ga I R i I W A HQ 7 S 4 A A A Av il V 9 O L 4P 1 1009 1973 82 BRAKE RELAY VALVE 1 BODY N S 12 TUBE MODULATION N S 2 RING RETAINING N s 1 1 COVER BDDY N s a SCREW N S 14 BRACKET N s 4 WASHER 1 4 ID N S 15 BOLT BRACKET N S 5 DIAPHRAGM SEE NOTE 1 N S 16 SEAT VALVE N S 6 BODY EXHAUST VALVE N S 17 0 RING VALVE SEAT N S 7 O RING 1 11 16 ID SEE NOTE 1 N s 1a 01 T HEX PR0 Loc 3 8 16 X 7 8 N S 8 SPRING SMALL SEE NOTE 1 N S 19 0 RING 3 359 ID SEE NOTE I N S 9 0 RING 7 8 ID SEE NOTE 1 N S 20 PISTON N S 10 RETAINER SEAL N S 21 VALVE ASM SEE NOTE 1 N S 11 SEAL VALVE SEE NOTE 1 N s 22 SCREW N s 23 SPRING LARGE SEE NOTE 1 N S NOTE 1 PART OF RELAY VALVE REPAIR KIT SEE GRP 4 646 WAREHDUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION 82TM GR F 4 000 GROUP 46 1 1 a 7 83