- 16 -
NC-TWS30
2.23. Valve A, Seal ring, spring B assembly
1. Assemble Seal ring on Valve A, then assemble Spring B.
2. Set 4 legs of Valve A of Pump comp. as picture below.
Operating point
Flat side of Sealing should reach to base of Valve A.
Fig. 24
Valve A
Seal ring
Spring B
Leg
Hole
• Picture when remove Spring B. to make
more understand how to set Valve A.
2.24. How to Check Pump comp.
Use finger to block
1
position, and push tightly to prevent air leak from Lid. (If there is some rebound on Pump
comp., it means O.K.)
Operating point
- If do not set Packing lid well it may not withstand pushing reaction (Packing lid should not be open).
- Assemble Pump comp. to Lid after check air leak.
Fig. 25
Lid packing
Valve A
Push
