TM 5-3810-306-34
3-SECTION HYDRAULIC PUMP INSTALLATION
TOOLS:
General mechanic's tool kit: automotive (5180-00-177-7033)
Shop Equipment Auto-Maintenance and Repair, FM Basic (4910-00-754-0705)
Shop Equipment Auto-Maintenance and Repair, FM Suppl No. 1
Tool Outfit Hyd System, Test and Repair, 3/4 Ton Trailer Mtd
SUPPLIES:
Lockwashers (Item 26, Appendix B) (6 Required)
Gasket (Item 28, Appendix B)
Hydraulic oil (Item 8, Appendix B)
Silicone sealant (Item 27, Appendix B)
EQUIPMENT CONDITIONS:
Outriggers fully extended and lowered. (Refer to TM 5-3810-
306-10.)
Boom positioned over-the-side.
Engine hood top cover removed. (Refer to TM 5-3810-306-20.)
Rear decking removed. (Refer to TM 5-3810-306-20.)
Negative battery cable disconnected at shunt. (Refer to TM 5-
3810-306-20.)
REMOVAL:
1. REMOVE 3-SECTION HYDRAULIC PUMP (4).
a. Tag and disconnect hydraulic hoses (9) from
pump (4) by removing capscrews (5),
lockwashers (6) and split flanges (7). Remove
hoses and discard preformed packing (8). Cap
all lines and openings.
b. Remove nuts (1) and Lockwashers (2) securing
hydraulic pump.
NOTE
Leave pump disconnect on studs
unless necessary to remove it. If
gasket between pump drive pad and
disconnect is broken, it must be
replaced.
c. Remove pump and if necessary, remove drive
sleeve.
d. Cover opening to prevent dirt from getting into
pump drive opening.
13-10
