TM 9-2320-279-20-2 11-160.8 Change 5 Brake and Air System Maintenance Instructions (Cont) 11-35.1. AIRHOSES AND FITTINGS REPLACEMENT (VEHICLES WITH DDEC IV ENGINE, ELECTRIC WINDSHIELD WIPERS, AND AIR-RIDE SEATS) (CONT). Table 11-8. Chassis Airhoses Hose No. From To/From To 003 Except M984A1 Air Reservoir No. 1 (Pressure Protection Valve) (17) Air Reservoir No. 2 (Check Valve) (18) 003 M984A1 Only Air Reservoir No. 1 (Pressure Protection Valve) (19) Air Reservoir No. 2 (Check Valve) (18) 159 M984A1 Only Air Reservoir No. 1 (Safety Valve) (19) Air Governor (1) (Figure 11-7) 184 M984A1 Only Air Reservoir No. 1 (19) Air Dryer (2) (Figure 11-7) 014 Air Reservoir No. 2 (18) Service Brake Relay Valve (Sup) (20) 621 Air Reservoir No. 2 (18) Spring Brake Control Valve (Res) (21) 632 Except M984A1 Air Reservoir No. 2 (18) Air Reservoir No. 4 (22) 005 536 Except M984A1 Air Reservoir No. 2 (18) Air Reservoir No. 3 (25) Bulkhead Fitting (23) Brake Treadle Valve (Sup) (24) (figure 11-12) Service Brake Relay Valve (Sup) (26) 536 M984A1 Only Air Reservoir No. 3 (27) Service Brake Relay Valve (Sup) (26) 613 Except M984A1 Air Reservoir No. 3 (Check Valve) (25) Air Reservoir No. 1 (Pressure Protection Valve) (17) 613 M984A1 Only Air Reservoir No. 3 (Check Valve) (27) Air Reservoir No. 1 (Pressure Protection Valve) (19) 614 Except M984A1 Air Reservoir No. 3 (25) Air Manifold No. 1 (28) 614 Except M984A1 Air Reservoir No. 3 (27) Air Manifold No. 1 (28) 619 Except M984A1 Air Reservoir No. 3 (25) Bulkhead Fitting (23) Brake Treadle Valve (Sup) (24) 619 Except M984A1 Air Reservoir No. 3 (27) Bulkhead Fitting (23) Brake Treadle Valve (Sup) (24) 865 Except M984A1 Air Reservoir No. 4 (29) Tire Inflation Connector (L.H.) (30)