Perkins — How to Prime the Drive Pump
Maintenance
From a Perkins service manual covering: 404F-22, 5046D, 5606A, 804D-33, S8015-12264, S8016H-13642, S80X15-12264, S80X16H-13642, S8515-12264, S8516H-13642. Check it applies to your exact model before use.
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Before you start
- Component damage hazard. Engine must not be started with hydraulic tank shut-off valves closed.
Procedure
- Connect a 0 to 600 psi / 0 to 40 bar pressure gauge to the diagnostic nipple on the drive pump.
- Deutz and Perkins models: disconnect the engine wiring harness from the fuel solenoid at the injector pump.
- Crank the engine with the starter motor for 15 seconds, wait 15 seconds, then crank an additional 15 seconds.
- Continue until the pressure reaches 300 psi / 20.7 bar.
- Deutz and Perkins models: connect the engine wiring harness to the fuel solenoid.
- Start the engine from the ground controls and check for hydraulic leaks.
Tools required
- 0 to 600 psi / 0 to 40 bar pressure gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- 300 psi / 20.7 bar
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.