J21 09/06/2007 ENGINE DIESEL COOLING OPERATION DESCRIPTION OPERATION NUMBER NPR W3/W4 N/W CREW NQR W4/W5 NRR W5500HD FRR WT5500 FTR FVR FXR HTR HVR HXR CLUTCH ASM, FAN - REPLACE 4HE1-TC 4HK1-TC 2007 + New Cab 4HK1-TC 6HK1-TC J3390 0.9 0.9 0.5 - 1.8 1.8 1.8 - 0.9 0.9 0.5 - - 0.9 0.5 - - - 0.7 - - 1.1 - - 0.6 PULLEY, COOLANT PUMP - REPLACE POLICY: C INC:Adjust belt tension. 4BD2-TC 4HE1-TC 4HK1-TC 6HE1-TC 6HK1-TC J3420 1 1 1 - - - 1.6 1.6 - - - 1 1 - - - - 1 - - - - - 1.1 1.1 - - - 1.1 0.8 - - - - 0.8 HOSE OR PIPE, THERMOSTAT BY-PASS - REPLACE 6HK1-TC INC: Drain and refill and nee. J3460 0.4 - 0.4 - 0.4 - 0.3 - 0.3 - - - - - PUMP AND/OR GASKET, COOLANT - REPLACE POLICY: C, K INC:
Drain and refill as nee. R&R fan pulley and adjust fan belt tension. 4BD2 -TC 4HE1-TC 4HK1-TC 2007 + New Cab 4HK1-TC 6HE1-TC 6HK1-TC J3480 1 .3 1.3 1.3 0.9 - - 2.1 2.1 2.1 - 1.3 1.3 0.9 - - - - 1.3 0.9 - - - - - 1.1 1.1 - - - 3.6 3.6 - - - 1.1 0.9 THERMOSTAT, OUTLET AND/OR GASKET - REPLACE POLICY: C 4BD2-TC 4HE1-TC 4HK1-TC 6HE1-TC INC: Drain and refill as needed.
J3500 0.4 0.3 0.3 - 0.3 0.3 - 0.3 0.3 - - - 0.3 - - - - 0.4 - - - 0.8 - - - - PIPE, WATER PUMP OUTLET - WATER PUMP TO ENGINE OIL COOLER - REPLACE J3513 - - - - - - 0.7 HOSE AND/OR PIPE, COOLENT VENT - HOSE - REPLACE J3515 - - - - - - 0.7 HOSE AND/OR PIPE, COOLANT VENT - PIPE - REPLACE J3516 - - - - - - 0.7 NIPPLE, HEATER COOLANT FLOW - FRONT - REPLACE J3517 - - - - - - 0.8 NIPPLE, HEATER COOLANT FLOW - REAR - REPLACE J3518 - - - - - - 0.8