General Maintenance Information for Material Pumps.

TB 43-0213

TA504759

Figure 3-7. Rustproofing Material Pump and Attaching Hardware.

g. Depending on the model pump, the material fil- 3-6.

General Maintenance Information for

ter-may be built into the pump or attached to the output

Material Pumps.

of the pump. This filter removes impurities from the

The following is a list of general maintenance

material and protects the gun orifice from damage.

procedures for material pumps:

Figure 3-8 and Figure 3-9 provide cutaway and ex-

ploded views of a representative pump. Table 3-4 con-

a. Oil pumps daily with 20W non-detergent oil.

tains troubleshooting instructions for a material pump.

b. Clean foot filter each time a new drum of

material is used.

3-9