PAGE 3 OF 6613100-X
INSTALLATION
(See Figure 1)
1. Attach the (E) pump bracket assembly to the lip of the drum and
tightenthe retaining screw or bolt the pump bracket assembly to the
wallusing the 3 holes provided in the back of the (E) pump bracket
assembly.
2. Attachthe ( H) suction tube assembly to the barbs on the bottom of
the pump assembly and tighten the (J) hose clamp.
NOTE:Soak (K) tube in hot water for ease of installation over barbs.
3. Placethe (H) suction tube assembly and the lower pump assembly
throughthe 2” NPT bung in the pump mounting bracket. Thread the
lowerpump assembly into the pump mounting bracket, align the ma-
terialoutlet in the direction the (F) material hose should go, and tight-
enthe (8) lower lock nut. (See Figure 4). Loosen (1) upper lock nut,
(Figure4), and turn the air inlet of the 65444-B air motor in the direc-
tion desired and retighten the (1) upper lock nut.
4. Attach the (A) nipple and (B) airline lubricator.
5. Attachthe ( F) hose assembly to the 3/8 NPT thread in the material
outlet of the pump.
6. Attachthe (F) hose assembly to the 3/8 NPT thread in the (G) control
handle assembly.
7. Attachthe 1/4 NPT thread of the (N) bent pipe assembly to the outlet
of the (G) control handle assembly.
CAUTION: DO NOT CONNECT THE AIR ATTHIS TIME.
NOTE: Apply a thread sealer or PTFE tape to all pipe threads.
PUMP SERVICE PROCEDURESPUMP DISASSEMBLY
Todisassemble the lower pump assembly from the 65444-B air motor
assembly:
1. Clamp the air motor assembly in a vise as shown in Figure 2.
2. Looses the 90606 lock nut.
3. Place strap wrench around the 76048 spacer tube and remove by
turning counter clockwise. If the strap wrench slips on the 76048
spacer tube, wrap a piece of 400 sand paper around the 76048
spacer tube and under the strap wrench. (NOTE: Pipe wrench will
damage the finish of the tube).
4. Afterthe 76048 spacer tube has been unscrewed from the 65444 air
motor assembly,pull the lower pump assembly down until the (3)
plunger is exposed.
5. Placea 1-3/16 open end wrench or an adjustable wrench on the flats
ofthe (3) plunger and a 1-1/8 wrench on t he 90609 retaining screw
as shown in Figure 3.
CAUTION: Extreme caution should be used when disassembling
the (3) plunger to prevent scoring the plunger. Do not use a pipe
wrench or pliers on the plunger.
6. Set the lower pump end aside.
7. Remove the 76748 gasket from the 65444-B air motor assembly.
PUMP REASSEMBLY
1. Insert the 76748 gasket into the air motor base.
2. Cleanthreads, apply Loctite #242 to the threads of the 90609 retain-
ingscrew and screw them securely into the (3) plunger. See Figure
3.
3. ApplyPTFE tape or Parker Ferulube to the threads on the (2) spacer
tubeand screw it into the 65775 air motor base and insert assembly.
4. Tighten the (1) lock nut.
SPECIAL TOOLS AVAILABLE
•21946Tused to install 76947 Packing Screw in 641529 and 641523
Control Handles.
•90350 Inserting Tool.Allows a positive seating to guide Ring and
Adapter in Air Motor.
•640081-B Aro Strap Wrench.
•38237 Spanner Wrench. Tightens Seat in Lower WashPump.
•37437-1 Loctite 271 Liquid Lock.
FIGURE 2
LARGE BOSS
90606 LOCKNUT
76048
SPACERTUBE
FIGURE 3
76748 GASKET
90595 ROD
65775 AIR MOTORBASE
& INSERTASS’Y
APPLY
LOCTITE #242
90609 RETAININGSCREW
90608 SHOULDER NUT
(3) PLUNGER
(1) LOCK NUT
(2) SPACERTUBE