TM 9-2330-275-14&P
Section Xl. FRAME AND TOWING ATTACHMENTS MAINTENANCE
Page
Paragraph Title
Number
Binder Replacement (M840) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-128
Coupling Clamp and Retaining Block Replacement (M689 and M832) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-126
Drawbar Assembly Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-142
Lifting-leveling Jack Repair (M689) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . 4-149
Lifting-leveling Jack Replacement (M689) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-148
Positioning Lever Repair (M840 and M832 Except SN J089-001 thru 159 and J017-160 thru 350) . . . . . . . . . . . ...4-146
Strut Maintenance (M832) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .......4-151
Strut Maintenance (M840) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... 4-153
Toolbox and Platform Maintenance (M832 Except SN J089-001 thru 159 and J017-160 thru 350) . . . . . . . . . . . . ...4-134
Toolbox and Platform Maintenance (M832 SN J089-001 thru 159 and J017-160 thru 350 Only) . . . . . . . . . . . . . . . ...4-136
Toolbox and Step Plate Replacement (M840) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . ..4-130
4-49. COUPLING CLAMP AND RETAINING BLOCK REPLACEMENT (M689 AND M832).
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Equipment Conditions:
Materials/Parts:
l Front and rear dollies uncoupled (para 2-11).
l One Iockwasher
Tools/Test Equipment:
General mechanic’s tool kit
NOTE
The M689 and M832 dolly sets have two retaining blocks and two coupling
clamps.
a.
REMOVAL
NOTE
. Perform steps 1 through 4 to remove retaining block
l Perform steps 5 and 6 to remove coupling clamp.
1.
Remove screw (11) and Iockwasher (4) and disconnect Ianyard assembly (5) from dolly. Discard lockwasher.
2.
Loosen captive bolt (10) of lanyard assembly (5), and remove retaining block (6) from Ianyard assembly (5).
3.
For the M832, remove nut (9), washer (8), and eyebolt (7) from retaining Mock (6).
4.
For the M689, remove eyebolt (7) from retaining block (6).
5.
Remove screw (2) and washer (3) from coupling clamp (l).
6.
Remove coupling clamp (1) from dolly.
4-126
