How To Remove Contamination - Milnor 36021 Maintenance Manual

Routine Maintenance
Table 6. Mechanisms and Settings
Mark
Do this each
1 2 3 4 5 6
x 2400 hours
x
200 hours
x
200 hours
x
200 hours
3.1.2

How To Remove Contamination

Table 7. Contamination Types, Cleaning Agents, and Procedures
Material or
Usual
Component
Contamination
machine housing dust, dirt
fins and vents on dust
electrical
components
electric box dust
interior
electrical corrosion, varnish spade connector,
connections
electronic sensors dust
dirt
stainless steel chemical spill
300 series stain- chemical corro-
less steel sive attack
painted metal, dust, dirt, grease
unpainted
aluminum
rubber dirt, oil, grease
clear plastic, discoloration
acrylic (yellowing)
16
Component
controller circuitry
water pressure regulator
for optional supply
injector
water pressure regulator
for chemical flush
bath level sensor that uses
air pressure
BNUUUH01.R03 0000335794 A.5 A.26 A.2 2/18/21 10:13 AM Released
Example Cleaning Agent
—
compressed air or
shop vacuum
motors, inverters, shop vacuum, soft
braking resistors bristle brush, canned
air for electrical
components
all electric boxes
spray solvent for elec-
molex connector, trical components
plug-in relay
none
photoeye lens, re-
flector, laser, prox-
warm water with soap,
imity switch,
then water flush
temperature probe
water
shell, supply
injector
shell interior, pickling and
cylinder passivation
frame members warm water with soap,
then water to flush
drive belts, hoses warm water with soap,
then water to flush
compressed air fil- warm water with soap,
ter bowl, visual then water to flush,
flow meter then acrylic cleaner.
Do not use ammonia.
More Data
Examine wiring and connections in electrical boxes.
Look for corrosion, loose connections. See
3.1.2 , page 16
See Figure 11, page 25. Value: 28 PSI (193 kPa).
See Figure 13, page 26. Value: 28 PSI (193 kPa).
Examine the air tube and connections. See
page 26
Air—no more than 30 psi (207 kpa).
Do not push dust in mechanisms.
Do not push dust in mechanisms.
Disconnect then connect it again.
Use solvent if the bad connection
continues.
Use a clean, soft, dry cloth.
Use clean, soft cloths.
Use a hose to flush the chemical
supply from the surface fully. Do
not get water on electrical compo-
nents or mechanisms.
Speak to your dealer or Milnor. This
is not routine maintenance.
Use clean cloths. Do not get water
in electrical components.
Use clean cloths. Flush fully. Oil or
soap must not stay on drive belts.
Make sure that drive belts are
serviceable.
Use only the necessary cleaning
agents. Wash and rinse with clean,
soft cloths. Follow instructions on
acrylic cleaner.
Section
Figure 12,
More Data
Pellerin Milnor Corporation