The M1087A1 expansion controller (located in rear driver-side cabinet) provides LED blink codes:
Unique to the "Expando" model, the manual details specific chocking and locking procedures to ensure the van body is stable before personnel enter the expanded workspace. Military References Maintenance Hierarchy
To clear: Disconnect controller power for 30 seconds, retract fully, then expand. Technical Manual For M1087a1
The distinguishing feature of the M1087A1 is its double-slide-out design:
: Procedures for both usual and unusual conditions (e.g., extreme heat or cold). When the M1087A1 is declared obsolete or beyond
When the M1087A1 is declared obsolete or beyond economical repair:
: Critical summaries regarding flammable solvents, high-pressure systems (compressed air/coolant), and hazardous materials like asbestos in brake linings. Accessing the Manuals high-pressure systems (compressed air/coolant)
Maintenance Manual. Contains detailed instructions for field and sustainment-level repairs. Key Specifications & Vehicle Capabilities
+------------------+------------------------------------+----------------------------------------+ | Interval | Component to Inspect | Focus Area / Critical Warning Sign | +------------------+------------------------------------+----------------------------------------+ | Before Operation | Central Tire Inflation (CTIS) | Check lines for air leaks or dry rot | | Before Operation | Fluid Levels | Engine oil, coolant, transmission fluid| | During Operation | Air Brake Pressure Gauges | Must maintain 100–120 PSI range | | After Operation | Van Weather Stripping | Inspect seals for tears or water entry | | Weekly | Hydraulic Fluid | Check reservoir for liftgate/jacks | +------------------+------------------------------------+----------------------------------------+ Common Troubleshooting & Diagnostics
28 quarts of 15W-40 OE/HDO Lubricating Oil.
This is the "driver's bible" for the 5-ton series. It covers basic controls, dashboard indicators, and Preventive Maintenance Checks and Services (PMCS)