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13. Install nuts and washers on studs. Hand tighten all nuts.
It is important that nuts be tightened as
follows: First, hand tighten all nuts. Then tighten one
nut to a snug fit. Next, tighten the one opposite to a
snug fit. Proceed, tightening the others in opposite
pairs to a snug fit. Recheck all nuts in same opposite
patterns to be sure they are evenly tightened and you
have a good seal. DO NOT overtighten, as you may
twist the studs off the tank. With a torque wrench,
tighten to 85 inch pounds.
14. Tip tank upright and reassemble for operation.
15. Recharge tank with proper amount of air.
FOR 50 AND 85 GALLON TANKS
Be sure all air has been expelled from tank
before removing nuts.
1. Carefully lay tank on its side.
2. Remove nuts around cover plate.
3. Tap cover to break the seal and remove cover assembly
from tank. You can now see the vinyl bag.
4. Bag cannot be removed in one piece. Wherever con-
venient, grip bag with pliers and pull outward. At the
same time cut bag with sharp knife or single-edged
razor blade. Continue pulling and cutting until bag is
completely removed.
5. Clean and dry inside of tank.
6. Place bag on its side on dry clean surface.
7. Flatten bag and force air out.
8. Starting on one side, tightly roll bag to other side.
NOTICE: Before opening is rolled closed, force re-
maining air out.
9. Finish rolling bag.
10. As a aid for inserting bag in tank, sprinkle outside with
talcum powder.
11. With tank on its side, push tightly rolled bag into tank
opening.
NOTICE: Push bag in tank only the length of the rolled
bag.
12. Insert arm in bag and push sidewalls outward. It is NOT
important that all wrinkles be removed.
13. Clean flange ring and groove to tank.
NOTICE: Two people are required for the following
steps:
14. Holding the bag, stand tank open end up.
NOTICE: DO NOT damage air valve. It may be of help
to lean tank in corner.
15. Pull lip ring of bag through tank opening and place in
ring groove.
SERVICE HINTS
16. MAKE SURE it seats properly in groove.
17. Clean sealing surface of cover assembly and place on
studs.
18. Install nuts and washers on studs. Hand tighten all nuts.
NOTICE: It is important that nuts be tightened as fol-
lows: First, hand tighten all nuts. Then tighten one nut
to a snug fit. Next, tighten the one opposite to a snug
fit. Proceed, tightening the others in opposite pairs to
a snug fit. Recheck all nuts in same opposite patterns
to be sure they are evenly tightened and you have a
good seal. DO NOT overtighten, as you may twist the
studs off the tank. With a torque wrench, tighten to 85
inch pounds.
19. Tip tank upright and reassemble for operation.
20. Recharge tank with proper amount of air.
9
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