Graco 77X540 important safety instructions In the inlet port marked “1” install either a plug

Instructions

8.Install vent valve (1) to pump surface using the 3 cap screws (4) included in the kit (FIG. 5). Hold the vent valve tight to the surface of the pump to ensure o-rings stay in place during installation.Torque screws to 17-19 ft-lbs (23-26 N.m).

1

4

FIG. 5

9.Install lubrication line to vent valve pump outlet port marked “0” (FIG. 6).

10

FIG. 6

10.In the inlet port marked “1” (FIG. 6) install either:

•a plug (10).

•inlet plumbing necessary to attach a fill pump.

NOTE:

•For tube-in-tube pump models, the “1” inlet can be used as a fill port.

•For models equipped with a follower plate, with- out a tube-in-tube, the “1” inlet deposits grease on top of the follower plate.

11. Connect cable (d) to valve cartridge (c) (FIG. 7).

d

c

FIG. 7

12.Install other end of cable (d) to solenoid control device.

NOTE:

•Cable (d) is available from Graco. See Accesso- ries, page 5 for a list of available cables.

•Connector termination is a Deutsch DT-04-2P.

•Solenoid inputs are not polarity dependent. Voltage can be applied in either direction.

•Solenoid should be activated when the pump is running. See wiring diagrams in pump manual for more details.

13.Reconnect pump to main power supply.

14.Test system to ensure proper operation.

4 332519F