Allis-Chalmers 2900 Mark II — Fan Belt Removal, Inspection, and Installation
Maintenance · Fan belts
For the Allis-Chalmers 2900 Mark II, from the Allis-Chalmers service manual.
Before you start
- The belts are a matched pair. If only one belt replacement is required, both belts must be replaced to assure satisfactory belt performance.
Procedure
- Remove fan guard; loosen capscrews. Push alternator in, and remove belts from alternator pulley. Slip belts from crankshaft pulley then over fan blades and remove the belts.
- Inspect belts for excessive slickness, oilsoak, wear, tears, cracks and overstretching. Belts are a matched pair; if one belt replacement is required, both belts must be replaced.
- Install belts by a direct reversal of the removal procedure and adjust the belts; refer to 2.3.2.
Source: Allis-Chalmers service 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.