PUMP GP-AUX 0R7720 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 147-6456 Wedge Removal Tool 1 Start By:
Remove diesel exhaust fluid manifold.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g03499218
Remove top panel (1).
Illustration 2 g03505823
Disconnect harness assembly (2). Note: Record the location of each wire prior to removal. Diesel exhaust fluid pump wires must be reinstalled in the correct locations or severe damage can occur.
Use the follow procedure in order to disconnect the harness assembly from the circuit breaker.
Illustration 3 g03505826
Loosen screw (4) and remove wire (5) from circuit breaker (3).
Illustration 4 g03505834
Install Tooling (A) into the cavity as shown in order to disengage the retainer.
Illustration 5 g03505839
Gently pull wire (6) out of circuit breaker (3). Note: Repeat Steps 3.b and 3.c for the remaining wire.
Illustration 6 g03505842
Remove cable straps (7).
Illustration 7 g03505854
Remove wing nuts (8) and position the harness assembly and the hose assemblies aside.
Illustration 8 g03505862
Remove hold-downs (9) and remove diesel exhaust fluid pump (10).
Illustration 9 g03505865
Note the orientation of the check valves and remove check valve (11) and (12). Installation Procedure
Install diesel exhaust fluid pump (10) in the reverse order of removal.