User Manual
Rev 24.0/5-14 2 VLGG10-DC: #35164
VACUUM PAD MAINTENANCE ...................................................................................................... 19
Friction Coefficient .....................................................................................................................................19
Inspection .................................................................................................................................................19
Cleaning ....................................................................................................................................................19
VACUUM TEST ......................................................................................................................... 20
AIR FILTER MAINTENANCE − LARGE ........................................................................................... 21
Filter Function and Conditions Requiring Service ..........................................................................................21
Filter Service Procedures ............................................................................................................................21
VACUUM PUMP MAINTENANCE ― THOMAS 2907CDC22/12 .......................................................... 22
Replacing a Diaphragm (1) .........................................................................................................................22
Replacing an Intake Valve Flapper (6) .........................................................................................................22
Replacing a Set of Exhaust Valve Flappers (9 & 10) and a Head Gasket (12) .................................................22
VACUUM PUMP MAINTENANCE − DYNAFLO DV1032102 ............................................................... 23
Replacing the Diaphragm ...........................................................................................................................23
Replacing the Gasket/Flap Valves ................................................................................................................23
Replacing the Head Assembly .....................................................................................................................23
VACUUM SWITCH ADJUSTMENT .................................................................................................. 24
Vacuum Switch Function ............................................................................................................................24
Conditions Requiring Readjustment .............................................................................................................24
Adjustment Procedure ................................................................................................................................25
REPLACEMENT PARTS LIST .......................................................................................... 26
LIMITED WARRANTY .................................................................................................... 27