2
INSTALLATION AND SERVICING INSTRUCTIONS, FOR AIR TO WATER HEAT
PUMP SYSTEM WATER CYLINDER. PLEASE LEAVE THIS MANUAL WITH THE
UNIT FOR FUTURE REFERENCE.
CONTENTS
SECTION
CONTENT
PAGE
1
INTRODUCTION
.
.
.
.
.
.
.
2
2
GENERAL REQUIREMENTS
.
.
.
.
.
.
3
3
INSTALLATION - GENERAL
.
.
.
.
.
.
4
4
INSTALLATION – INDIRECT UNITS
.
.
.
.
.
9
5
COMMISSIONING
.
.
.
.
.
.
.
9
6
MAINTENANCE
.
.
.
.
.
.
.
10
7
FAULT FINDING AND SERVICING
.
.
.
.
.
11
8
USER INSTRUCTIONS
.
.
.
.
.
.
13
9
GUARANTEE
.
.
.
.
.
.
.
.
14
1.0 INTRODUCTION
IMPORTANT: THIS APPLIANCE IS NOT
INTENDED FOR THE USE BY PERSONS
(INCLUDING CHILDREN) WITH REDUCED
PHYSICAL, SENSORY OR MENTAL CAPABILI-
TIES, OR LACK OF KNOWLEDGE AND EXPE-
RIENCE, UNLESS THEY HAVE BEEN GIVEN
SUPERVISION OR INSTRUCTION CONCERN-
ING THE USE OF THE APPLIANCE BY A PER-
SON RESPONSIBLE FOR THEIR SAFETY.
This unit, for use with the ESTIA air to water heat
pump system, is a purpose designed unvented water
cylinder. The unit has a stainless steel inner vessel
which ensures an excellent standard of corrosion re-
sistance. The outer casing is a combination of resilient
thermoplastic mouldings and plastic coated corrosion
proofed steel sheet.
NOTE:
Prior to installation the unit should be stored
in an upright position in an area free from excessive
damp or humidity.
The unit is supplied complete with all the necessary
safety and control devices needed to allow connec-
tion to the cold water mains. All these components
are pre-adjusted.
This appliance complies with the requirements of the
CE marking directive and is KIWA approved to show
compliance with Building Regulations (Section G3)
and UK Water Regulations.
The following instructions are offered as a guide to
installation which must be carried out by a competent
plumbing and electrical installer in accordance with
Building Regulation G3, The Building Standards
(Scotland) Regulations Section 4 standard 4.9, or
The Building Regulations (Northern Ireland) Part P
Section P5.
IMPORTANT: PLEASE READ ALL THESE INSTRUCTIONS BEFORE
COMMENCING INSTALLATION
Maximum water supply pressure to PRV
1.6MPa (16.0 bar)
Operating pressure of unit
0.35MPa (3.5 bar)
Expansion vessel charge pressure
0.35MPa (3.5 bar)
Expansion valve setting
0.6MPa (6.0 bar)
Nominal storage capacity of units
(see Table 2)
Max. primary working pressure
0.3MPa (3.0 bar)
Opening temperature of T&P Relief Valve
90deg C
Opening pressure of T&P Relief Valve
1.0 MPa (10 bar)
Table 1: Operational Summary
Содержание HWS-1501CSHM3-UK
Страница 15: ...15 NOTES...
