Mueller H-704 User manual

Mueller®H-704 Hydraulic Power Operator
GENERAL
This publication addresses some of the safety issues when operating this machine. Neglecting to follow these recommendations
may pose serious hazards or result in failure of equipment. The operator of this machine must have access to, have read, and fully
understand this document andthe recommendations and operating instructions for the H-704 Hydraulic Power Operator.
The H-704 Hydraulic Power Operator provides hydraulic power to drive various Mueller®Drilling Machines. Refer to current Mueller
product catalog for machine compatibility.
WARNING: The operator of this machine must adhere to the following instructions to reduce the possibility of misuse
of the machine or accident. Failure to observe these instructions and the following warnings could result in serious
bodily injury.
Always wear eye protection when operating this machine.
DO NOT use damaged, frayed, loose or deteriorated hydraulic hoses or ttings.
Always turn off the hydraulic supply and disconnect the hydraulic supply hose before installing, removing or adjusting
any accessory on this machine, or before performing maintenance on this machine.
CAUTION: DO NOT modify this machine. Doing so could void the warranty and create a safety hazard.
• Weight (Operator Only) – 51 lbs.
(23.1 kg)
• Length – 28” (71 cm)
• Width – 13” (33 cm)
• Height – 8” (22 cm)
• Flow Range – 7 to 9 gpm (27-34 lpm)
• Motor Speed – 33 rpm at 8 gpm
(30 lpm)
• Max. Pressure (continuous) –
2000 psig (138 bar)
• Max. Pressure (intermittent) –
2750 psig (190 bar)
• Operation – reversible
•The gear case (3/4pint capacity) is
 lledwiththeproperlubricantatthe
factory and requires no periodic
service. However, if leakage has
occurred or the gear case requires
repair, contact Mueller Customer
Service at 1-800-423-1323 for
return instructions.
OPERATING INSTRUCTIONS
SPECIFICATIONS FOR H-704 HYDRAULIC POWER OPERATOR
Reliable Connections
TM
Gas (North America)
1.800.798.3131
www.muellergas.com
[email protected]
International
1.423.490.9555
www.mueller-international.com
[email protected] Form 12593 – 04/16
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Mueller®H-704 Hydraulic Power Operator
1. OPERATING INSTRUCTIONS
CAUTION: Hydraulically driven
power tools are not generally
insulated against coming in contact
with sources of electrical current.
Take necessary precautions if
sources of electrical current are
nearby.
WARNING: Operate this machine
below the maximum rated pressure
specied.
A. Be sure to read the Mueller Operating
Instructions for the Mueller drilling
machine that is being powered by the
H-704 operator.
B. Install drilling machine on pipe
accordingtothedrillingmachine’s
operating manual.
C. After the drill or pilot drill has been
positioned at the pipe according to
the machine instructions, attach the
operator to the machine.
A. Turn on the hydraulic unit and
check the hydraulic pressure. Note
maximum pressure permissible in
theSpecicationssectionofthis
instruction sheet (page 1).
B. Momentarily activate the on/off lever
from the neutral position by pulling it
toward the operator handle to assure
the drill or shell cutter is turning in
the correct direction. It should turn
clockwise when observed from the
operator end of the drilling machine.
CAUTION: Moving the lever away
from the operator handle will reverse
the turning direction and could
damage the tools during standard
drilling or cutting operations.
C. Once the correct turning direction
hasbeenveried,activatetheon/off
lever by pulling it toward the operator
handle and conduct the drilling
operation according to the drilling
machine operating manual.
2. CHECK THE DRILLING MACHINE SET UP
A. For drilling operations: Once the
drilling is completed, follow the
machine operating instructions to
clear the tools from the pipe, return
the drilling machine to its rear most
position, and remove the operator
from the machine.
B. For drilling and tapping operations:
Once the tapping operation is
completed, follow the machine
operating instructions for reversing
the operator, clearing the tools from
the pipe, returning the machine to its
rear most position, and removing the
operator from the machine.
3. DISCONNECTING HYDRAULIC POWER OPERATOR
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TM
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Thetrademarks,logosandservicemarksdisplayedinthisdocumenthereinarethepropertyofMuellerCo.,LLC,itsafliatesor
other third parties. Products above marked with a section symbol ( § ) are subject to patents or patent applications. For details,
visit www.mwppat.com. These products are intended for use in potable water applications. Please contact your Mueller Sales or
Customer Service Representative concerning any otherapplication(s).
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