Instruction Manual
Page 10 of 12
Issue: 1.0
N:\Engineering\Manuals\MX PUMPS\FX200\Pump Fluid Section FX200 R1.0.docx
Fault Finding
Problem
Cause
Action
Leak from rod seal
packings
Seal wear or damage to
packing material
Stop the pump and relieve all material
pressure. Tighten the packing nut until
the resistance of the packings clamping
the shaft can be felt. Do not over-tighten.
Ensure solvent cup has the correct
lubricant for the material being pumped
present at all times.
Damaged rod
Replace
Low material flowrate,
pump running fast or
will not stall (stalling - 1
stroke should not occur
in less than 30
seconds)
Contaminates trapped
between ball and seat
Strip and clean pump.
Check for damage
Worn or damaged balls/seats
Check for wear; replace balls and / or
seats.
Worn bottom rod seals
Replace
Air entering system
Loose joint on suction side
Check and reseal fittings
Spare Parts Kit - 250699
Fluid Section Seal Kit
ITEM
PART No
DESCRIPTION
QTY
REMARKS
3
162770
O-RING
1
4
162771
O-RING
2
5
162772
O-RING
1
6
162773
O-RING
1
7
162800
O-RING
1
8
162839
O-RING
1
9
162840
SHAFT BEARING
1
10
162841
LIP SEAL
2
41
192937
UPPER CHEVRON – UHMWPE
4
BLACK
43
193304
UPPER CHEVRON – PTFE
4
WHITE
47
193984
LOWER CHEVRON – UHMWPE
4
BLACK
48
193985
LOWER CHEVRON – PTFE
4
WHITE
