Allis-Chalmers — Engine Storage - More Than 30 Days
Maintenance
From a Allis-Chalmers operator's manual covering: 6138, 685, SERIES 6138, SERIES 670. Check it applies to your exact model before use.
Procedure
- Service the air cleaner
- Check interior of radiator and remove foreign matter from fins
- Drain and flush cooling system; clean with commercial cleaner if rust or scale observed
- Close coolant filter inlet and outlet shutoff valves before cleaning system
- Remove coolant filter, install new filter; leave valves closed during storage
- Fill cooling system with clean water and add commercial soluable oil type rust inhibitor (or permanent antifreeze)
- Start engine and operate until thermostat opens, continue one hour; stop engine
- Drain lubricating oil from pan, remove oil filters and install new filters
- Fill oil pan to FULL mark with commercial rust preventive CD oil; operate 10 minutes and top up
- Drain water and sediment from fuel/water separator; install new fuel filters and prime; drain fuel tank
- Check injection nozzle spray pattern and opening pressure
- Disconnect fuel supply and return lines at tank; run engine on rust preventive fuel oil until observed at overflow line; stop engine and reconnect lines
- Clean exterior of engine and dry thoroughly
- Seal all engine openings and store inside or cover securely
- Disconnect battery, clean, service electrolyte and store in cool dry location
Source: Allis-Chalmers operator's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.