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
7
To access the internal components of the Moblvac
®
III-cs, remove the two (2) Phillips head screws lo-
cated in the rear of the unit near the back assembly. Tilt the cover forward.
REVENTATIVE MAINTENANCE
Preventative maintenance is recommended every six months. It is up to the user’s discretion to clean
the unit more often after frequent use or to lengthen the schedule if use is infrequent.
A Preventative Maintenance Kit is available which contains all necessary items and instructions for
performing the preventative maintenance procedure.
VACUUM REGULATOR REPLACEMENT
1.
Tilt the shroud assembly forward off of the Moblvac
®
III-cs base (make note of the orientation
of all tubing and the regulator body).
2.
Disconnect all three (3) tubing connections from the regulator body.
3.
Use a small flathead screwdriver to loosen the set screw on the vacuum regulator knob. Un-
screw and remove the vacuum regulator knob from the control panel.
4.
Remove the outside locknut that secures the regulator to the control panel. The regulator can
now be removed. (Please note: the depth of the inside locknut on the shaft of the regulator
body. This determines the height of the regulator body in the control panel).
5.
To mount the new regulator, first remove the knob from the body by loosening the set screw on
the vacuum regulator knob (Use a flathead screwdriver).
6.
Mount the new regulator body to the control panel making sure the fittings are in the same ori-
entation as the original, by re-installing the outside locknut.
7.
Insert the regulator knob fully onto regulator adjusting shaft.
8.
Tighten the set screw until regulator knob is secure to shaft and cannot be pulled off by hand.
9.
Reconnect all tubing.
VACUUM REGULATOR CLEANING
1.
Remove the vacuum regulator assembly as described in the VACUUM REGULATOR RE-
PLACEMENT section above.
