__________________________________________________Chapter 4 – Smoke Control Section, Page 4-43
Wash System – Troubleshooting (Cont.)
Detergent Pump – Cont
.
7)
Replace Foot Valve and test.
8)
If the Foot Valve does not operate properly after cleaning replace with a new one.
2.
Pump Head (Refer to Figure 4-41-1 and Figure 4-42-1)
a)
Remove, check and the clean the Pump Head as follows:
1)
Disconnect the vinyl tubing coming into the bottom of the head.
2)
Disconnect the copper tubing coming out the right top of the head
3)
Remove the four mounting screws (Figure 4-45-1, Pc. 5) and remove the head from the Pump
Head Base.
Figure 4-43-1
Foot Valve
Figure 4-43-2
Foot Valve
Exploded View
