Installation; Pressure Relief Procedure; Ground - Graco Pulse 26C935 Installation And Operation Manual

Metered dispense valve
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Installation

Installation

Pressure Relief Procedure

Follow the Pressure Relief Procedure
whenever you see this symbol.
This equipment stays pressurized until
pressure is manually relieved. To help
prevent serious injury from pressurized
fluid, such as skin injection, splashing fluid
and moving parts, follow the Pressure
Relief Procedure when you stop
dispensing and before cleaning, checking,
or servicing the equipment.
1.
Turn off the power supply to the pump,
or close the fluid shut off valve (B).
2.
Open the nozzle.
3.
Authorize a test dispense within the
Pulse Fluid Management software, or an
off-line dispense.
4.
Trigger the metered dispense valve into
a waste container to relieve pressure.
5.
Open any bleed-type master air valves
and fluid drain valves in the system.
6.
Leave the drain valve open until ready to
pressurize the system.
10

Ground

The equipment must be grounded to
reduce the risk of static sparking. Static
sparking can cause fumes to ignite or
explode. Grounding provides an escape
wire for the electric current.
Follow the manufacturer's
recommendations to ground the pump and
fluid supply container.
FIRE HAZARD
Conductive metal surfaces on the metered
dispense valve must not make contact
with any positively charged metal surface,
including (but not limited to), the starter
solenoid terminal, alternator terminal or
battery terminal. Such contact could
cause electrical arcing and a fire.
To maintain grounding continuity when
flushing or relieving pressure: hold a metal
part of the metered dispense valve firmly to
the side of a grounded metal pail, then trigger
the metered dispense valve.
Hoses: Only use electrically conductive
hoses. Check electrical resistance of hoses.
If total resistance to ground exceeds 29
megohms, replace hose immediately.
3A7397E

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Pulse 26c936

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