TB 5-4220-200-12-1
(16) Place reserve gasket (34), and reserve O-Ring (35) on the threaded end of the reserve stem (33)
(17) Install reserve stem (33) inside the reserve elbow (30) so the threaded end is pointing upward. Insure
that the reserve stem is seated inside the grooved head of the pin and plunger (32).
(18) Place the reserve bonnet (37) on top of the reserve stem (33). Screw the reserve bonnet into the re-
serve elbow (30). With a 3/8 inch ratchet and a 1/2 inch deep well socket, tighten the reserve bonnet
securely.
(19) Place the reserve lever washer (36) on the reserve stem (33).
(20) Place the reserve lever (39) on the reserve stem (33). Insure that the notch inside the reserve lever
(39) is positioned to fit inside the cut away rim of the reserve elbow (30).
(21) Place the reserve lever spring (40) inside the reserve lever (39).
(22) Place the reserve lever nut (41) on the reserve lever spring (40).
(23) With the modified screwdriver (1/2 inch Flat Tip) apply pressure and tighten the reserve lever nut (41)
securely to the reserve stem (33). Remove the reserve elbow from the vise.
(24) Place the reserve elbow O-Ring (26) on the threaded end of the reserve elbow (30) that screws into
the tank.
(25) Place tank in the tank vise. Screw the reserve elbow (30) into the tank. and tighten hand tight. Remove
the tank from the tank vise.
(26) Position the center yoke (7) in a soft jaw vise so the On-Off control opening is pointing upward.
(27) Place the nipple and disc (10) inside the top opening of the center yoke (7). With a 5/16 inch screwdriv-
er turn the nipple and disc one complete turn.
(28) Place the bonnet (16) on a flat surface with the threaded end pointing upward.
(29) Insert the bonnet O-Ring (15), and bonnet back-up ring (14) into the bonnet (16). With tool 1588-13
insure that the bonnet back-up ring is seated on the internal lower ledge of the bonnet.
(39) Install the main stem gasket (12) and main stem O-Ring (13) on the threaded end of the main stem
(11).
(31) Place the main stem (11) into the center yoke (7) with the threaded end pointing upward. Insure that
the main stem seats inside the grooved head of the nipple and disc (10).
(32) Place the threaded end of the bonnet (16) on the center yoke (7), and tighten securely with a 3/4 inch
open end wrench.
(33) Place the On-Off handle washer (17) on the bonnet (16).
(34) Place the On-Off handle (18) on top of the On-Off handle washer (17), and seat on the squared sec-
tion of the main stem (11).
(35) Place the On-Off handle spring (19) inside the On-Off handle (18).
(36) Place the On-Off handle nut (20) on the On-Off handle spring (19). With a modified screwdriver (1/2
inch flat tip) tighten On-Off handle nut (20) securely.
(37) Remove the center yoke (7) from the vise.
(38) Position both tanks on a flat surface with the safety plug screws (1) and (27) pointing downward, and
the threaded ends of the elbows (5) and (30) pointing toward each other.
(39) With the center yoke output connector facing upward and the flat surface of the center yoke in line
with the flat surface of the elbow, screw the center yoke connector (6) on to the elbow (5).
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