Pfannenberg EB 130 WT, Operating And Maintenance Instructions Manual

Page: 4 / 212

English
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For Health and Safety reasons, please find below a list of potential risks that the operator is exposed to while commissioning
and/or operating and/or dismantling the unit:
Risk Recommended Safety Measure Residual Risk to be aware of
sharp edges (such as heat
exchanger fins and internal
metal plates live edges)
It is recommended to use safety equipment
(such as gloves and protective cloths) -
hot surfaces
(such as electric motor body of
pump or compressor and
refrigeration copper pipes)
It is recommended to use safety equipment
(such as gloves and protective cloths) -
refrigerant under pressures up
to 30 bar (435 PSI) within
refrigeration circuit
Always verify functionality of High Pressure
Switch.
Never open refrigeration circuit for
maintenance before releasing pressure* Due to Toxicity of refrigerant
and oil still inside circuit, it is
recommended to use suitable
gloves and mask while
servicing refrigerant
equipment.
cooling water/glycol mixture
under pressures
up to 5,8 bar
(85PSI) within hydraulic circuits
(PWW series: PS = 12 bar)
Always check that all cooling water/glycol
pressure is released before sectioning and
servicing hydraulic equipment using purging
system and refill ball valve Due to Toxicity of glycol and oil
still inside circuit, it is
recommended to use suitable
gloves and mask while
servicing hydraulic equipment
electrical shock Always disconnect power supply and post a
‘
MAINTENANCE WORK IN PROGRESS’
sign on a visible position next to the main
switch during service
-
rotating fans Always disconnect power supply and make
sure all mechanical equipment is stopped
before service. -
Toxicity of refrigerant and
cooling liquid It is recommended to use suitable protection
equipment (such as gloves, glasses, safety
shoes) -