TM-9-2320-260-34-2

TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE; VOLUME 2 OF 2

JULY 1994
TM-9-2320-260-34-2

  TM-9-2320-260-34-2 - Page 9 of 863

12-5. POWER STEERING GEAR REPLACEMENT (Contd)
2. Remove nut (12), lockwasher (11), and screw (7) from universal joint (6). Discard lockwasher (11).
3. Remove universal joint (6) from shaft (2) by pushing lower section (10) into upper section (9) of
lower steering column (8).
4. Remove safety wire (5) from four screws (4). Discard safety wire (5).
CAUTION
Clean area around hoses and lines before removal to prevent
entry of dirt. Damage will occur if dirt or dust enters power
steering system.
Cap or plug all openings immediately after disconnecting lines
and hoses to prevent contamination. Remove caps or plugs
prior to connection. Failure to do so may result in damage to
equipment.
NOTE
Tag hydraulic lines and ports for installation.
Have drainage container ready to catch hydraulic fluid.
Assistant will help with step 5.
5. Remove four screws (4), washers (3), power steering gear (1), and mounting plate (15) from
frame (13) and bracket (14).
6. Remove pressure hose (17) and elbow (16) from power steering gear (1).
7. Remove return tube (19) and adapter ( 18) from power steering gear (1).
8. Disconnect power steering pressure lines (20) and (22) from adapters (21) and (23).
9. Remove adapters (21) and (23) from power steering gear (1).
NOTE
Assistant will help with step 2.
1. Wrap adapters (18), (21), and (23), and elbow (16) with anti seize tape before installation.
2. Install mounting plate (15) and power steering gear (1) on bracket ( 14) and frame (13) with four
washers (3) and screws (4). Tighten screws (4) 260-280 lb-ft (353-380 N-m).
3. Install new safety wire (5) through four screws (4) on bracket (14) and frame (13).
4. Install adapters (18), (21), and (23), and elbow (16) on power steering gear (1).
5. Install power steering lines (20) and (22) on power steering gear (1).
6. Install return tube ( 19) on power steering gear (1).
7. Install pressure hose (17) on power steering gear (1).
8. Install lower steering column universal joint (6) on power steering gear shaft (2) with screw (7),
new lockwasher (11), and nut (12). Tighten nut ( 12) 28-34 lb-ft (38-46 N-m).
9. Install access panel (25) on fender (26) with five fasteners (24).
12-4
TM 9-2320-260-34-2


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