Danfoss PAH 2, Installation, Operation And Maintenance Manual

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Operation guide | Installation, Operation and Maintenance Manual for PAH 2-12.5 pumps
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180R9379 | AQ188686503004en-000801 | PAH 2-12.5 | 07.2022
1.1 General
The PAH pumps and pump units are manufac-
tured by Danfoss A/S, and are sold and marketed
by a net of authorized distributors world wide .
This manual contains the necessary instructions
for the installation, operation and service of the
pumps used for tap water .
In case the pump delivered is ATEX certified, the
additional ATEX instruction must also be read .
The PAH pumps must not be used for other
purposes than those recommended and
specified without first consulting your local
pump distributor .
Use of the pump in other applications not
suitable for the pump unit can cause damages to
the pump unit, with risk of personal injury .
All personnel being responsible for operation
and maintenance of the pump unit must read
and fully understand these instructions,
especially the section “Safety”, before:
• Transportation of the pump unit
• Lifting the unit
• Installing the pump unit
• Connecting the pump unit to the water
system
• Connecting the electric motor and instru-
mentation
• Commissioning the unit
• Servicing the motor pump unit, mechanical
and electrical parts
• Decommissioning the motor pump unit
The pump must always be installed and used in
accordance with existing national/local
sanitary, safety regulations and laws .
It is the responsibility of the safety officer or
the chief operator to assure compliance with all
local regulations that are not taken into
account in this manual .
Changing the pumps’ or pump units’ opera-
tional limits and hardware:
• Changes to the delivered pump or motor
pump system may only be done with a
written approval from Danfoss High Pressure
Pumps .
• Operation outside the Danfoss specifications
requires a written approval from Danfoss
High Pressure Pumps .
• If any changes are made without written
approval the warranty will automatically
become void .
It is important that these instructions are
always available to the personnel concerned .
1.2 Symbols
Indicates something to be noted by the
reader
Indicates a situation which will or could
result in damage to the pump and its
function
Indicates a situation which will or could
result in personal injury and/or damage
to the pump
Electrical hazard - Indicates a high-
voltage warning
Safety glasses required
Hearing protection required
Safety shoes required
Safety helmet required
!
Protective
garments
must be worn
Protective garments
must be worn
Danger HOT .
Do not touch
Electrical
hazard
Electrical hazard
1. Introduction