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Kirby Morgan 37 & 57
Adapter Wiper O-ring Spring
Seat
O-ring
O-ring Poppet
Body
Correct assembly order of the one way valve.
poppet and the poppet
The only functional part remaining in the valve body is a
3)Inspect the body interior for foreign matter of any type and clean, if necessary. Clean in accordance with the cleaning instructions in Chapter 6. If corrosion is present, clean using the acidic solution as outlined in Chapter 6.
4)Inspect the seat, wiper,
5)Be careful to wipe the poppet and poppet
6)Replace the spring.
7.2.2Reassembly of the One Way Valve
1)Slide the new
2)Insert the new spring into the valve body, followed by the poppet.
3)Next, install the new
seat. Thread the seat into the valve body.
4)Tighten the seat to 150 inch lbs. (17 Newton me- ters) with a torque wrench while holding the body in a soft jaw vice or wrench.
5)If the adapter has been removed, it must be cleaned and wrapped with Teflon tape.
WARNING
Do not allow any Teflon tape to cover the end of the adapter, or to enter the one- way valve. Loose pieces of Teflon tape can interfere with the performance of the
6)Test the operation of the valve.
7)Place the new
Tighten to 150 inch lbs. (17 Newton Meters) with a torque wrench.
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