Spring Cartridge Assembly - GE Becker VRP-SB-PID Series Instruction Manual

Spring Cartridge Assembly

(Figures 32-36)
Step 51: This step can be done in one of 2 different ways
depending on which model PID is assembled.
A. For a VRP-600-SB-PID (Figure 32), slide a –012 O-Ring (K)
onto the Bottom Piston (EEE). Orient the Diaphragm (R) as
shown in Figure 32. Insert the Inner Tube (CCC) into the
Spring Chamber (DDD). Clamp the assembly together by
threading a 1/2-20 SS Jam Nut (P) onto the Bottom Piston
(EEE) while holding it in a vise. Torque to 140-160 in.-lbs.
Move to Step 52.
CCC
HOLD
WITH
VISE
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P
DDD
CONVOLUTE
DOWN
R
HOLD
WITH
VISE
P
FFF
Figure 33
B. For a VRP-1000/1500-SB-PID (Figure 33-36), fasten the
Thread Extension (FFF) to the Inner Tube (CCC) using a
1/2-20 SS Jam Nut (P). Tighten the assembly by holding
the Thread Extension (FFF) in a vise while giving the
Jam Nut (P) torque. Place the assembly into the Spring
Chamber (FFF).
CCC
EEE
Figure 32
FFF
Becker VRP-SB-PID Series Natural Gas Controllers Instruction Manual | 40
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Figure 34