AC International SELF-PRIMING CENTRIFUGAL PUMPS Heat Pump User Manual


 
SELF-PRIMING CENTRIFUAL PUMPSOM--04760
PAGE A -- 2
SAFETY
to a boil, build pressure, and cause the
pump casing to rupture or explode.
Do not remove plates, covers, gauges,
pipe plugs, or fittings from an over-
heated pump. Vapor pressure within the
pump can cause parts being disen-
gaged to be ejected with great force. Al-
low the pump to cool before servicing.
Thesepumpsmaybeusedtohandle
products which if overheated could pro-
duce dangerous fumes. Use extreme
caution when venting the pump, or
when removing covers, plates, plugs, or
fittings.
Never run this pump backwards. Be cer-
tain that rotation is correct before fully
engaging the pump.
If the pump is u sed to pump materials
which could cause serious illness or in-
jury through direct exposure or emitte d
fumes, wear protective clothing, such
as rubber gloves, face mask, and rubber
apron, as necessary before disassem-
bling the pump or piping.
Do not operate the pump without
shields and/or guards i n p lace over the
drive shafts, belts, and/or couplings, or
other rotating parts. Exposed rotating
parts c an catch clothing, fingers, or
tools, causing severe injury to person-
nel.
If the pump is powered by an electric
motor, do not operate a non-explosion
proof motor in an explosive atmo-
sphere. An explosion, which may cause
severe personal injury or death, could
result. Install, connect and operate the
motor in accordance with the National
Electric Code and all local codes. If
there is a conflict b etween the instruc-
tions in the manual accompanying the
unit and the National Electric Code or
applicable local code, the National or
Local code shall take precedence. All
electrical equipment supplied with the
pump conforms to applicable federal
regulations and national codes in effect
on the date of manufacture.
If the pump is electric motor driven, the
electrical power used to operate this
pump is high enough to cause injury or
death. Obtain the services of a qualified
electrician to troubleshoot, test and/or
service the electrical components of
this p ump.
If the pump is powered by an internal
combustion engine, do not operate in
an explosive atmosphere. When operat-
ing internal combustion engines in an
enclosed area, make certain that ex-
haust fumes are pipe d to the outside.
These fumes contain carbon monoxide,
a deadly gas that is colorless, tasteless,
and odorless.