InstroTek
21
5. While holding a pint container under the drain, open the
drain valve. (The first time this is done you may have to
cut off the shipping tie.)
6. Close the valve after draining and use a funnel to refill
the pump to 2/3 to 3/4 full by viewing the level in the
pump view window. Replace the fill cap. Do not over
tighten the fill cap.
7. Once the oil has been changed, go to Menu option 8
and reset the time for the next oil change.
Caution: Please dispose of the oil in a responsible manner.
Always discard the oil at certified disposal facilities.
Caution: Carefully remove any spilled oil from the floor to avoid
accidents.
Only use high-quality synthetic vacuum oil. Vacuum pump oil
can be obtained by calling InstroTek at 919-875-8371 or fax 919-
875-8328. The InstroTek part number is 419.0005.
Pump Filter Change- Necessary if vacuum does not reach 6
mmHg with tank empty or every 12 months.
Changing Pump Filter - Busch Pump (Replacement part number
977.1006 for Serial Numbers with B in them and 977.1005 for
KB/RA in the serial numbers)
Drain
Valve
Fill oil to
this line on
sight
window
Sight
Window