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Removal (Fig. 18)
IMPORTANT: Make sure to remove and neutralize
chemicals from tank and other components before
disassembly. Wear protective clothing, chemical re
-
sistant gloves, and eye protection during repair.
1. Park machine on a level surface, stop engine, en-
gage parking brake, and remove key from the ignition
switch.
2. Drain spray tank (see Operator’s Manual).
3. Label disconnected hoses for proper installation af-
ter repairs are completed.
4. Remove pressure relief valve from spray tank using
Figure 18 and 19 as guides. Discard all removed o–rings
and gaskets.
5. Disassemble pressure relief valve using Figure 20
as a guide.
Assembly (Fig. 18)
NOTE: Coat all o–rings with vegetable oil before instal-
lation to reduce the chance of damage during assembly.
1. Assemble and install pressure relief valve using Fig-
ure 18, 19 and 20 as guides. Replace all removed o–
rings and gaskets.
2. Check spray system for leaks.
1
2
3
Figure 19
1. Hose to pressure relief 3. Control supply hose
2. Hose from spray pump
5
3
2
4
1
Figure 20
1. Nut 4. Cone
2. Seat 5. Relief valve housing
3. Spring
Spray
System
Workman 200 Spray System
Page 3 – 21
Spray System