Description
288746-G - PP-3 AUTO TRIPPER PUSH/PULL CONTROL VALVE
PART NUMBER(S):
Fleet Products: 288746-G (New) | Replaces OE: Bendix: 288746, 279159, 279159, 278821, 279579, 280829, 280930, 282077, 280723, 283051, 284786, 284836, 284170, 284895, 284387, 284730, 287056, 288746 | Automann: 170.288746 | Mack: 20QE378P3, 20QE3111, 745-288746, 745-288746N | Volvo: 3915333, 3918833 | WABCO: 9617930010 | Meritor: R955288746N | Euclid: E-BN288746N | Velvac: 034017 | Freightliner: BW288746 | Tramec Sloan: 401179 | Dayton Parts: AV288746 | Tectran: 14473, TV288746 | PAI: EM55910
DESCRIPTION:
Model: Bendix PP-3 Auto Tripper Push/Pull Control Valve
Vehicles: Heavy-duty tractors using compatible PP-3 and TP-3 tractor protection air brake systems
• Valve Type: Dash-mounted push/pull control valve
• Supply Ports: Three 1/8" NPT
• Delivery Port: One 1/4" NPT
• Additional Delivery Ports: Two plugged
• Exhaust Port: One 1/4" NPT
• Top Delivery Ports: None
• Mounting Thread: 7/8"-20
• Stem Diameter: 0.375"
• Tripper Exhaust Pressure: 30 PSI
• Tripper Charge Pressure: Above 50 PSI
• Plunger Trip Pressure: 40 PSI
• Plunger Charging: Manual
• Button and Mounting Nut: Not included
• Function: Controls compatible TP-3 tractor protection valves
Applications:
Designed for pre-FMVSS-121 two-line tractor protection systems requiring automatic tripper operation. The tripper piston prevents manual override during an emergency trailer brake application and supports correct TP-3 tractor protection valve operation.
CROSS-REFERENCE(S):
061-288746X, 060-288746N, 288746N, 288746R, 288746RX, 288746X, 288746CX, 288746BXR, 288746BXW, OR288746, OR288746X, R288746, BEN-288746, 278821, 279579, 280723, 280756, 280829, 280930, 282077, 283051, 284170, 284387, 284387X, 284730, 284786, 284836, 284895, 2991112, BW279159, BX279159, 170288746, 745-279159, 745-283051, 745-284895, 745-287056, MAK745-288746, 961 793 001 0, R955288746, R955288746X, TDAR955288746N, EBN288746N, EBN288746X, E-SLA25600, S-A145, SA145, BER-288746, 034017VEL, 34017, WA288746, TV288746TEC, LPP5591, LPP-5591, 5591, 55910, BAN288746, BAR288746, BX288746, ZAC288746, K288746, 30X3148, RL3548DA02, VTC-145A, BA145GRP, SM-3319PB, 3507110, PL-288746, PL288746, GN288746
A cross-reference listing means this part may be a suitable replacement for the listed part numbers. Always verify fitment before installation.
IMPORTANT INSTALLATION NOTES:
✔ Confirm the three 1/8" supply ports, one active 1/4" delivery port, and 1/4" exhaust port.
✔ Mount through the dash using the 7/8"-20 threaded body.
✔ Transfer or source the correct button, roll pin, and mounting nut separately.
✔ Connect the valve according to the PP-3 and TP-3 pneumatic schematic.
✔ Test tripper exhaust, charging, 40 PSI plunger trip, tractor protection operation, and leakage.
Warranty Information
