General Machine Products 89004 Portable Powered Duct Rod Pusher - Manual (Page 8)

Page 8 of 40
General Machine Products Co., Inc.
a. Two (2) turns on the rod clamping screw.
b. Tractor drive to be closed at all times when rod is installed into machine.
c. Sub-Duct clamp height adjustment correctly set.
d. Rod in-feed bracket height adjustment correctly set.
e. Sub-duct fully connected.
f. Rod drum must be located directly behind and in line with the pushing machine.
g. Sub-duct clamp, tractor drive belts/chains, housing framed and rod guide intake assembly must be
clean and free from debris, sludge, dirt, water and lubricant. (Each time the pushing machine is
used.)
h. The hydraulic pressure should be between 290-580 PSI at the start of an installation. If greater do
not proceed. Check rod clamping screw setting, sub-duct, rod, rod collet sizes, sub-duct clamp/in-
feed guide height setting. Rectify before re-commencing the installation.
i. Lubricate the drive chains before use.
j. Do not repeatedly press the on/off button on the length/speed readout. This may result in irrelevant
digits being displayed or may alter the program. Always fit the hydraulic hose dust caps when the
hose is not in use, clean and check the quick release couplings before use.
2. CRITICAL POINTS THAT DRAMATICALLY AFFECT THE
OPERATION OF THE ROD PUSHING MACHINE
NOTE:
This machine is primarily designed to work with the GMP 1/2 Duct Rodder. Other manufacturer’s Duct
Rodders may be able to be modified to work. Please contact the factory for details.