Titan SPEEFLO Commander 741-440 Owner's Manual page 19

140-556 Fluid Pump Service Information
IMPORTaNT: use of non-Titan manufactured service parts
may void warranty.
The 140 Series Pump should receive a routine servicing after
approximately 1200 hours of use. A 140-052 Minor Pump Kit
should be installed at this time. It is recommended that the
piston ball (12) and foot valve ball (16) be replaced with each
replacement of the packings. The optional Teflon packings could
shorten the overall life of the displacement rod (8) and/or cylinder
(6).
Disassembly Procedure
1. Remove siphon hose assembly.
2. Hold piston rod of air motor with wrench and unthread
coupling nut (26).
3. Remove stanchion nuts. Remove pump assembly from air
motor. Take care not to lose nuts.
4. Secure pump block (1) in vise and remove cylinder (6)
with foot valve (17) intact.
5. Remove cylinder gasket (5), packing spring (4) and
packing set (3).
6. Secure piston set (13) in vise and unthread displacement
rod (8). Remove piston ball (12), packing set (11), lower
packing spring (10) and spring retainer (9).
7. Secure foot valve (17) in vise and unthread cylinder (6).
8. Remove ball stop (15), both cylinder gaskets (14) and foot
valve ball (16). Remove cylinder O-ring (7) from cylinder
(6).
Reassembly Procedure
1. Install new cylinder O-ring (7) into O-ring groove of
cylinder (6).
2. Place new foot valve ball (16) in foot valve (17) and install
ball stop (15) between the two new cylinder gaskets (14).
3. Connect foot valve (17) to cylinder (6).
4. Place new packing set (11) over piston seat (13).
IMPORTaNT: Peak of "v" packings must point down
towards foot valve (17).
5. Insert new packing set (3) into pump block (1).
IMPORTaNT: Peak of "v" packings must point up towards
the air motor.
6. Insert displacement rod (8) through pump block (1) holding
packings (3) in place with fingers.
7. Place packing spring (4) and new cylinder gaskt (5) over
displacement rod (8) and up into the lower cavity of pump
block (1).
8. Place spring retainer (9) over lower end of displacement
rod (8) and packing spring (10) over spring retainer (9).
Place new piston ball (12) onto piston seat (13) and
connect piston seat (13) to displacement rod (8).
9. Insert cylinder (6) over packings and connect to pump
block (1).
IMPORTaNT: cylinder gasket (5) and packing spring (4)
must be in plae before connecting cylinder to pump block.
10. Attach pump assembly to stanchion (21 or 25), inserting
stanchion washers on both sides of pump block (1).
Attach and tigthen stanchion nuts (19 or 24) with wrench.
11. Connect coupling nut (26) to piston rod of air motor or
hydraulic motor.
12. Attach siphon assembly.
© Titan Tool Inc. All rights reserved.
Service Kits
140-052 Pump service kit, minor
ITEM PaRT
DEScRIPTION
NO. NO.
3 138-053 Packing set, upper
5 138-028 Gasket
7 140-009 O-ring
11 138-154 Packing set, lower
12 138-225 Ball
14 138-031 Gasket
16 138-340 Ball
140-501 Pump service kit, major
ITEM PaRT
DEScRIPTION
NO. NO.
140-052 Service kit, minor
6 140-922 Cylinder
8 138-917 Rod, displacement
19
QTy.
1
1
1
1
1
2
1
QTy.
1
1
1