175-Ch Chamber Assemblies (Cont.) - GE Becker VRP-B-CH Series Instruction Manual

Figure 12: Bolting the spring chamber
1000/1500 Spring Chamber Assembly
Fasten the bottom spacer assembly to the top body assembly (L)
using six (6) fiberglass washers (N) and six (6) 1/4-20 x 3-inch SHCS
(O). Bolt the spring chamber (H) into the bottom spacer (K) using six
(6) fiberglass washers (N) and six (6) 1/4-20 x 1 1 / 2 -inch SHCS (P).
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Figure 13: Thrust bearing assembly
Bearing Case Assembly
For 1500-CH: Press fit the thrust bearing (A) into the bearing case
(B).
For all other CH models, press fit the thrust bearing (A) into the
bearing case (C).
Figure 14: Adding aluminum bearing nut
Bearing Nut Assembly (All Models)
Slide a –108 O-ring (D) onto the adjusting screw (E) (as shown in
Figure 14). Slide the bearing case assembly onto the adjusting
screw (E). Thread the aluminum bearing nut (G) onto the screw
(E) from the bottom. Leave some room below the bearing nut (G).
Thread 1/2-20 SS left-hand jam nut (F) onto the screw (E). The jam
nut (F) and bearing nut (G) should be tightened against each other
as shown in Figure 15.
Becker VRP-B-CH Series Valve Regulator Pilot Instruction Manual | 26
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