Depressurization Valve (Ball Seat Applicator) Repair Procedure; Replacing Wipers - Graco Uni-Drum Instructions Manual

Ram Assembly Service
Switch Replacement
8. Install the new limit switch (305) on the limit bracket
(306) using the three cap screws (302), lock
washers (303), and plain washers (304). See F
26.
9. Reconnect the wiring (301) for the limit switch at its
power source. For reference, use the wiring
diagram shown in F
10. Make sure that the limit switch roller is positioned in
the same location per the measurement in step 6.
See F . 26.
IG
11. Reinstall the cover on the Junction Box Panel (H).
12. Reapply power to the Junction Box Panel (H).
13. Perform the Daily System Startup procedure
provided by the integrator at the applicable Supply
Unit (LH or RH).
14. Verify that the limit switch operates correctly.
15. Return the system to previous operation settings.
Depressurization Valve (Ball
Seat Applicator) Repair
Procedure
Refer to instruction manual 3A1792 for the ball seat
applicator (V1M350) service procedures and parts
information.
Servicing the Pumps
When the Pumps and air motors require service, refer to
the applicable instruction manual, listed below, for
detailed information.
Manual Description
308147 Carbon Steel Dura-Flo™
Pump 1800 with XL
10000™ Air Motor
Stainless Steel Dura-Flo™
308148
Pump 1800 with XL 10000™
Air Motor
308213 XL 10000™ Air Motor
48
. 26.
IG
P/N
237555
241957
24X856

Replacing Wipers

.
IG
1. Perform the Fluid Pressure Relief Procedure on
page 34.
2. To replace worn or damaged wipers (412), raise the
Follower Plate (D) up out of the drum. Remove the
drum from the base. Wipe the fluid off the Follower
Plate (D).
Use a long-handled flat-bladed ice scraper if it is
necessary to scrape the bottom of the Follower
Plate (D). To avoid serious injury, do not put your
hands between the plate and the drum.
3. Separate the wiper joint (WJ) and bend back the
strapping (413a) covering the clamp setscrew
(413c). See Detail A of F
setscrew, pull the end of the strapping through the
clamp (413b) and remove the wiper.
4. Slide the strapping (413a) through the new wiper
(412). Slide the clamp (413b) onto the new
strapping and bend the strapping back
approximately 3 in. (76 mm). Insert the strapping
through the clamp a second time. See Detail B of
F . 27.
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5. Install the wipers on the Follower Plate (D). Position
the wipers so that the wiper joints (WJ) are 180°
apart.
NOTE: You will need the special banding tool (BT)
shown in Detail C of F
Order Part No. 168092 Banding Tool.
6. Grip the strapping (413a) with the bonding tool (BT)
as shown. With your thumb on the gripper lever
(GL), turn the tool handle (TH) clockwise to apply
tension.
NOTE: Be careful not to pull the cutting handle (CH)
until you are ready to cut the strapping in step 8.
7. Continue turning the tool handle until you see the
strapping stop moving through the clamp (413b).
Stop turning the handle.
. 27. Loosen the
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. 27 to tighten the strapping.
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309028ZAT