IC Bus CE Series 2020, Operation And Maintenance Manual

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Maintenance Intervals and Specifications
Diesel Exhaust Fluid Tank
Diesel Exhaust Fluid (DEF) tank refill capacity varies depending
on the vehicle models. Its total capacity may range from 7 to 23
gallons (26 - 87 literss). The tank is typically located on the right
side of the bus behind an access door.
Engine Crankcase
For specific engine crankcase capacities refer to separate
Engine Operation and Maintenance Manual provided with
vehicle.
NOTE: For vehicles equipped with Cummins ® B6.7 engines,
refer to Cummins QuickServe ® Online, your Cummins
Engine Operation Manual, or contact a certified Cummins
repair location for specific engine maintenance intervals,
capacities, and instructions.
Power Steering Systems
Steering Gear
Power Steering Fluid Volume
(pints / liters)
M-100 8.4 / 3.9*
TAS40 7.4 / 3.5*
TAS66 8.4 / 3.9*
THP45 7.4 / 3.5*
Power Steering Systems (cont.)
Steering Gear
Power Steering Fluid Volume
(pints / liters)
THP60 8.4 / 3.9*
* Approximate refill quantity, refer to power steering reservoir for
proper fill marks.
Transmission
Transmission Model
Transmission Fluid
Volumes Pints (Liters)
Allison Automatic – 1000 PTS 5 Speed 38 (18)*
Allison Automatic – B–300 5 Speed 29 (14)*
Allison 5 Speed Automatic –1000 PTS 38 (18)*
Allison 5 Speed Automatic – 2100 PTS 38 (18)*
Allison 5 Speed Automatic – 2200 PTS 38 (18)*
Allison 5 Speed Automatic – 2500 PTS 38 (18)*
Allison 5 Speed Automatic – 2550 PTS 38 (18)*
Allison 5 Speed Automatic, School and
Shuttle Bus – 3000 PTS 58 (27)*
* Approximate refill quantity (less than initial fill since a portion of the
used fluid remains in external circuits and transmission cavities).
Check at operating temperature and top off as required.
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