Explosion Hazard; Noise Risk; Material Chemical Compatibility; Emergency Stop - WAGNER ZIP52 Operating Manual

Pneumatic double diaphragm pump
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VERSION 12/2012
OPERATING MANUAL
4.2.7

EXPLOSION HAZARD

Do not ever use chloride or halogenated solvents (such as trichlorothane and methylene
chloride) with units containing aluminum or galvanized and zinc-plated parts. As they may
react chemically thus producing an explosion danger.
Read the classifi cation and information leafl et concerning the product and solvent to be
used.
4.2.8

NOISE RISK

In some working conditions, the pump can be particularly noisy: for example when the
air feeding pressure is high and when there is no pressure or a very low pressure in the
pumped fl uid (free fl ow operation). In these cases, all personnel working next to the pump
shall wear adequate individual protections and/or use valves and seats in plastic material,
provided the working conditions and the compatibility with the pumped fl uid allow it.
4.2.9

MATERIAL CHEMICAL COMPATIBILITY

Make sure the materials employed in manufacturing the pump are chemically compatible
with the fl uid to be pumped. A wrong choice can cause harming people (as a result of
prosection of noxious and irritant products) as well as polluting the environment, besides
prematurely damaging the pump and its hoses.
4.2.10

EMERGENCY STOP

To quickly stop the unit in case of emergency, close the air cutoff valve or the pressure
regulator; to interrupt the air supply to the pump's motor. Cutoff valve is not supplied with
the pump. It has to be provided and properly installed by the user.
Caution: delivery circuits of pneumatic pumps can remain pressurized, even when the air
input valve is closed.
4.2.11

TIGHTNESS CHECK

When using the pump after a long period of inactivity, check tightness of all parts subject
to pressure.
4.2.12

MAINTENANCE

Depending on the type of use and the substances used, the user has to periodically check
for presence of deposits as well as its cleanliness, the state of wear of the components and
proper operation of the pump assembly.
The operation has to be carried out in conformity with what is written in this manual.
ORDER NUMBER DOC 2330426
14

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