BC Transit â Air Brake Course

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BC Transit – Air Brake Course 4. Basic Air Brake System: b) Quick Release Valve Function 70
Quick Release Valve and Stop Light Switch The Quick Release Valve, situated on the front axle, provides a quicker release of the front brakes by allowing the air to exhaust at the centre point between the brake chambers. The Stop Light Switch can be activated with as little as 4 psi brake application pressure. Quick release valve Stop Light Switch 71
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BC Transit - Air Brake Course Prese
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BC Transit - Air Brake Course 1. Ai
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BC Transit - Air Brake Course 1. Ai
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BC Transit - Air Brake Course 2. De
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The final factor that will determin
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Weight - Speed - Distance When weig
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Perception Time (See-Think) Percept
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4/10 sec. Brake Lag (mechanical lag
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Stopping Distance…(total stopping
Page 19 and 20: BC Transit - Air Brake Course 2. De
Page 21 and 22: Apply the principal from the previo
Page 23 and 24: Using Compressed Air to Our Advanta
Page 25 and 26: BC Transit - Air Brake Course 2. De
Page 27 and 28: Combining mechanical advantage to a
Page 29 and 30: As the driver applies the brake ped
Page 31 and 32: Review Questions: Section 1 1) What
Page 33 and 34: BC Transit - Air Brake Course 3. Fi
Page 35 and 36: The Governor The governor may be co
Page 37 and 38: One-way Check Valve The one-way che
Page 39 and 40: Air Lines • Air lines link compre
Page 41 and 42: Safety Valve The Reservoirs One-way
Page 43 and 44: Air Gauges 60 50 40 70 80 85 90 100
Page 47 and 48: The Foot Valve The foot valve contr
Page 49 and 50: The Foundation Brakes: Brake Chambe
Page 51 and 52: Automatic Slack Adjusters Pre-Trip
Page 53 and 54: Brake Chambers and Slack Adjusters
Page 57 and 58: Review Questions: Section Three 1)
Page 59 and 60: BC Transit - Air Brake Course 4. Ba
Page 61 and 62: No. 2 GOVERNOR: tells compressor wh
Page 63 and 64: No. 4 AIR LINES: link air from one
Page 65 and 66: No. 11 BRAKE SHOES AND LININGS: sho
Page 67 and 68: No. 13 SLACK ADJUSTER: provides a m
Page 69: No. 15 BRAKE CHAMBER: part of force
Page 73 and 74: The Relay Valve The relay valve pro
Page 75 and 76: In this diagram, the dark green lin
Page 77 and 78: • Because the relay valve accesse
Page 81 and 82: A spring type park brake serves thr
Page 83 and 84: However, some valves may be designe
Page 85 and 86: Park Brake and Service Brake Releas
Page 87 and 88: Park Brake Applied - Service Brake
Page 89 and 90: Mechanical Release of the Park Brak
Page 91 and 92: “Maxi-Brake” type Park Brake Th
Page 93 and 94: “Maxi-Brake” Operation (single
Page 95 and 96: Park brake systems with double cont
Page 97 and 98: Park Brake Emergency Functions... 1
Page 101 and 102: No. 6 LOW AIR WARNING DEVICE: activ
Page 103 and 104: No. 8 RELAY VALVE: provides quicker
Page 105 and 106: Review of Section Four 6) Why is it
Page 107 and 108: BC Transit - Air Brake Course 5. Ot
Page 115 and 116: ATC (Automatic Traction Control)
Page 117 and 118: Long Stroke Push Rods Many new air
Page 119 and 120: Disc Brakes Callipers Rotor …oper
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Wedge Brakes This type of brake use
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Section Six Single Circuit Tractor
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Parts of the Trailer (van style) 1)
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The “Fifth Wheel” The fifth whe
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Hooking Up (Step 2) A visual inspec
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Charging the Trailer Brake Reservoi
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The Semi-Trailer Ready for its Pre-
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Tractor-Trailer Trailer Air Brake S
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Introduction to Valves and Componen
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The Hand Valve The Hand Valve is mo
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The Tractor Protection Valve The Tr
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Accidental Hand Valve Application (
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The Trailer Supply /Delivery Line T
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The Emergency Relay Valve The Emerg
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Foot Valve Application (trailer con
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Emergency Functions The following s
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Supply Line Rupture (trailer intact
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Supply Line Rupture (handling the s
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Service Line Rupture (continued) 1)
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Loss of Main Reservoir Air In this
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Supply & Service Lines Crossed (air
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Three Tests to Confirm Emergency Re
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Three Tests to Confirm Emergency Re
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Review Questions Section Six (Tract
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BC Transit - Air Brake Course 7. Du
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The Purpose of Dual Air Systems Dua
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Identifying Primary and Secondary C
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Primary and Secondary Systems (cont
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The Simple Dual Circuit System One-
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Secondary Air Loss (Foot Valve Appl
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Adding the Park Brake (spring brake
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Primary Air Loss and Park Brake Fun
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Enter the Modulator Valve The modul
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The Modulator Valve (secondary air
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The Modulator Valve (primary air lo
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The Modulator Valve (primary air lo
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Dual Air System Summary 1) The purp
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BC Transit - Air Brake Course 8. Du
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Combination Truck and Trailer with
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SYSTEM PARK TRAILER SUPPLY TRACTOR
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Combination Truck and Trailer (Supp
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Combination Truck and Trailer (mixe
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Combination Truck and Trailer (Prim
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Section Review - Dual Air - Tractor
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T-75 Off Highway System - Single Un
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L-75 Off Highway Combination with S
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Schedule SX Trailer (spring equippe
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BC Transit â Air Brake Course