Servicing The Pump Assembly 0533908 • 975 - Titan PowrCoat 730 Operating Manual

Servicing
8.4 Servicing the Fluid Pump Assembly P/N 0533908
4
19
18
22
3
5
21
2
1
6
16
15
14
GB
Technical Data
0533975C
Displacement Rod Area
0533975W
Stroke Length
Displacement Volume /
Stroke
Displacement Volume / 40
Cycles / 80 Strokes
Motor Selection
Motor Pump Ratio
17
Attention
13
The fluid pump assembly should receive a routine servicing
after approximately 1000 hours of use or earlier if there is
excessive leakage from the top packing, or if pump strokes
become faster on one stroke or another. The use of Titan
Piston Lube Part # 314-480 is recommended as an upper
packing lubricant. DO NOT SUBSTITUTE oil, water or solvent for
an upper packing lubricant.
Disassembly Procedure
1. Test pump before disassembly. Follow test procedure in
12
Troubleshooting Guide - Fluid Section.
2. Loosen the four screws that secure the shield assembly
to the plate. Loosen the two screws that secure the two
halves of the shield together and remove the shield.
3. Remove siphon hose assembly. Remove stanchion nuts
(1) and washers (2).
8
4. Hold the air motor piston rod (3) at the wrench flats and
unthread coupling nut (4) to separate pump from motor.
9
10
Attention
5. Secure pump block (21) in vise and remove cylinder (12)
9 with foot valve (7) intact.
6. Remove cylinder gasket (22), packing spring (18) and
packing set (19).
11
7. Place piston seat (13) in a vise and use a wrench on the
flats to remove the displacement rod (6) from the piston
seat (13) (from #10, 155-559).
8. Remove lower packing set (14), spring (15), spring
retainer (16) and ball (17) (from #11, 185-551).
7
9. Remove ball stop (10), both cylinder gaskets (9) and foot
valve ball (11). Remove cylinder O-ring (8) from cylinder
(12).
24
2.08 in2 (13.42 cm2)
4 in. (10.2 cm)
8.38 in3 (137.32 cm3); 0.137
liter
670 in3; (10979 cm3) 2.9 gal
(11 liter)
900 Series
75:1 (975)
use of non-Titan manufactured service parts
may void warranty.
Never use a pipe wrench, pliers, etc. on the
chrome part of hydraulic, air or fluid section
rod.
PowrCoat