TM 9-2320-260-20
I
7-18. REAR SPRING SEAT MAINTENANCE (Contd)
b. Cleaning and Inspection
WARNING
Drycleaning solvent is flammable and will not be used near open
flame. Use only in well-ventilated places. Keep fire extinguisher
nearby when using drycleaning solvent. Failure to do so may
result in injury to personnel.
1. Clean all parts with drycleaning solvent. Dry all parts with a clean rag,
2. Inspect all parts for cracks, pitting, and scoring. Replace parts if damaged.
3. Inspect outer bearing (14) and inner bearing (2) (TM 9-214). Replace outer bearing (14) and inner
bearing (2) if damaged.
c. Installation
WARNING
Ensure vehicle is firmly supported during installation of spring
seat. Failure to do so may result in injury to personnel.
1.
Install races (1) and (15) on spring seat (16).
2.
Install washer (5), support (6), new wiper (7), new seal (8), retainer (3), and inner bearing (2)
on cross tube (4).
3.
Install spring seat (16), outer bearing (14), and adjusting nut (13) on cross tube (4).
Hook end of scale (19) on spring seat (16).
4.
5.
Tighten adjusting nut (13) and pull scale (19) downward until spring seat (16) begins to swivel on
cross tube (4). Observe scale for reading. Correct measurement is 15-20 lb-ft (20-27 Nm).
If scale measurement is greater than 20 lb-ft (27 Nm), or less than 15 lb-ft (20 Nm), loosen
6.
adjusting nut (13) and repeat step 5 until correct measurement is obtained.
Install new key washer (12) and nut (11) on cross tube (4) and repeat step 5 to ensure correct
7.
adjusting measurement of 15-20 lb-ft (20-27 Nm) is obtained. Tighten nut (11) when correct
measurement is obtained.
Install new gasket (10) and cap (9) on spring seat (16) with six new lockwashers (17) and
8.
screws (18). Tighten screws (18) 16-20 lb-ft (22-27 Nm).
7-42
