TM 5-3805-248-23-2
SUPPLEMENTAL STEERING PUMP REPAIR - CONTINUED
0379 00
ASSEMBLY - CONTINUED
58.
Use clean oil to lubricate eight studs (48).
59.
Install rear body (7) assembly on studs (48) in valve body (4). Be sure to install rear drive gear (8) in coupling (31). If
splined end of rear drive gear (8) cannot be installed in coupling (31), turn front drive gear (33) a small amount until
splines engage.
60.
Install eight washers (2) and nuts (1) loosely on studs (48).
61.
Tighten two nuts (1 and 24), on opposite ends of supplemental steering pump, to 85 lb-ft (115 Nm). Two nuts (24) on
flange (6) must be tightened first.
62.
Use a torque wrench to turn front drive gear (33) counterclockwise, applying 5 to 10 lb-ft (14 Nm) to turn shaft. If shaft
does not turn in the specified range, disassembly pump and inspect.
63.
Torque six nuts (1 and 24) to 85 lb-ft (115 Nm).
48
4
5
33
23
22
24
6
27,29
394-1522
ADJUSTMENT
WARNING
Use adequate test bench and bench and equipment when performing this procedure. Wearing of protective
goggles and gloves is also recommended. Failure to do so could result in severe injury. If you are injured,
seek medical aid immediately.
1.
Secure supplemental steering pump in adequate test
65
bench.
67
OUTLET PORT
2.
Install flow meter in supplemental steering pump.
33
3.
Remove acorn nut (63) from top of valve body (4).
4.
Use long-nosed pliers to hold setscrew (67) while
loosening locknut (65).
5.
Adjust setscrew (67) by turning until seven threads are
above locknut (65) after locknut (65) has been tight-
ened.
6.
Tighten locknut (65).
FRONT TEST PORT
7.
Install acorn nut (63) and tighten to 85 lb-ft (115 Nm).
REAR TEST PORT
63
8.
Use adequate power drive to turn front drive gear (33)
4
counterclockwise at 1,200 RPM.
0379 00-21
