3-112. REPAIR ROTARY PUMP UNIT (FUEL OIL TRANSFER, PRELUBE OIL TRANSFER,
DIRTY LUBE OIL). (Figure 3-96).
This task covers:
INITIAL SETUP :
Tool kit, general mechanic's,
Appropriate rotary pump unit removed as
specified in para. 2-101, 2-104, or
Machine key P/N F39C
This procedure may also be used for the prelube oil transfer
pump and dirty lube oil pump since all three pumps are the
a. Remove spider coupling (7) and half coupling (6) from shaft (11).
b. Remove machine key (5) from shaft.
c. Remove two hex plain nuts (10), lockwashers (9), and hex head capscrews (8)
securing outboard bearing (4) to shaft bracket (12).
d. Remove outboard bearing from shaft.
e. Remove four hex head capscrews (3) and lockwashers (2) securing pump (1) to
shaft bracket (12)
f. Separate rotary pump from bracket.
Repair of rotary pump unit consists of replacing machine key (5).