Operating And Maintenance Manual - nowax GPN Serie Manual De Instrucciones De Empleo Y Manutención

OPERATING AND MAINTENANCE MANUAL PART 2
THE USER SHOULD KEEP THIS DOCUMENT
1. INTRODUCTION
This instruction manual is split into two booklets: PART 1,
containing general information regarding our whole product
range; and PART 2, containing information specific to the
motor-driven pump you have purchased. The two publications
are complementary to each other, so make sure you have both.
Comply with the instructions contained in them to get the
most out of your motor-driven pump and assure its proper
operation. If you need further information, get in touch with
GB
your nearest authorized dealer.
If information in the two parts contradict each other, take
PART 2 containing the product's specific information as valid.
NO PART OF THESE ILLUSTRATIONS AND/OR TEXT MAY BE
REPRODUCED FOR ANY REASON.
The following symbols have been used in the compilation of this
instruction booklet:
WARNING
Risk of damaging the pump or system
Risk of causing injury or damaging property
Electrical hazard
2. CONTENTS
1. INTRODUCTION
2. CONTENTS
3. DESCRIPTION AND USE OF MOTOR-DRIVEN PUMP
4. SPECIFICATIONS
5. PREPARING FOR USE
6. DIAGRAMS AND DRAWINGS
3. DESCRIPTION AND USE OF MOTOR-DRIVEN PUMP
3.1. DESCRIPTION
Description: MOTOR-DRIVEN SURFACE PUMP
Type: SELF-PRIMING
Model: GPN/HAN/HWN
3.2. USE FOR WHICH PUMPS ARE DESIGNED
Domestic water boosting, small-scale garden watering, handling
from tanks, wells etc., vehicle washing, small pressure vessels
featuring automatic operation, treatment of clean water in general
(handling of drinking water).
Only the GP versions, conforming to EC Directive 2000/14 (noise
emission in the environment by equipment for use outdoors) are
designed for portable use outdoors.
Use the motor-driven pumps based on their technical specifications.
3.3. USE FOR WHICH PUMPS ARE NOT DESIGNED
The pumps cannot be used to handle:
– dirty water or water with solids in suspension;
− water containing acids or bases, and corrosive liquids in
general;
− water with a temperature over the temperature limit given in
table 4.1;
− seawater;
− flammable liquids and hazardous liquids in general.
The motor-driven pumps must never be made to work without liquid.
4
4. SPECIFICATIONS
4.1. GPN/HAN/HWN PUMP SPECIFICATIONS
Max. temperature
of liquid pumped
Suction
diameter
Delivery
diameter
Maximum working
pressure
* = threading according to ISO 228
4.2. MOTOR SPECIFICATIONS
TYPE
RATINGS
OVERLOAD
PROTECTION
4.3. INFORMATION ON AIRBORNE NOISE
Model
700
page 4
1500
page 4
page 4
page 4
The table gives maximum sound emission values for the motor-
page 4
driven pumps
page 5
* Sound pressure level - Mean value of measurements taken
one metre from the pump. Tolerance ± 2.5 dB.
5. PREPARING FOR USE
WARNING
USE THE HANDLE TO LIFT OR MOVE THE MOTOR-DRIVEN
PUMP, IF IT HAS ONE, OR HOLD IT IN YOUR HANDS: NEVER
USE THE POWER CORD.
5.1. INSTALLATION
To install the pumps, proceed as directed in PART 1, chapter 7.2
and in the following points:
– use pipes of a suitable diameter, bearing in mind that, in some
models, suction diameter (front side of pump) is greater than
delivery diameter (top side of pump), (see chap. 4).
5.2. FILLING THE PUMP (FIG.1)
WARNING
OPERATION TO BE PERFORMED WITH THE MOTOR'S TERMINAL
STRIP FULLY CLOSED.
a) Unscrew the hexagonal cap (1) located on the top of the pump
casing;
b) With the aid of a funnel, fill the pump with water to overflowing;
c) Screw the hexagonal cap back on until it is locked tight to
prevent air getting in.
U.M. GPN/HAN/HWN
35
domestic use according to CE-EN 60335
°C
-2-41
60 other uses
GPN/HAN/HWN
U.M. 700
* G 1
* G 1
MPa 0.6
TEFC
See motor-driven pump rating plate
SINGLE PHASE: unless otherwise stated
on the additional sheet, thermal cutout w/
automatic reset.
THREE PHASE: by installer
Shaft height LpA (dB)*
63
71
1500
G ¼
<70
71