Document ID: chunk:federal_register_of_legislation:F2006L03061:body:0:p23
Version: federal_register_of_legislation:F2006L03061
Segment Type: other
Provision Reference: 
Character Range: 63649–64500

2 – Calibration of Test Rig

Figure 3 – Testing the Trailer

NOMENCLATURE FOR FIGURES 2 AND 3

A =  Supply connection with single check valve and regulator set at 650 kPa

CF = trailer brake actuator

L  = coupling hose, 13 mm nominal bore and 2.5 metres long

M  =  Pressure gauge

O  =  orifice (see calibration note)

R1 =  reservoir of not less than 30,000 mL

R2  =  calibrating vessel of 800 5 mL

RA =  shut off valve

TA =  coupling head - supply (emergency)

TC =  coupling head - control (service)

TOA =  transducer point for timing inlet to brake actuation time

TOR =  transducer point for timing inlet to brake release time

T1 = transducer point for calibration at end of R2 reservoir

T3 =  transducer point for testing trailer

V  = brake control valve

[*] The category code may also be in the format L1, LA etc.