15
6.4 MAINTENANCE TIME AND ITEM CHART
Maintenance time
and item
Daily
Every
two
months
Every
four
months
Yearly
Every
two
years
Three
to five
years
Footnotes
space
Let vacuum pump
running for about 15
minutes with vacuum
lid open after work
finished X
Check the oil level
X
Check the sound of
motor
X
Oil come out from
exhaust cover or not
X
Bottom sealing bar
working normally or
not X
Clean exhaust filter
X
Change vacuum oil
X
Replace exhaust filter
X
Replace teflon tape
X
As request
Replace sealing
silicone rubber
X
As request
Replace lid gasket
rubber
X
As request
Replace pressure bag
X
As request
Replace vanes
X
Above mentioned maintenance time are base on 8 working hour per day.
Recommend oil : Grav. API 30.5
Pour Pt. -15
℃
Flash Pt. 225
℃
Viscosity 32.05 CST@40
℃
Color Light Yellow
V.I. 100
Summary of Contents for TC-420
Page 20: ...19 7 3 Electrical diagram 7 3 1PV 01standard 7 3 2 PV 02 standard ...
Page 21: ...20 ...
Page 22: ...21 ...
Page 24: ...23 ...
Page 26: ...25 Sealing Bar Standard DIagram ...
Page 28: ...27 Sealing Bar Cut off Optional Diagram ...
Page 30: ...29 ...
Page 32: ...31 Electrical Standard Diagram ...