (11)
3.
Install O−rings and back−up washers on relief valve
from detent block (25).
and plugs.
7.
Remove screw spool (26).
4.
Install plug (4).
8.
Remove shallow washer (27), wire washer (28),
5.
Install O−ring (32), washer (31), deep washer (30),
spring (29), deep washer (30), washer (31), and O−ring
(32).
spring (29), wire washer (28), and shallow washer (27)
into proper position in body casting.
9.
Remove spool (1).
6.
(26)
Insert spool (1) into body bore and screw spool screw
into spool.
10.
Remove all O−rings and back−up washers from all
plugs, relief valves, and body bore.
7.
Install spring (10), pawls (11), spring (10) and detent
plug (9) into detent block (25).
11.
Thoroughly clean all parts.
8.
cure to valve body (2) with lock washers (23) and cap
screws (22).
Slip detent block (25) over spool screw (26) and se-
Inspection of Reel Control Valve Assembly
1.
2.
Remove nicks and burrs from all parts.
9.
Install relief valve (8).
Inspect spool and body bore for excessive wear.
10.
Run operational check.
NOTE: If internal leakage with the spools in spring−
centered position has been experienced, wear is indi-
cated between the spool and body bore. This can be
corrected by replacing the spool and body as an as-
sembly. Spools or bodies cannot be serviced separately.
3.
Inspect relief valve.
NOTE: The pilot−operated cartridge−type relief valve is
not adjustable and is pre−set at the factory. However, to
ensure cleanliness in the system; snap ring, washer,
and screens may be removed, cleaned with air, and re-
placed.
4.
Inspection of O−rings and back−up washers is not ne-
cessary. It is recommended that these be replaced as
new parts.
Reelmaster 4000−D
Page 4 − 65
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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| Tags | Toro 4000 D, Toro 98958SL |
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| Language | English |
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