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HOSE AS 3904729 - Caterpillar



3904729 HOSE AS Caterpillar parts HOSE
Rating:
26
Alternative (cross code) number:
CA3904729
390-4729
3904729
Caterpillar 3904729 HOSE AS

Buy HOSE AS 3904729 Caterpillar genuine, new aftermarket tractor parts with delivery

Number on catalog scheme: 4
 
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Turn keyswitch (2) on each MMU to the "Bypass" position. Refer to Illustration 15.
Illustration 16 g01798373
Input/Output Cabinet (3) Maintenance Bypass Switch (4) Output Isolation Switch
Open the Output Isolation Switch (4) that is located in the Input/Output Cabinet. Refer to Illustration 16.
Open the Maintenance Bypass Switch (3) that is located in the Input/Output Cabinet. Refer to Illustration 16.
Illustration 17 g01779897
System CabinetThe switches go from MMU 1 to MMU 4 in a descending order. (6) Input Isolation Switches (7) Output Isolation Switches
Open the Input Isolation Switches (6) for each MMU that are located in the System Cabinet. Refer to Illustration 17.
Open the Output Isolation Switches (7) for each MMU that are located in the System Cabinet. Refer to Illustration 17.
Apply facility power to the input node of the system.
Proceed to "Flywheel Preheat Cycle".Dual Input with Three Switches
Illustration 18 g01831633
User Interface Panel on the System Cabinet (1) Keyswitch
Turn the keyswitch (1) on the System Cabinet to the "Bypass" position. Refer to Illustration 18.
Illustration 19 g01831939
User Interface Panel on the MMU (2) Keyswitch
Turn keyswitch (2) on each MMU to the "Bypass" position. Refer to Illustration 19.
Illustration 20 g01779896
Input/Output Cabinet (3) Maintenance Bypass Switch (4) Output Isolation Switch (5) Input Isolation Switch
Open the Input Isolation Switch (5) that is located in the Input/Output Cabinet. Refer to Illustration 20.
Open the Output Isolation Switch (3) that is located in the Input/Output Cabinet. Refer to Illustration 20.
Open the Maintenance Bypass Switch (4) that is located in the Input/Output Cabinet. Refer to Illustration 20.
Illustration 21 g01779897
System CabinetThe switches go from MMU 1 to MMU 4 in a descending order. (6) Input Isolation Switches (7) Output Isolation Switches
Open the Output Isolation Switches (7) for each MMU that are located in the System Cabinet. Refer to Illustration 21.
Open the Input Isolation Switches (6) for each MMU that are located in the System Cabinet. Refer to Illustration 21.
Close the Input Isolation Switch (5) that is located in the Input/Output Cabinet. Refer to Illustration 20.
Proceed to "Flywheel Preheat Cycle".Flywheel Preheat Cycle
Flywheel Preheat Description
The flywheel preheat cycle is a process that attempts to warm the rotor. The system will verify that the flywheel preheat cycle is necessary when the flywheel is started. Different factors are used in order to determine if the flywheel preheat cycle is necessary. The first factor that is used is

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