Cummins/Onan — Engine Front Cover - Installation
Installation
From a Cummins/Onan service manual — check it applies to your exact model before use.
Browse Cummins/Onan generators & specs →
Before you start
- A new CKP Sensor must be installed whenever the old sensor is removed.
Procedure
- Apply 3 mm (0.1 in) bead of silicone gasket and sealant to joint areas.
- Install front cover and tighten bolts in sequence shown.
- Tighten 8 mm bolts to 10 Nm; 10 mm bolts to 25 Nm; 13 mm bolts to 48 Nm.
- Install accessory drive belt tensioner, tighten to 50 Nm (37 lb-ft).
- Position new CKP sensor, align with tool 303-1417, tighten to 7 Nm (62 lb-in).
Tools required
- 303-1417 alignment tool Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 8 mm bolts 10 Nm (89 lb-in)
- 10 mm bolts 25 Nm (18 lb-ft)
- 13 mm bolts 48 Nm (35 lb-ft)
Source: Cummins/Onan 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.