Perkins 1103 / 1104 — V-Belt - Test
Maintenance
For the Perkins 1103 / 1104, from the Perkins service manual.
Applies to: Perkins 1103, Perkins 1104, Perkins 1104 (1103 also covered) engine
Parts for this job
- L111601 Belt — Perkins 1104 Amazon eBay FridayParts $20.99
Part numbers from the service-parts lists for Perkins 1103, Perkins 1104. Verify against your serial number before ordering; some links are affiliate links.
Procedure
- Check the belts for wear and damage; belts must always be changed as a pair.
- Fit a suitable Burroughs gauge at the center of the longest free length of the belt and check tension on both belts.
- Check and adjust the tension on the tightest belt. To adjust belt tension refer to Disassembly and Assembly Manual, Alternator - Install.
Tools required
- Burroughs gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 1/2 inch (13.89 mm) width belt: initial tension 535 N (120 lb), used belt tension 355 N (80 lb).
Full service-parts list: Perkins 1103 →, Perkins 1104 →
Source: Perkins 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.