Allis-Chalmers — Exercising Engine on Standby Service
Operation
From a Allis-Chalmers owner's manual covering: Series 606, Series 633, Series 649, Series 685. Check it applies to your exact model before use.
Before you start
- If no load or a light load is used, cover radiator to hasten warm up. Never cover radiator on unattended engine.
Procedure
- Before starting, check lubricating oil and coolant levels; make complete visual check of unit.
- Start engine and run 15 minutes with speed control at half position.
- Run engine at full speed with whatever load is available, up to full load, until two consecutive temperature readings of 160°F (71°C) minimum at 15 minute intervals; continue operation for 30 minutes.
- Check and correct all coolant or oil leaks.
- Run engine at half speed with no load for 5 minutes to allow combustion chamber to cool evenly.
- Stop engine.
Specs & values
- Exercise at least every 30 days
- Carry at least 50% of normal load
- If accumulated hours do not total 100 hours within 6 months, change lube filters and lubricating oil
- If hours do not total 600 in a 12 month period, replace fuel filter
Source: Allis-Chalmers owner'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.