TM 9-2320-279-34-2
C H A P T E R 1 3
F R A M E M A I N T E N A N C E
Contents
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Towing Eye Removal/Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Cab Supports Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Radiator Support Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Engine Support Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lift Bracket Assemblies Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transmission Support Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transfer Case Support Assembly Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . .
Spring Hanger Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Crossmember Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Tandem Crossmember Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Tandem Gussets Removal/Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Intermediate Crossmember Removal/Installation (M977, M978, M984, M985). .
Front Intermediate Crossmember Removal/Installation (M983) . . . . . . . . . . . . . . . . . . .
Front Intermediate Gussets Removal/Installation (M983) . . . . . . . . . . . . . . . . . . . . . . . .
Front Intermediate Crossmember Removal/Installation (M984E1) . . . . . . . . . . . . . . . . .
Rear Intermediate Crossmember Removal/Installation (M977, M978, M984, M985,
M985E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Intermediate Crossmember Removal/Installation (M983) . . . . . . . . . . . . . . . . . . . .
Rear Intermediate Crossmember Removal/Installation (M984E1) . . . . . . . . . . . . . . . . . .
Rear Tandem Crossmember Removal/Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Tandem Crossmember Removal/Installation (M984E1) . . . . . . . . . . . . . . . . . . . . . .
Rear Tandem Gussets Removal/Installation (M977, M978, M985, M985E1) . . . . . . . . . .
Rear Tandem Gussets Removal/Installation (M983) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Tandem Gussets Removal/Installation (M984) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Crossmember Removal/Installation (M977, M985). . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Crossmember Removal/Installation (M978) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Crossmember Removal/Installation (M983, M984) . . . . . . . . . . . . . . . . . . . . . . . . . .
Rear Crossmember Removal/Installation (M984E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pump Support Assembly Removal/Installation (M978) . . . . . . . . . . . . . . . . . . . . . . . . . .
2500 Gallon Tank Mount Removal/Installation (M978) . . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane Mounting Brackets Removal/Installation (M977, M985) . . . . . . . . . . . . . . . . . . . .
Crane Mounting Supports Removal/Installation (M983) . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane Mounting Supports Removal/Installation (M984) . . . . . . . . . . . . . . . . . . . . . . . . . .
Crane Mounting Brackets Removal/Installation (M985E1) . . . . . . . . . . . . . . . . . . . . . . .
Retriever Towing Support Assembly Removal/Installation (M984E1) . . . . . . . . . . . . . . .
Retriever Lift Cylinder Removal/Installation (M984E1) . . . . . . . . . . . . . . . . . . . . . . . . . .
Retriever Lift Cylinder Repair (M984E1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Retriever Tow Cylinder and Pivot Brackets Removal/Installation (M984E1) . . . . . . . . .
Retriever Tow Cylinder Repair (M984El) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Plate Assembly 2-Inch (51mm) Kingpin Removal/Installation (M983) . . . . . . . . . . . . . .
Plate Assembly 3.5-Inch (89 mm) Kingpin Removal/Installation (M983) . . . . . . . . . . . .
Plate Assembly Repair (M983) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fifth Wheel Repair–2-Inch (51 mm) Kingpin (M983). . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fifth Wheel Repair–3.5-Inch (89 mm) Kingpin (M983) . . . . . . . . . . . . . . . . . . . . . . . . . .
Section 1.
INTRODUCTION
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13-1. GENERAL. This chapter contains maintenance instructions for removal, repair, and installation
of frame and fifth wheel components at direct support and general support maintenance levels.
Subassemblies and parts which must be removed before frame and fifth wheel components can be
removed or repaired are referenced to other paragraphs of this manual or TM 9-2320-279-20.
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