TM 1-1730-232-13&P
3-15.4 Hydraulic Pump Replacement, Model 204-050-200-5 (AVUM)-Continued
The Hydraulic Pump Assembly is group number 0101 in the MAC. This procedure is applicable to Ground Handling
Wheels Assembly, Model 204-050-200-5. Two types of hydraulic pump may be installed on this model of Ground
Handling Wheels Assembly. The older version pump has part number BU0953B and is not repairable The new version
pump has part number 61780 and is repairable. An older version pump that is defective, will be replaced with the new
version upon failure An older version pump, that is removed as part of a disassembly procedure, may be reinstalled if not
defective. The numbers in parenthesis refer to accompanying illustration.
This task covers:
a.
Removal
b.
Install
c.
Service
INITIAL SETUP
Tools
Tool Kit, Aircraft Mechanics General, NSN 5180-00-323-4692
Drip Pan
Materials
Teflon Tape........................................................P/N MIL-T-27730
Repair Parts
Pump, Hydraulic.................................................P/N 61780
Personnel Required
MOS 67
WARNING
To prevent injury to personnel or damage to equipment, release all pressure from the
hydraulic pump before starting any maintenance action. Release hydraulic pressure by
rapidly rotating the pressure release knob counterclockwise.
GO TO NEXT PAGE
3-18