Toro 41188, Service Manual

Page: 199 / 353

Multi Pro 1750 Page 6 − 25 Spray System
Removal (Fig. 12)
IMPORTANT: Make sure to remove and neutralize
chemicals from spray components before removing
the spray control manifold assembly. Wear protec-
tive clothing, chemical resistant gloves and eye
protection during repair.
1. Park machine on a level surface, stop spray pump,
stop engine and engage parking brake. Remove key
from ignition switch.
2. Label all spray control manifold assembly hoses for
proper installation. Disconnect hoses from spray control
manifold.
3. Label all spray control manifold wire harness leads
for proper installation. Disconnect wire harness connec-
tors from spray control manifold.
4. Support spray control manifold assembly and re-
move four (4) flange nuts (item 3) and flange head
screws that secure manifold assembly to mounting
plate. Remove two (2) flange nuts (item 5) and hex head
screws that secure the pressure filter to the mounting
plate. Remove spray control manifold assembly from
machine.
5. Disassemble spray control manifold as needed. Dis-
card any removed O−rings and gaskets.
NOTE: See Valve Service (Serial Number Above
315000000) and Bypass Valve Service (Serial Number
Above 315000000) in this chapter for disassembly and
assembly information of the valves and valve actuators.
Installation (Fig. 12)
NOTE: Replace, do not reuse gaskets and O−rings.
Coat O−rings and gaskets with vegetable oil before
installation to reduce damage during assembly.
1. Assemble spray control manifold.
2. Secure spray control manifold assembly with four (4)
flange nuts (item 3) and flange head screws, and two (2)
flange nuts (item 5) and hex head screws.
3. Using labels placed during removal, install hoses to
manifold assembly.
4. Using labels placed during removal, install wire har-
ness connectors to manifold assembly.
5. Operate spray system and check for leaks. Repair all
leaks before returning the sprayer to service.
Spray
System