Toro 30280 - Hydraulic System Maintenance; Servicing the Hydraulic; System

Figure 63
1. Hydraulic pumps 5. Clutch wire connector
2. Idler pulley 6. Pivot bolt
3. Clutch retainer 7. Drive pulley
4. Tension spring
8. Pump drive belt
7. Unhook the idler spring from the frame
( Figure 63 ).
8. Install the new belt around clutc h and the tw o
dri v e pulleys .
9. Install the idler spring betw een idler ar m and
frame brac k et ( Figure 63 ).
10. Install the clutc h retainer to the engine dec k
( Figure 63 ).
11. Connect the clutc h wire connector to the wire
har ness .
12. Install the PTO dri v e belt.
Hydraulic System
Maintenance
Servicing the Hydraulic
System
Checking the Hydraulic Fluid
Chec k the h y draulic fluid lev el as follo ws:
• Chec k the h y draulic fluid lev el before engine
is first star ted.
• Chec k the h y draulic fluid lev el after first 8
operating hours .
• Chec k the h y draulic fluid lev el after ev er y 25
operating hours .
Fluid T ype: Mobil 1 15W -50 synthetic motor oil or
equi v alent synthetic oil.
Important: Use oil specified or equi v alent.
Other fluids could cause system dama ge.
Hy draulic System Oil Capacity: 67 oz. (2.0 l)
Note: T here are tw o w a ys of c hec king the
h y draulic oil. One is when the oil is w ar m and one
is when the oil is cold. T he baffle inside the tank
has tw o lev els de pending if the oil is w ar m or cold.
1. P osition mac hine on a lev el surface .
2. Diseng ag e the po w er tak e off (PTO) and shut
off the engine .
3. W ait for all mo ving par ts to stop before lea ving
the operating position and then set the parking
brak e .
4. Clean area around cap and filler nec k of
h y draulic tank ( Figure 64 ).
Figure 64
1. Cap
3. Cold uid level-full
2. Bafe 4. Hot uid level-full
5. R emo v e cap from filler nec k. Look inside
to c hec k the fluid lev el in the reser v oir .
( Figure 64 ).
6. Add fluid to the reser v oir until it reac hes the
cold lev el of the baffle .
7. R un the mac hine at lo w idle for 15 min utes to
allo w any air to purg e out of the system and
w ar m fluid. R efer to Star ting and Stopping the
Engine .
8. R ec hec k the fluid lev el while the fluid is w ar m.
If required, add fluid to the reser v oir until it
reac hes the hot lev el of the baffle .
Note: T he fluid lev el should be to the top
of the hot lev el of the baffle , when the fluid is
w ar m ( Figure 64 ).
9. Install cap on filler nec k.
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