Additional Information
Specifications
This section contains the specifications for servicing the engine.
Cooling System Overview
The coolant specifications are listed in Table "Coolant Specifications" . Listed in Table "Cooling System Capacity" are the cooling system capacity figures. The coolant mixing ratio is listed in Table "Coolant Mixing Ratio" .
|
Type of Coolant |
Requirement |
|
Fully -Formulated Ethylene Glycol* |
TMC RP-329 Type "A" |
|
Water plus Corrosion Inhibitors |
Temperature must not fall below 32°F (0°C) |
*Preferred coolant
|
Description |
Capacity in liters (Quarts) |
|
Engine Coolant Capacity (all vehicles |
|
|
Engine capacity* |
30.0 (31.7) |
|
Century Class and Columbia Cooling System Capacity |
|
|
Total capacity† |
57.4 (60.7) |
|
Antifreeze quantity at 50 percent |
28.7 (30.4) |
|
Antifreeze quantity at 55 percent |
31.6 (33.4) |
|
Sterling A-Line and L-Line Cooling System Capacity |
|
|
Total capacity |
53.8 (56.8) |
|
Antifreeze quantity at 50 percent |
26.9 (28.4) |
|
Antifreeze quantity at 55 percent |
29.6 (31.3) |
|
FL112 Cooling System Capacity |
|
|
Total capacity |
42.0 (44.4) |
|
Antifreeze quantity at 50 percent |
21.0 (22.2) |
|
Antifreeze quantity at 55 percent |
23.1 (24.4) |
* Does not include capacity of cooling system.
†With 1200 sq. ft. radiator.
|
Antifreeze Protection Down to °F (°C) |
Water Percentage by Volume |
Corrosion-Inhibiting Antifreeze Percentage by Volume |
|
-34 (-37) |
50 |
50 |
|
-49 (-45) |
40 |
Maximum 60 |
Coolant Pump
The torque values for the cooling system are listed in Table "Cooling System Torque Values" . The wear dimensions for the coolant pump assembly are listed in Table "Coolant Pump Assembly Wear Dimensions" . Listed in Table "Critical Dimension for Coolant Pump Assembly" is the critical dimension for the coolant pump assembly.
|
Fastener |
Torque Value, mm (in.) |
|
Coolant Pump Inlet Pipe Mounting Bolts |
50 (37) |
|
Coolant Pump Mounting Bolts |
30 (22) |
|
Coolant Pump Pulley Mounting Bolts |
25 (18) |
|
Front Idler and Tensioner Support Mounting Bolts |
60 (44) |
|
Thermostat Housing Mounting Bolts |
25 (18) |
|
Description |
Dimensions, mm (in.) |
|
Drive Shaft Diameter (at the hub) |
25.048 - 25.061 (0.9861 - 0.9867) |
|
Hub Inside Diameter |
24.995 - 25.008 (0.9841 - 0.9846) |
|
Bearing Outside Diameter |
54.981 - 54.994 (2.1646 - 2.1651) |
|
Bearing Housing Diameter |
54.930 - 54.960 (2.1626 - 2.1638) |
|
Drive Shaft Diameter (at the impeller) |
15.045 - 15.056 (0.5923 - 0.5928) |
|
Impeller Inside Diameter |
15.000 - 15.018 (0.5906 - 0.5913) |
|
Impeller Outside Diameter |
124 - 125 (4.88 - 4.92) |
|
Impeller - Maximum Out-of-Round |
0.15 (0.0059) |
|
Dimension |
Description |
mm (in.) |
|
A |
Gap between the Impeller and the Coolant Pump Housing |
0.6 - 1.0 (0.023 - 0.039) |
Thermostat
The thermostat test values are listed in Table "Thermostat Test Values" .
|
Description |
Temperature °C (°F) |
Distance mm (in.) |
|
Main Valve Starts To Open |
81 to 85 (177 to 185) |
— |
|
Main Valve Fully Open |
95 (203) |
— |
|
Main Valve Minimum Lift |
— |
8 (0.3 ) |
|
Short Circuit Valve Fully Closed |
92 (198) |
— |
|
Short Circuit Valve Minimum Lift |
— |
6 to 7.5 (0.24 to 0.295) |
Coolant Sensor
The sensor torque value is listed in Table "Torque Value" .
|
Description |
Torque, N·m (lb·ft) |
|
Coolant Temperature Sensor to the Engine Block |
30 (22) |
| MBE 4000 Service Manual - 6SE412 |
| Generated on 10-13-2008 |