B3.9 and B5.9 Series Engines
Section 8 - Cooling System - Group 08
The following special tools are recommended to perform procedures in this section. The use of these
tools is shown in the appropriate procedure. These tools can be purchased from your local Cummins
Authorized Repair Location.
Dial Indicator and Sleeve Assembly
Use with magnetic base, Part No. 3377399, to measure the fan
hub and clearance.
Magnetic Base Dial Indicator Holder
Used with Part No. 3376050, dial indicator and sleeve assembly.
Includes Part No. 3822986, test fluid; Part No. 3822987, adapter;
and Part No. 3877612, instructions.
Cooling System Test Kit
The Fleetguard coolant test kit is used to inspect the concen-
tration of coolant additives in the cooling system.
The Fleetguard refractometer is used to measure the freezing
point protection and antifreeze concentration.