User Manual
Lubrigun Pumps 50:1
7.3A-38010-C05
Page 18 of 22
Subject to change
LINCOLN GmbH & Co. KG
∗
Postfach 1263
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D-69183 Walldorf
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Fax + (49) 6227 33259 ∗ Tel + (49) 6227 330
Repair
Replace seals.
Clean and inspect parts.
Visually inspect the surface of all valves, check balls,
cylinder, piston as well as plungers in particular!
Replace all parts that appear to be damaged or worn.
Generally replace all gaskets, O-rings and packings
after disassembly.
Replace damaged and worn parts. It is recommended
to replace all wear parts on complete overhaul of the
pump.
Use all parts / soft parts contained in Repair Kits.
Refer to service parts list for Kits and other replacement
parts..
Assembly
To re-assemble pump, reverse disassembly procedure.
Refer to notes on service parts drawing,
regarding torque specifications of fasteners
regarding use of fluid gasket eliminator
Before assembly/re-assembly, all parts must be clean,
especially Air Valve Casting (4).
Note:
− Use new seals when reassembling.
− Lubricate soft part seals and mechanically stressed
parts when reassembling.
− Start all fasteners by hand to avoid stripping threads
when reassembling.
− Do not damage seals. Check if correctly seated
before fastening components.
Thread Piston Rod (11) through gland packings when
assembling pump.
Thread Trip Rod Packing (24) over the threaded section
of the Trip Rod (16).
Insert Slide Valve Gasket (64) with plane side in air
valve casting; the other side being convex at the
passage holes must show to the Valve Plate.
When replacing the gasket be sure to use one of the
same thickness as that being replaced!
− Before tightening the four hex. Socket Screws (70),
align Valve Gasket (64), Valve Plate and Air Valve
Casting by placing a rod through the center hole.
− Lubricate air valve mechanism in the Air Valve
Casting!
⇒ Refer to illustration & instructions in section 6.
2.
− Test pump after re-assembly is completed, before
releasing pump for normal operation!
For instructions regarding taking pump in operation and
pump priming
⇒ Refer to section 5 of the manual.
Heed warnings and safety instructions.
Lubrigun Pumps No. 82050, No. 82054, No. 83513, No. 82050-E575, Ser. J
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