Ohio Medical Corporation, 1111 Lakeside Drive, Gurnee, Il 60031-4099 (800)662-5822—Fax: (847) 855-6218
www.ohiomedical.com —– 550107 (Rev.5) 08/2005
8
2. Discard
all
tubing
3.
Open the regulator by removing the two screws on the cap, using a phillips screwdriver.
4.
Disassemble black cartridge from unit by unscrewing it from the brass adjustment screw and
cap sub-assembly and remove two o-rings.
5.
Clean the body, adjusting screw and cap, fittings and O-rings in a mild soap solution or isopro-
pyl alcohol and dry all parts completely. Do not wash black cartridge.
6.
Apply a light coating of a silicone based lubricant (i.e.: Dow Corning 111) to the O-rings and
reassemble back onto the black cartridge.
7.
Reassemble the vacuum regulator and remount the regulator in the Moblvac
®
III-cs.
8.
Attach new vacuum tubing.
PUMP REPLACEMENT
1.
Disconnect the three (3) pump wires from the PCB and two (2) wires from the capacitor.
2.
Disconnect the tubing from the fittings on the pump.
3.
If necessary, loosen the mounting bracket for the capacitor and remove the capacitor.
4.
Using an 11/32” nut driver, remove the four (4) nuts from the base of the pump. Remove
pump.
5.
To mount replacement pump, insert the pump onto the four (4) vibration bumper posts and se-
cure the pump in place.
6.
Connect the pump wires to the PCB and the capacitor.
7.
Reconnect all tubing.
8.
Proceed to PERFORMANCE TEST & ADJUSTMENTS on page 9.
PUMP CLEANING
NOTE:
The heart of the Moblvac
®
III-cs is a rotary carbon vane pump. It is NOT recommended that
the pump be disassembled for routine cleaning. However, if performance has been affected by the
pump becoming contaminated with aspirant, or if an overflow problem has occurred, the following
