TIME-O-TEST Device Part List

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We offer a complete stock of parts ready to ship to restore your Time-O-Test® Air Brake Test Device to its original operating performance. 

Part Number - Part Description 

#1 - Body

#2 - Protective Handle

#3 - Selector Handle & Shaft

#4 - Cover Plate

#5 - Application Valve

#6 - Valve Spring

#7 - Charging Valve

#9 - Detent Follower

#10 - Detent Follower Spring

#11 - Release Valve

#12 - Release Valve Spring

#13 - Release Valve Stem

#14 - Diaphragm

#15 - Piston Head

#16 - Pilot Valve Follower

#18 - Cam

#19 - Gasket

#20 - Clock Actuated Pilot Valve 

#200 - Part #20 (Repair & Return-Current Production Only)

#201 - Lube Timer

#21 - Air Pressure Gauge

#210 - Air Pressure Gauge Lense

#21A - Calibrate Air Pressure Gauge

#21PB - Protective Gauge Boot (Pkg of 3)

#22 - Timer Screw

#23 - Diffuser

#24 - Cover Plate Screw

#25 - O-Ring

#26 - Rollpin

#27 - Hollow Lock Screw

#28 - Nut

#29 - Release Valve Screw

#30 - Pilot Valve Bushing

#31 - Cam Set Screw

#33 - Sintered Bronze Insert

#34 - Sealing Kit (Includes the following Parts #: 5, 11, 13, 19, 25)