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b. Removal. ([Fig. 33].)

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(2) Removal procedure.

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(h) (Added). To remove check valve, unscrew check valve cap and check valve body, using wrenches.

c. Installation. (Figs. [33] and [39].)

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(7) (Added). To install check valve, apply thread compound lightly to threads of cheek valve body and screw into opening in pressure-tank valve. Tighten check valve body in position, using wrench. Screw check valve cap on check valve body and tighten with wrench.