TM 9-2320-364-20-4 12-168 12-36.  AIR LINE REPLACEMENT (CONT). Table 12-3. Cab Air Lines Replacement Hose No. From To 2071   Air Valve Assembly - Rear (1)   Windshield Washer Reservoir Valve Port (2) 2071   Solenoid Valve - Top Rear (3)   Air Valve Assembly - Front (1) 2611   Pressure Switch - Outside Left (4)   Dash Manifold Valve - Center (5) 2381   Air Manifold - Front (6)   Air Restriction Indicator (6) 2069   Solenoid Valve - Bottom Rear (3)   Bulkhead Fitting - Rear (7) 2411   Solenoid Valve - 2nd From Bottom (3)   Bulkhead Fitting - Middle (7) 2073   Brake Treadle Valve - Inside Left (8)   Dash Manifold Valve - Bottom Left (5) 2027   Hand Brake Valve - Bottom Center (9)   Brake Treadle Valve - Outside Left (8) 2923   Solenoid Valve - 3rd From Bottom (3)   Bulkhead Fitting - Front (7) 2006   Dash Manifold Valve Tee - Top Left (5)   Brake Treadle Valve - Top Left (8) 2641   Dash Manifold Valve Tee - Top Right (5)   Air Gage - Top Right (12) 2610   Dash Manifold Valve Tee - Bottom Right (5)   Brake Treadle Valve - Inside Left (8) 2663   Air Manifold - Back (6)   Pressure Switch - Outside Right (4) 2663   Pressure Switch Inside Right (4)   Hand Brake Valve - Right Rear (9) 2074   Air Manifold - 8th From Rear (6)   Solenoid Valve - Top Front (3) 2028   Air Manifold Tee - Top Bottom (10)   Hand Brake Valve - Left Top (9) 2612   Pressure Switch - Inside Left (4)   Air Manifold - 6th From Rear (6) 2662   Air Manifold - 2nd From Rear (6)   Trailer Air Supply Valve - Left (11)