Wet tank 238 Check valve open during charge 619915 Inlet check valve open 619911 Regeneration valve open 619911 closed 235 open 619110 heater 12V 619111 heater 24V To system Air compressor D2 EXH UNL RES Clean / dry air Atmospheric pressure Dirty / wet charged air Dirty / wet purged air Left side Left side side view Right side Right side side view SKF Brakemaster ® Dual Turbo-2000 air dryer service schematic 235 Purge valve open 235 Purge valve closed 619912 MLT 12V 619924 MLT 24V Pressurized to system pressure Vented to atmosphere 619915 Inlet check valve closed 619915 Inlet check valve open Illustrated cycle shows left side in charge mode (drying) and right side in regenerating mode; process alternates every 90 seconds. Clean / dry air Atmospheric pressure Dirty / wet charged air Dirty / wet purged air Bottom View
Transcript
Wet tank
238Check valve
open duringcharge
619915Inlet checkvalve open
619911Regenerationvalve open
619911closed
235open
619110 heater 12V619111 heater 24V
To system
Left sideside view Left side Right side
Right sideside view
Air compressor
Clean / dry air Atmospheric pressure Dirty / wet charged air Dirty / wet purged air
D2EXH
UNL
RES
Wet tank
238Check valve
open duringcharge
619915Inlet checkvalve open
619911Regenerationvalve open
619911closed
235open
619110 heater 12V619111 heater 24V
To system
Left sideside view Left side Right side
Right sideside view
Air compressor
Clean / dry air Atmospheric pressure Dirty / wet charged air Dirty / wet purged air
D2EXH
UNL
RES
Left sideLeft side side view
Right side Right side side view
SKF Brakemaster® Dual Turbo-2000 air dryer service schematic
Bottom view
Illustrated cycle shows left side in charge mode (drying) and right side in regenerating mode; process alternates every 90 seconds.
235Purge valve
open
235Purge valve
closed
619912 MLT 12V619924 MLT 24V
Pressurized tosystem pressureVented to atmosphere
619915Inlet checkvalve closed
619915Inlet checkvalve open
Clean / dry air Atmospheric pressure
Dirty / wet charged air Dirty / wet purged air
Bottom view
Illustrated cycle shows left side in charge mode (drying) and right side in regenerating mode; process alternates every 90 seconds.
235Purge valve
open
235Purge valve
closed
619912 MLT 12V619924 MLT 24V
Pressurized tosystem pressureVented to atmosphere
619915Inlet checkvalve closed
619915Inlet checkvalve open
Clean / dry air Atmospheric pressure
Dirty / wet charged air Dirty / wet purged air
Bottom View
Wet tank
Purgetanks
238Open
check valve
619938Inlet checkvalve open
619913Regenerationvalve open
235Purge valve
closed
619110 heater 12V619111 heater 24V
To system
Air compressor
D2EXH
UNL
RES
235Purge valve
closed
619938Inlet checkvalve open
235Purge valve
closed
619938Inlet checkvalve open
457473 (rev 12/09)Printed in U.S.A.
Left side
Left side
Left side side view
Left side side view
Right side
Right side
Bottom view
Bottom view
SKF Brakemaster® H.C. Dual Turbo-2000 air dryer service schematic
Charge cycle
Purge/unload cycle
Clean / dry air
Atmospheric pressure
Dirty / wet charged air
Dirty / wet purged air
Purgetanks
D2EXH
UNL
RES
235Purge valve
open
619938Inlet checkvalve closed
235Purge valve
open
619938Inlet checkvalve closed
Wet tank
238Closed
619938Inlet check valve closed
619913Closed
235Purge valve
open
619110 heater 12V619111 heater 24V
To system
Air compressor
D2EXH
UNL
RES
SKF VSM NA890 N. State StreetSuite 200Elgin, IL 601231-800-882-0008 www.vsm.skf.com
