Perkins 900 Series — To eliminate air from the fuel system
Maintenance
For the Perkins 900 Series, from the Perkins service manual.
Applies to: Perkins 900 Series CP/CR engine
Before you start
- Damage to fuel injection pump, battery and starter motor can occur if starter motor used excessively.
Procedure
- Loosen vent plug on filter head of pre-filter, if fitted.
- Operate priming lever of fuel lift pump until fuel free of air comes from banjo bolt; tighten.
- Loosen banjo bolt on top of filter head; operate priming lever until fuel free of air; tighten.
- Loosen union nut at fuelled starting aid; operate priming lever until fuel free of air; tighten.
- Loosen high-pressure connections at two atomisers.
- Operate starter motor until fuel free of air comes from high-pressure pipe connections.
- Tighten high-pressure pipe connections to 22 Nm (16 lbf ft) 2,2 kgf m.
- Operate engine at low idle for minimum five minutes.
Specs & values
- High-pressure pipe connections Delphi 22 Nm (16 lbf ft) 2,2 kgf m
- High-pressure pipe connections Stanadyne 27 Nm (20 lbf ft) 2,8 kgf m
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.