Operating Instructions
Progressive Cavity Pump
Pin Joint Assembly
Dokument
document
Blatt
sheet
Datum
date
OM.PJT.02e
2 (3)
B / 27.01.97
•
Position of coupling rod bush (404)
correct
incorrect
pressed in centrically
pressed in eccentrically
result: joint fracture
Marking notches in (MK) in A-A axis
permissible rotation 1,5°
correct
incorrect
pressed into A-A axis
pressed in rotated
result: joint fracture
2.3
Plug-in Shaft (307) - Preparation for Joint
Assembly
Remove any burr, flaws or similar defects from the
plug-in shaft (307), then clean it.
3.
Joint - Re-assembly
CAUTION
To guarantee the proper function of the joints, it
is advisable to renew the coupling rod pins (402),
guide bushes (403) and coupling rod bushes (404)
all at the same time.
•
Joint head on rotor (600) and plug-in shaft (307)
- Press guide bushes (403) in by only 2/3 of their
length using tool (W4/see Point 9)
- Fill joint head with joint grease (098), see index for
special grease
- Slip on joint sleeve (401)
•
Coupling rod (400)
Slide holding bands (406/407).
Moisten inner surface of universal joint sleeve
(405) with joint grease (see index for special
grease) and slide it.
Push coupling rod (400) into joint head.
Push in coupling rod pin (402).
•
Guide bush (403)
Press in with tool (W5/see Point 9)
•
Retaining sleeve (401)
•
Securing of retaining sleeve
For drive shafts, plug-in shafts and rotors made
of unhardened materials such as St 70, AISI 304,
AISI 316, Hastelloy C, secure 2 x 180° offset
indents, with tool/centre punch (WK)
