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
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:
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.