Carlisle BINKS MX44046 Series, Инструкция по эксплуатации

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Page 13 of 16 77-3290 R1.5
Fault Finding
Symptom Possible Cause Remedy
Motor will not run a. No Air supply
b. Air piston seal worn.
c. Pilot valve assemblies
inoperable.
d. Main air valve inoperable
e. QE valve defective
a. Check air and fluid supply ball valves and
supply hoses.
b. Replace Piston seal
c. Switch/interchange pilot valves to isolate
faulty pilot valve and clean/replace.
d. Check clean/replace Air valve.
e. Check for constant exhaust air when pump
is not in a stalled condition. Check/replace
QE cups
Pump runs but has
excessive pulsation a. Worn piston seals.
b. Worn/failed shaft seals.
c. Damaged Exhaust Valve
d. Damaged Pilot Valve
e.
Air exhaust restricted.
a. Replace seal
b. Replace shaft bearing / seal housing.
c. Inspect / clean and replace as required
d. Inspect / clean and replace as required
e. Inspect / clean and replace as required
Leak from rod seal
packings
Gland nut not tightened after
initial bedding in period.
a. Stop the pump
b. Close inlet & outlet ball valves
c. Relieve all material pressure
d. Clean all material from solvent cup
e.
Tighten the gland nut to 120Nm using
Torque C Spanner Adapter (502893)
f. Refill solvent cup with the correct lubricant
for the material being pumped
g. Open inlet & outlet ball valves and restart
pump
h. Inspect pump for correct operation
i. Record data in back of manual
Seals worn / require
adjustment.
Damage to packing material If leak from rod seal persists after tightening
replace the packing set.
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