Toro Multi Pro 1750 Service Manual page 217

IMPORTANT: Make sure to remove and neutralize
chemicals from tank and spray components before
disassembly. Wear protective clothing, chemical re-
sistant gloves and eye protection during repair.
NOTE: If suction tube in tank develops an air (vacuum)
leak, spray performance will diminish when tank level
reaches the leak point.
Removal (Fig. 28)
1. Park machine on a level surface, stop spray pump,
stop engine and engage parking brake. Remove key
from ignition switch.
2. Label hoses to for proper installation. Remove hoses
from tee coupling on top of suction tube assembly.
3. Remove fork (item 17) and filter adapter (item 12)
from tank.
4. Remove vane screen and suction strainer from filter
body.
5. Raise tank lid and remove filter basket to gain access
to suction tube inside spray tank.
6. Remove filter bulkhead nut (item 22) and lift suction
tube assembly from spray tank. Discard all removed O−
rings and gaskets.
7. Measure and record the length of suction tube prior
to disassembly (Fig. 29). Disassemble suction tube suc-
tion filter assembly as needed.
Multi Pro 1750
MEASURE AND RECORD LENGTH
Installation (Fig. 28)
NOTE: Replace all removed O−rings and gaskets.
Coat all O−rings and gaskets with vegetable oil before
installation to reduce the chance of damage during as-
sembly.
1. Assemble suction tube. Make sure that assembled
suction tube length is the same as the length recorder
during disassembly (Fig. 29).
2. Guide suction tube assembly into spray tank and in-
stall filter bulkhead nut. The bottom of the suction foot
should be less than 1/2 inch (12.7 mm) from floor of
spray tank after assembly. Loosen hose clamp (item 23)
and adjust suction tube if necessary.
3. Install filter basket and close tank lid.
4. Install suction strainer and vane screen.
5. Install filter adapter (item 12) and fork (item 17).
6. Using labels placed during disassembly, secure re-
moved hoses to tee coupling on top of suction tube as-
sembly.
7. Check spray tank for leaks. Repair all leaks before
returning the sprayer to service.
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Figure 29
Spray System